Checklist Of All Dolphin Species, Footage & Info
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Kinds of dolphins – a whole checklist of dolphin species, with footage and fascinating information on every.
Dolphins are marine mammals belonging to the infraorder Cetacea, which can also be residence to whales and porpoises.
Recognized for his or her excessive intelligence and acrobatic shows, dolphins are among the many most acquainted and best-loved members of the animal kingdom.
On this web page is a checklist of each residing dolphin species with footage and fascinating information. It contains all species within the oceanic dolphin household, Delphinidae, in addition to all the river dolphins.
Additionally on this web page is an interactive desk of dolphin species that you need to use to kind dolphins by identify, household, genus, measurement, conservation standing, and so on.
Web page Index
The frequent bottlenose dolphin is only one of 40 residing dolphin species. (On this web page, 41 species are listed, as we’ve included the Baiji, which is now believed to be extinct.)
The checklist incorporates dolphins which are generally referred to as whales, together with the killer whale or orca (which is an oceanic dolphin belonging to the household Delphinidae).
In actual fact, all dolphins are whales, as they belong to the parvorder Odontoceti – a gaggle of cetaceans also referred to as toothed whales.
Sadly, a number of dolphin species are endangered. We’ve included the IUCN conservation standing of every species (Supply: IUCN Pink Checklist, June 2023). You should utilize the desk beneath to kind the dolphin species by conservation standing.
You may learn how we compiled this checklist additional down the web page.
Varieties Of Dolphins
The 2 essential sorts of dolphins are oceanic dolphins (household Delphinidae), and river dolphins (numerous households). The vast majority of dolphin species are oceanic dolphins; solely a handful of species are present in freshwater habitats. Well-known sorts of dolphins embrace the frequent bottlenose dolphin, the frequent dolphin and the killer whale or orca.
On this web page is a whole checklist of dolphin species, plus a desk that you need to use to kind dolphins by household, genus, measurement, conservation standing, and so on.
Scroll right down to see all the dolphins, or use the index beneath to go to a selected species.
Checklist Of Dolphins
River Dolphins
Dolphin Species Desk
| Widespread Title | Genus | Scientific Title | Household | IUCN Conservation Standing | The place discovered | Size (m) | Size (ft.) | Weight (lb) | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|
| Amazon River Dolphin | Inia | Inia geoffrensis | Iniidae | Endangered | Amazon Basin, South America | 2.50 | 8.20 | 355.00 | 161.00 |
| Atlantic Humpback Dolphin | Sousa | Sousa teuszii | Delphinidae | Critically Endangered | Atlantic coast of West Africa | 2.50 | 8.20 | 300.00 | 136.00 |
| Atlantic Noticed Dolphin | Stenella | Stenella frontalis | Delphinidae | Least Concern | Atlantic Ocean | 2.30 | 7.50 | 310.00 | 140.00 |
| Atlantic White-sided Dolphin | Lagenorhynchus | Lagenorhynchus acutus | Delphinidae | Least Concern | North Atlantic | 2.80 | 9.20 | 500.00 | 227.00 |
| Australian Humpback Dolphin | Sousa | Sousa sahulensis | Delphinidae | Weak | Northern Australia and New Guinea | 2.60 | 8.50 | 350.00 | 158.00 |
| Australian Snubfin Dolphin | Orcaella | Orcaella heinsohni | Delphinidae | Weak | Northern Australia | 2.40 | 7.90 | 300.00 | 136.00 |
| Baiji | Lipotes | Lipotes vexillifer | Lipotidae | Critically Endangered (Presumably Extinct) | Yangtze River, China | 2.50 | 8.20 | 510.00 | 231.00 |
| Chilean Dolphin | Cephalorhynchus | Cephalorhynchus eutropia | Delphinidae | Close to Threatened | Coasts of Chile and Argentina | 1.70 | 5.60 | 115.00 | 52.00 |
| Clymene Dolphin | Stenella | Stenella clymene | Delphinidae | Least Concern | Tropical and subtropical Atlantic | 2.00 | 6.60 | 180.00 | 82.00 |
| Commerson’s Dolphin | Cephalorhynchus | Cephalorhynchus commersonii | Delphinidae | Least Concern | Southern South America, Kerguelen Islands | 1.50 | 5.00 | 110.00 | 50.00 |
| Widespread Bottlenose Dolphin | Tursiops | Tursiops truncatus | Delphinidae | Least Concern | Heat and temperate seas worldwide | 3.80 | 12.50 | 1100.00 | 500.00 |
| Widespread Dolphin | Delphinus | Delphinus delphis | Delphinidae | Least Concern | Heat and tropical oceans | 2.50 | 8.20 | 330.00 | 150.00 |
| Dusky Dolphin | Lagenorhynchus | Lagenorhynchus obscurus | Delphinidae | Least Concern | Southern Hemisphere | 2.00 | 6.60 | 160.00 | 72.50 |
| False Killer Whale | Pseudorca | Pseudorca crassidens | Delphinidae | Close to Threatened | Heat and tropical oceans | 6.00 | 20.00 | 3000.00 | 1360.00 |
| Franciscana | Pontoporia | Pontoporia blainvillei | Pontoporiidae | Weak | Coastal Atlantic waters of southeastern South America | 1.70 | 5.60 | 115.00 | 52.00 |
| Fraser’s Dolphin | Lagenodelphis | Lagenodelphis hosei | Delphinidae | Least Concern | Deep waters within the Pacific | 2.70 | 8.90 | 460.00 | 210.00 |
| Guiana Dolphin | Sotalia | Sotalia guianensis | Delphinidae | Close to Threatened | Western South Atlantic | 2.20 | 7.20 | 350.00 | 160.00 |
| Heaviside’s Dolphin | Cephalorhynchus | Cephalorhynchus heavisidii | Delphinidae | Close to Threatened | Coasts of South Africa and Namibia | 1.80 | 5.90 | 165.00 | 75.00 |
| Hector’s Dolphin | Cephalorhynchus | Cephalorhynchus hectori | Delphinidae | Endangered | Coasts of New Zealand | 1.40 | 4.60 | 130.00 | 58.00 |
| Hourglass Dolphin | Lagenorhynchus | Lagenorhynchus cruciger | Delphinidae | Least Concern | Antarctic and subantarctic waters | 1.80 | 5.90 | 250.00 | 113.00 |
| Indian Ocean Humpback Dolphin | Sousa | Sousa plumbea | Delphinidae | Endangered | Indian Ocean | 2.60 | 8.50 | 350.00 | 158.00 |
| Indo-Pacific Bottlenose Dolphin | Tursiops | Tursiops aduncus | Delphinidae | Close to Threatened | Indo-Pacific Oceans | 2.60 | 8.50 | 550.00 | 250.00 |
| Indo-Pacific Humpback Dolphin | Sousa | Sousa chinensis | Delphinidae | Weak | Indian and Pacific Oceans | 2.50 | 8.20 | 300.00 | 136.00 |
| Irrawaddy Dolphin | Orcaella | Orcaella brevirostris | Delphinidae | Weak | Southeast Asia and Northern Australia | 2.70 | 8.90 | 350.00 | 158.00 |
| Killer Whale | Orcinus | Orcinus orca | Delphinidae | Information Poor | World oceans | 8.00 | 26.20 | 12000.00 | 5443.00 |
| Lengthy-finned Pilot Whale | Globicephala | Globicephala melas | Delphinidae | Least Concern | North Atlantic and Southern Ocean | 6.70 | 22.00 | 5000.00 | 2268.00 |
| Melon-headed Whale | Peponocephala | Peponocephala electra | Delphinidae | Least Concern | Tropical oceans | 2.70 | 8.90 | 300.00 | 136.00 |
| Northern Proper Whale Dolphin | Lissodelphis | Lissodelphis borealis | Delphinidae | Least Concern | North Pacific | 2.60 | 8.50 | 200.00 | 91.00 |
| Pacific White-sided Dolphin | Lagenorhynchus | Lagenorhynchus obliquidens | Delphinidae | Least Concern | North Pacific | 2.50 | 8.20 | 440.00 | 200.00 |
| Pantropical Noticed Dolphin | Stenella | Stenella attenuata | Delphinidae | Least Concern | Tropical and subtropical oceans | 2.60 | 8.50 | 250.00 | 113.00 |
| Peale’s Dolphin | Lagenorhynchus | Lagenorhynchus australis | Delphinidae | Least Concern | Southern South America | 2.50 | 8.20 | 250.00 | 114.00 |
| Pygmy Killer Whale | Feresa | Feresa attenuata | Delphinidae | Least Concern | Tropical and subtropical oceans | 2.60 | 8.50 | 500.00 | 227.00 |
| Risso’s Dolphin | Grampus | Grampus griseus | Delphinidae | Least Concern | World oceans | 3.80 | 12.50 | 1100.00 | 500.00 |
| Tough-toothed Dolphin | Steno | Steno bredanensis | Delphinidae | Least Concern | Tropical and heat temperate oceans | 2.80 | 9.20 | 350.00 | 158.00 |
| Brief-finned Pilot Whale | Globicephala | Globicephala macrorhynchus | Delphinidae | Least Concern | Tropical and temperate seas | 5.50 | 18.00 | 3000.00 | 1360.00 |
| South Asian River Dolphin | Platanista | Platanista gangetica | Platanistidae | Endangered | Ganges-Brahmaputra-Meghna and Indus rivers, South Asia | 2.60 | 8.50 | 200.00 | 90.00 |
| Southern Proper Whale Dolphin | Lissodelphis | Lissodelphis peronii | Delphinidae | Least Concern | Southern Hemisphere | 2.70 | 8.90 | 220.00 | 100.00 |
| Spinner Dolphin | Stenella | Stenella longirostris | Delphinidae | Least Concern | Tropical and subtropical oceans | 2.30 | 7.50 | 170.00 | 77.00 |
| Striped Dolphin | Stenella | Stenella coeruleoalba | Delphinidae | Least Concern | World oceans | 2.60 | 8.50 | 350.00 | 158.00 |
| Tucuxi | Sotalia | Sotalia fluviatilis | Delphinidae | Endangered | Amazon River, South America | 1.80 | 5.90 | 120.00 | 55.00 |
| White-beaked Dolphin | Lagenorhynchus | Lagenorhynchus albirostris | Delphinidae | Least Concern | North Atlantic | 3.00 | 9.80 | 770.00 | 350.00 |
Atlantic Humpback Dolphin
Scientific Title: Sousa teuszii
Household: Delphinidae
Size: 2.5 to 2.8 meters (8.2 to 9.2 toes)
Weight: 150 to 200 kg (330 to 440 lbs)
The place discovered: Coastal waters of West Africa
Conservation standing: Critically Endangered
The Atlantic humpback dolphin is a member of the humpback dolphin genus Sousa – a gaggle of dolphins identified for his or her distinctive humped backs.
The Atlantic humpback dolphin is grey to white in coloration and has fewer enamel than different humpback dolphins.
This species is endemic to the Japanese Atlantic, being discovered off the west coast of Africa from Western Sahara to Angola, usually inside shut vary of land.
The Atlantic humpback dolphin lives in small teams. Because of habitat loss, incidental catch, and different threats, this species is critically endangered.
Atlantic Noticed Dolphin
Scientific Title: Stenella frontalis
Household: Delphinidae
Size: 1.8 to 2.4 meters (5.9 to 7.9 toes)
Weight: 80 to 130 kg (176 to 286 lbs)
The place discovered: Heat and tropical waters of the Atlantic Ocean
Conservation standing: Least Concern
Atlantic Noticed Dolphins have a slender physique with a definite darkish dorsal cape and spots masking their gentle grey or white sides.
This species is very social, often residing in teams of as much as 15 people, and infrequently associating with different dolphin species, together with the frequent bottlenose dolphin, with which the Atlantic noticed dolphin has been identified to efficiently breed.
Atlantic White-Sided Dolphin
Scientific Title: Lagenorhynchus acutus
Household: Delphinidae
Size: 2.5 to three meters (8.2 to 9.8 toes)
Weight: 200 to 350 kg (440 to 770 lbs)
The place discovered: North Atlantic Ocean, notably in cool-temperate and subarctic waters
Conservation standing: Least Concern
Atlantic white-sided dolphins are giant dolphins with a highly-distinctive coloration sample: a darkish grey again, white or gentle grey stomach, and a pale yellow-gray patch behind the dorsal fin. They’re acrobatic, and can usually work together with boats.
Australian Humpback Dolphin
Scientific Title: Sousa sahulensis
Household: Delphinidae
Size: 2.6 to 2.8 meters (8.5 to 9.2 toes)
Weight: 200 to 230 kg (440 to 507 lbs)
The place discovered: Northern coasts of Australia and the waters round New Guinea
Conservation standing: Weak
The Australian humpback dolphin was recognized as a separate species in 2014. (supply)
Like different humpback dolphins, the species has a hump on its again. It’s silver-gray in coloration, with pale fins and a darkish grey again. It’s discovered within the coastal waters, estuaries, and rivers alongside the northern half of Australia, from the Queensland-New South Wales border within the east to Shark Bay in Western Australia.
The species is rated “Weak” as a consequence of habitat degradation, air pollution, and unintentional by-catch.
Australian Snubfin Dolphin
Scientific Title: Orcaella heinsohni
Household: Delphinidae
Size: As much as 2.7 meters (roughly 8.9 toes)
Weight: As much as 139 kg (roughly 306 lbs)
The place discovered: Coastal waters of northern Australia
Conservation standing: Weak
The Australian Snubfin Dolphin was acknowledged as a definite species in 2005 (till then, it and the closely-related Irrawaddy dolphin had been thought of the identical species). Its identify refers back to the brief, blunt dorsal fin on its again.
The species has a three-color sample, which distinguishes it from the Irrawaddy dolphin (which has two colours). It’s an opportunistic, generalist feeder, that eats all kinds of fish. (supply)
Chilean Dolphin
Scientific Title: Cephalorhynchus eutropia
Household: Delphinidae
Size: As much as 1.7 meters (roughly 5.6 toes)
Weight: As much as 60 kg (roughly 132 lbs)
The place discovered: Coastal Chile within the chilly, shallow waters of the southeastern Pacific Ocean
Conservation standing: Close to Threatened
Also called the Black Dolphin, the Chilean Dolphin is likely one of the smallest cetacean species. It has a strong construct, with a rounded head and no beak, and is often mistaken for a porpoise. Its physique is darkish gray to black, with a white underside.
Not like many different dolphin species, the Chilean Dolphin is comparatively shy and elusive. It’s often seen in small pods of as much as 10 people.
Clymene Dolphin
Scientific Title: Stenella clymene
Household: Delphinidae
Size: As much as 2 meters (roughly 6.6 toes)
Weight: As much as 75-80 kg (roughly 165-176 lbs)
The place discovered: Tropical and subtropical Atlantic Ocean
Conservation standing: Least Concern
Also called the short-snouted spinner dolphin, the Clymene dolphin has a slender physique with three essential colours: darkish grey again and sides, paler grey on the throat and sides, and white undersides. The species is thought for its lengthy, slender beak and its spectacular acrobatics, and is commonly seen leaping and spinning out of the water.
The Clymene dolphin’s ancestors had been hybrids of the spinner dolphin and striped dolphin, and the species has traits of each. It’s the solely identified instance of hybrid speciation (the method whereby a brand new species evolves on account of hybridization) in cetaceans.
Commerson’s Dolphin
Scientific Title: Cephalorhynchus commersonii
Household: Delphinidae
Size: 1.5 to 2.5 meters (4.9 to eight.2 toes)
Weight: 35 to 85 kg (77 to 187 lbs)
The place discovered: Coastal waters of the southernmost elements of South America and across the Kerguelen Islands within the Indian Ocean
Conservation standing: Least Concern
Commerson’s Dolphins are identified for his or her placing black and white patterning. One of many smallest dolphin species, they’ve a strong construct and a rounded dorsal fin. They’re energetic and acrobatic, usually seen driving the bow wave created by boats. Their weight loss program consists of fish and squid.
Commerson’s Dolphin is known as after French naturalist Philibert Commerson, who found the species as he circumnavigated the globe in an expedition led by admiral and explorer Louis Antoine de Bougainville.
Widespread Bottlenose Dolphin
Scientific Title: Tursiops truncatus
Household: Delphinidae
Size: Between 2 to 4 meters (6.6 to 13.1 toes)
Weight: Between 150 to 650 kg (330 to 1430 lbs)
The place discovered: Extensively distributed around the globe in each offshore and coastal areas, together with harbors, bays, gulfs, and estuaries of temperate and tropical waters.
Conservation standing: Least Concern
The frequent bottlenose dolphin is likely one of the most well-known dolphin species as a consequence of its use in aquarium exhibits and flicks. The species is thought each for its intelligence and its acrobatic conduct.
The frequent bottlenose dolphin is gray in coloration, with a lighter underside. It has a assorted weight loss program that features fish and squid.
Widespread Dolphin
Scientific Title: Delphinus delphis
Household: Delphinidae
Size: 1.9 to 2.5 meters (6.2 to eight.2 toes)
Weight: 80 to 150 kg (176 to 330 lbs)
The place discovered: Heat and tropical seas worldwide
Conservation standing: Least Concern
The frequent dolphin is the world’s most considerable cetacean, with a worldwide inhabitants numbering a number of million.
Recognized for its playful conduct and agility, the frequent dolphin is well-liked with watchers of marine wildlife. It’s a mid-sized species with a darkish gray-black again, white stomach and distinctive pale gray, yellow or gold hourglass-shaped patch on its sides.
Dusky Dolphin
Scientific Title: Lagenorhynchus obscurus
Household: Delphinidae
Size: 1.7 to 2 meters (5.6 to six.6 toes)
Weight: 70 to 85 kg (154 to 187 lbs)
The place discovered: Cool waters of the South Atlantic and South Pacific Oceans
Conservation standing: Least Concern
The dusky dolphin is a small, strong cetacean identified for its spectacular acrobatics. It’s simply recognized by its brief, curved dorsal fin and a posh, placing physique sample with a darkish grey or black again, white underside, and attribute gentle grey patch on the flank, extending from the tail to the middle of the physique.
Dusky dolphins inhabit cool, upwelling-rich waters of the Southern Hemisphere, notably round South America, New Zealand, and a few elements of Africa. They’re primarily coastal however can be present in offshore waters.
The dusky dolphin is thought for its social nature and is commonly seen in giant teams, typically numbering within the a whole lot. The species’ acrobatic shows, together with leaps, backslaps, and stomach flops, are a spectacle to behold, making it a favourite amongst wildlife fanatics.
False Killer Whale
Scientific Title: Pseudorca crassidens
Household: Delphinidae
Size: 4.9 to six meters (16 to twenty toes)
Weight: 1,200 to 2,200 kg (2,600 to 4,900 lbs)
The place discovered: Present in tropical, subtropical, and temperate waters all through the world
Conservation standing: Close to Threatened
The false killer whale, regardless of its identify, will not be straight associated to the killer whale, or orca. The species is known as for the similarity of its cranium with that of the orca.
A big dolphin, the false killer whale usually measures as much as 6 meters in size and may weigh as a lot as 1,500 kilograms. It’s characterised by its elongated, slim physique, rounded overhanging brow, and small, conical, barely upturned snout.
False killer whales are extremely sociable and identified for his or her playful conduct and occasional mass strandings. They’re discovered all through the world’s tropical and temperate seas and have a choice for deep, open ocean environments.
False killer whales are identified to share meals amongst group members, highlighting their robust social bonds. The species has the IUCN conservation standing ‘Close to Threatened’ as a consequence of its low copy charges and threats similar to bycatch, marine air pollution, and discount in prey from overfishing.
Fraser’s Dolphin
Scientific Title: Lagenodelphis hosei
Household: Delphinidae
Size: 2.6 to 2.7 meters (8.5 to eight.9 toes)
Weight: 200 kg (440 lbs)
The place discovered: Deep waters of the Pacific and Indian Oceans
Conservation standing: Least Concern
Fraser’s dolphin is a lesser-known dolphin species identified for its small beak, strong, torpedo-shaped physique and a notably small dorsal fin relative to its physique measurement. It has a placing coloration sample, with a grey again and white undersides separated by a darkish stripe that runs from the face, across the eye, and alongside the flanks.
Present in deep waters of the tropical Pacific and Atlantic Oceans, Fraser’s dolphin is a extremely social species, usually touring in giant teams, typically numbering within the hundreds. It’s identified to be a quick swimmer.
Guiana Dolphin
Scientific Title: Sotalia guianensis
Household: Delphinidae
Size: 1.7 to 2.2 meters (5.6 to 7.2 toes)
Weight: 40 to 60 kg (88 to 132 lbs)
The place discovered: Coastal areas and estuaries alongside japanese South America
Conservation standing: Close to Threatened
The Guiana dolphin, also referred to as the Costero or estuarine dolphin, appears like a small bottlenose dolphin, and has a strong construct and outstanding beak.
The species is discovered near the Atlantic coast of South and Central America, and is thought to enterprise into freshwater habitats. It’s usually present in small teams of 2-10 people.
Guiana dolphins are identified to herd fish onto the shore, momentarily stranding themselves with a view to seize their prey.
Heaviside’s Dolphin
Scientific Title: Cephalorhynchus heavisidii
Household: Delphinidae
Size: 1.7 to 2 meters (5.6 to six.6 toes)
Weight: 75 to 80 kg (165 to 176 lbs)
The place discovered: Chilly coastal waters off Namibia and the west coast of South Africa
Conservation standing: Close to Threatened
Heaviside’s dolphin is a small, strong species with a darkish gray high, lighter flanks, and a white stomach. It’s identified for its acrobatic conduct and is commonly seen breaching and browsing in waves. Its weight loss program consists principally of fish and cephalopods.
Hector’s Dolphin
Scientific Title: Cephalorhynchus hectori
Household: Delphinidae
Size: 1.2 to 1.6 meters (3.9 to five.2 toes)
Weight: 40 to 60 kg (88 to 132 lbs)
The place discovered: Coastal waters of New Zealand
Conservation standing: Endangered
Hector’s dolphin is likely one of the smallest dolphin species on the planet, and the one species discovered solely in New Zealand. It has a singular rounded dorsal fin and has a pale gray physique with darkish head and fins.
This species is usually present in small teams and feeds on a wide range of fish and squid.
Hourglass Dolphin
Scientific Title: Lagenorhynchus cruciger
Household: Delphinidae
Size: 1.8 to 1.9 meters (5.9 to six.2 toes)
Weight: 90 to 120 kg (198 to 264 lbs)
The place discovered: Chilly waters of the Southern Hemisphere, notably round Antarctica
Conservation standing: Least Concern
The hourglass dolphin is a comparatively small species, named for the distinctive white, elongated “hourglass” sample on its darkish physique. It has a brief beak and a tall, curved dorsal fin
This dolphin inhabits the chilly, sub-Antarctic waters of the Southern Hemisphere. It’s often seen in teams usually containing fewer than 10 people, however gatherings of as much as 100 people are identified.
Whereas not a lot is thought concerning the species’ conduct as a consequence of its distant habitat, it’s identified to be a quick swimmer and able to spectacular aerial shows, usually seen leaping and driving swells and waves.
Indian Ocean Humpback Dolphin
Scientific Title: Sousa plumbea
Household: Delphinidae
Size: 2.5 to 2.8 meters (8.2 to 9.2 toes)
Weight: 150 to 200 kg (330 to 440 lbs)
The place discovered: Coastal waters of the Indian Ocean from South Africa to India
Conservation standing: Endangered
Like different humpback dolphins, the Indian Ocean humpback dolphin has a hump beneath the dorsal fin. It’s usually gray to pink in coloration.
The Indian Ocean humpback dolphin is discovered alongside the coasts of the Indian Ocean, starting from South Africa to India and as far east because the western borders of Thailand.
Indo-Pacific Bottlenose Dolphin
Scientific Title: Tursiops aduncus
Household: Delphinidae
Size: Between 2 to 2.6 meters (6.6 to eight.5 toes)
Weight: Between 150 to 230 kg (330 to 507 lbs)
The place discovered: Heat temperate to tropical Indian and Pacific Oceans
Conservation standing: Close to Threatened
The Indo-Pacific bottlenose dolphin is comparable in look to the closely-related frequent bottlenose dolphin however usually smaller, with a comparatively lengthy snout and spots on its sides. It’s darkish gray, with paler undersides.
Recognized for its playful and curious nature, the Indo-Pacific bottlenose dolphin’s weight loss program primarily consists of fish and cephalopods.
Indo-Pacific Humpback Dolphin
Scientific Title: Sousa chinensis
Household: Delphinidae
Size: 2.5 to 2.8 meters (8.2 to 9.2 toes)
Weight: 150 to 200 kg (330 to 440 lbs)
The place discovered: Coastal waters from japanese India to southeastern China, the Philippines, and northern Australia
Conservation standing: Weak
Also called the Chinese language white dolphin, the Indo-Pacific humpback dolphin is present in shallow coastal waters within the Indo-Pacific area.
The species is characterised by a hump beneath the dorsal fin and a pale grey / white coloration, with some populations having a singular pink coloration.
Irrawaddy Dolphin
Scientific Title: Orcaella brevirostris
Household: Delphinidae
Size: 2.3 to 2.6 meters (7.5 to eight.5 toes)
Weight: 90 to 200 kg (198 to 440 lbs)
The place discovered: Shallow, near-shore tropical and subtropical marine waters of Southeast Asia, and in three giant rivers: the Ayeyarwady in Myanmar, the Mahakam in Indonesian Borneo and the Mekong
Conservation standing: Weak
The Irrawaddy Dolphin has a rounded physique with a excessive and rounded brow, and lacks a beak. Its coloration is uniformly slate blue to slate grey. It’s present in coastal areas, and also will enter freshwater habitats. Though typically referred to as the Irrawaddy river dolphin, it belongs to the oceanic dolphin household, Delphinidae.
Killer Whale (Orca)
Scientific Title: Orcinus orca
Household: Delphinidae
Size: As much as 9.6 meters in males, as much as 7 meters in females (31.5 toes in males, 23 toes in females)
Weight: As much as 6 tons in males, as much as 4 tons in females (13,227 lbs in males, 8,818 lbs in females)
The place discovered: Distributed throughout international oceans, from Arctic and Antarctic areas to tropical seas
Conservation standing: Information Poor
Recognized for its distinctive black and white coloring, the killer whale, or orca, is the most important species of dolphin. It has a heavy and strong physique and a big dorsal fin.
The killer whale is an apex predator with no predators of its personal. It hunts fish and marine mammals. The species is very social and infrequently travels in household teams which might include as much as 4 generations.
Lengthy-Finned Pilot Whale
Scientific Title: Globicephala melas
Household: Delphinidae
Size: 5.5 to 7.5 meters (18 to 25 toes)
Weight: 1,300 to 2,300 kg (2,866 to five,070 lbs)
The place discovered: Each northern and southern hemispheres, in temperate and sub-polar areas
Conservation standing: Least Concern
The long-finned pilot whale is a big dolphin species distinguished by its lengthy, sickle-shaped pectoral fins and bulbous brow. Its physique is darkish, often black or very darkish grey, with lighter patches on the throat and stomach.
This species inhabits each open and coastal waters of the cooler areas of the Southern Hemisphere and the North Atlantic Ocean.
The long-finned pilot whale has been topic to mass strandings on seashores, the reason for which stays largely unknown. It additionally faces threats from looking in some areas and incidental seize in fishing gear.
Melon-Headed Whale
Scientific Title: Peponocephala electra
Household: Delphinidae
Size: 2.5 to 2.75 meters (8.2 to 9.0 toes)
Weight: 200 to 300 kg (440 to 660 lbs)
The place discovered: Tropical oceans worldwide
Conservation standing: Least Concern
Regardless of its identify, the melon-headed whale is definitely a dolphin. It has a considerably conical, beak-less head (from which it will get its identify) with a physique that tapers to a slender tail. It’s usually darkish grey with lighter undersides.
The melon-headed whale is very social, forming pods that usually include a number of a whole lot of people. The biggest melon-headed whale pods include as much as 2,000 people.
Northern Proper Whale Dolphin
Scientific Title: Lissodelphis borealis
Household: Delphinidae
Size: 2.1 to three meters (6.9 to 9.8 toes)
Weight: 100 to 150 kg (220 to 330 lbs)
The place discovered: North Pacific Ocean
Conservation standing: Least Concern
The northern proper whale dolphin is smooth and slender with a particular black and white sample. It lacks a dorsal fin, which provides it a singular, easy profile.
The species is commonly present in giant teams. It’s a quick swimmer that feeds on small fish and squid.
Pacific White-Sided Dolphin
Scientific Title: Lagenorhynchus obliquidens
Household: Delphinidae
Size: 1.9 to 2.5 meters (6.2 to eight.2 toes)
Weight: 150 to 200 kg (330 to 440 lbs)
The place discovered: North Pacific Ocean, from Japan to California
Conservation standing: Least Concern
The Pacific white-sided dolphin has a darkish grey physique with a white underside and distinctive grey stripes on the perimeters. Its snout is brief and its dorsal fin tall and hooked.
It lives in teams containing 10 to 100 people, and is thought to handle sick or injured members of its group.
Pantropical Noticed Dolphin
Scientific Title: Stenella attenuata
Household: Delphinidae
Size: 1.8 to 2.7 meters (5.9 to eight.9 toes)
Weight: 80 to 130 kg (176 to 286 lbs)
The place discovered: Heat waters of the Atlantic, Pacific, and Indian Oceans
Conservation standing: Least Concern
Pantropical noticed dolphins have a slender physique with a definite darkish dorsal cape, spots masking their gentle grey or white sides, and a darkish eye ring. They’re extremely social and infrequently seen leaping and driving the bow waves of boats.
The pantropical noticed dolphin is likely one of the world’s most considerable dolphin species.
Peale’s Dolphin
Scientific Title: Lagenorhynchus australis
Household: Delphinidae
Size: 2.1 to 2.5 meters (6.9 to eight.2 toes)
Weight: 115 to 130 kg (253 to 286 lbs)
The place discovered: Waters across the Falkland Islands and the southern tip of South America
Conservation standing: Least Concern
Peale’s dolphin has a strong physique, a brief beak, and is darkish grey to black in coloration, with white patches round its flippers and on its tail. Additionally it is referred to as the black-chinned dolphin.
Peale’s dolphin lives in small pods and is often seen with different dolphins, together with Commerson’s dolphin.
Pygmy Killer Whale
Scientific Title: Feresa attenuata
Household: Delphinidae
Size: 2.1 to 2.6 meters (6.9 to eight.5 toes)
Weight: 110 to 170 kg (243 to 375 lbs)
The place discovered: Tropical and subtropical oceans worldwide
Conservation standing: Least Concern
The pygmy killer whale is a small, darkish dolphin with a rounded head and no beak. It has a falcate (hooked or curved like a sickle) dorsal fin and lengthy, pointed flippers. Regardless of its identify, it’s not intently associated to the killer whale.
Risso’s Dolphin
Scientific Title: Grampus griseus
Household: Delphinidae
Size: 2.6 to 4 meters (8.5 to 13.1 toes)
Weight: 300 to 500 kg (661 to 1,102 lbs)
The place discovered: Temperate and tropical oceans worldwide
Conservation standing: Least Concern
Risso’s Dolphins have a strong physique with a singular creased brow, a tall dorsal fin, and a darkish grey physique coated in intensive white scarring. They feed virtually completely on squid and are identified for his or her deep diving talents.
Tough-Toothed Dolphin
Scientific Title: Steno bredanensis
Household: Delphinidae
Size: 2.1 to 2.9 meters (6.9 to 9.5 toes)
Weight: 100 to 150 kg (220 to 330 lbs)
The place discovered: Tropical and subtropical oceans worldwide
Conservation standing: Least Concern
Tough-toothed Dolphins are named for the distinctive ridges on their enamel. They’ve a slim physique, an extended beak, a tall dorsal fin, and a darkish grey coloration with lighter patches. They’re usually present in deep offshore waters and feed on fish and squid.
Brief-Finned Pilot Whale
Scientific Title: Globicephala macrorhynchus
Household: Delphinidae
Size: 3.6 to six.7 meters (12 to 22 toes)
Weight: 1,000 to three,000 kg (2,204 to six,613 lbs)
The place discovered: Tropical and temperate oceans worldwide
Conservation standing: Least Concern
Just like the long-finned pilot whale however with shorter fins, shorter beak and fewer enamel, the short-finned pilot whale has a spherical brow, bulbous melon, and a darkish grey to black physique.
Like its long-finned cousin, the short-finned pilot whale is liable to mass stranding occasions.
Southern Proper Whale Dolphin
Scientific Title: Lissodelphis peronii
Household: Delphinidae
Size: 2.2 to three meters (7.2 to 9.8 toes)
Weight: 100 to 150 kg (220 to 330 lbs)
The place discovered: Chilly waters of the Southern Hemisphere
Conservation standing: Least Concern
Comparable in look to its northern counterpart, the southern proper whale dolphin has a streamlined physique, a small fluke, and lacks a dorsal fin. It’s usually black with a white stomach and throat, and is thought to be a really lively and quick swimmer.
Spinner Dolphin
Scientific Title: Stenella longirostris
Household: Delphinidae
Size: 1.2 to 2.3 meters (3.9 to 7.5 toes)
Weight: 55 to 75 kg (121 to 165 lbs)
The place discovered: Tropical oceans worldwide
Conservation standing: Least Concern
Spinner Dolphins are identified for his or her acrobatic shows, usually leaping and spinning out of the water. This conduct could also be a type of communication, or a way to take away parasites (or each). They’ve slim our bodies, an extended skinny beak, and most have a particular tri-color sample with a darkish grey dorsal space, a light-weight grey center, and white or gentle grey undersides.
Striped Dolphin
Scientific Title: Stenella coeruleoalba
Household: Delphinidae
Size: 1.8 to 2.6 meters (5.9 to eight.5 toes)
Weight: 100 to 140 kg (220 to 308 lbs)
The place discovered: Tropical and heat temperate waters worldwide
Conservation standing: Least Concern
Striped dolphins have a slender, streamlined physique with a outstanding beak and a darkish bluish-gray coloration on their again, gentle grey on their sides, and a attribute blue and white striped sample alongside their flanks. The species lives in giant teams that will include hundreds of people.
Tucuxi
Scientific Title: Sotalia fluviatilis
Household: Delphinidae
Size: 1.5 to 1.8 meters (4.9 to five.9 toes)
Weight: 40 to 60 kg (88 to 132 lbs)
The place discovered: Coastal waters, estuaries, and rivers of the Amazon and Orinoco basins in South America
Conservation standing: Endangered
The tucuxi is a small dolphin with a stocky physique, a rounded head, and a outstanding beak. It’s darkish grey to black in coloration with lighter undersides.
Regardless of being a member of the oceanic dolphin household, the tucuxi is simply present in freshwater habitats. It inhabits the Amazon River Basin in South America.
The tucuxi is often noticed with the Amazon river dolphin, however the two species are unrelated.
White-Beaked Dolphin
Scientific Title: Lagenorhynchus albirostris
Household: Delphinidae
Size: 3.3 meters (10.8 toes)
Weight: 200 to 350 kg (440 to 770 lbs)
The place discovered: Chilly-temperate waters of the North Atlantic Ocean, together with the coasts of Iceland, Greenland, and elements of Europe
Conservation standing: Least Concern
As its identify suggests, the white-beaked dolphin usually has a white beak, though that is much less noticeable in some people. It’s present in chilly northerly waters.
Amazon River Dolphin
Scientific Title: Inia geoffrensis
Household: Iniidae
Size: 1.5 to 2.5 meters (4.9 to eight.2 toes)
Weight: 85 to 160 kg (187 to 352 lbs)
The place discovered: Amazon River and its tributaries in South America
Conservation standing: Endangered
The Amazon River dolphin, also referred to as the pink river dolphin or boto, has a singular look, with some people having an virtually totally pink-gray coloration.
The species’ neck vertebrae are unfused, permitting it to show its head 90 levels. This adaptation permits the dolphin to show in tight circles, serving to it to maneuver by means of flooded forests.
Baiji
Scientific Title: Lipotes vexillifer
Household: Lipotidae
Size: As much as 2.5 meters (8.2 toes)
Weight: 110 to 170 kg (243 to 375 lbs)
The place discovered: Yangtze River in China
Conservation standing: Critically Endangered (Presumably Extinct)
The baiji, also referred to as the Yangtze River Dolphin, was a freshwater dolphin present in China’s Yangtze river system.
No confirmed sightings of the baiji have been made since 2002, and it’s seemingly that the species is now extinct.
The baiji had a particular lengthy, slender beak and was gentle grey to bluish in coloration. Its imaginative and prescient was poor, and it relied on echolocation to navigate the murky waters of the Yangtze.
Franciscana
Scientific Title: Pontoporia blainvillei
Household: Pontoporiidae
Size: 1.4 to 1.7 meters (4.6 to five.6 toes)
Weight: As much as 50 to 55 kg (110 to 121 lbs)
The place discovered: Coastal waters of the southwestern Atlantic Ocean, notably round Argentina, Brazil, and Uruguay
Conservation standing: Weak
The franciscana, also referred to as La Plata dolphin, has a slender physique, a rounded head, and an extended beak. It has a grayish again, fading to a lighter shade on the perimeters and stomach. Though a river dolphin, it’s usually discovered near the shore in coastal waters, or in estuaries.
South Asian River Dolphin(s)
Scientific Title: Platanista gangetica
Household: Platanistidae
Size: 2 to 2.5 meters (6.6 to eight.2 toes)
Weight: 70 to 90 kg (154 to 198 lbs)
The place discovered: Rivers of the Indian subcontinent, together with the Ganges, Brahmaputra, and Indus River methods
Conservation standing: Endangered
The South Asian river dolphin has an extended, slender physique and an extended beak with sharp enamel. It’s grayish-brown in coloration with a lighter underside.
Having developed in murky river water, the South Asian river dolphin has no use for acute eyesight. Because of this, its eyes are undeveloped and it’s just about blind. It navigates and hunts as an alternative utilizing its highly-developed sonar system.
Analysis carried out in 2021 means that the Ganges river dolphin and the Indus river dolphin, beforehand believed to be subspecies of the South Asian river dolphin, are separate species.
Many authorities now acknowledge this alteration, with the Ganges river dolphin taking the scientific identify Platanista gangetica, and the Indus river dolphin having the scientific identify Platanista minor. Each of the newly-recognized species are endangered.
How We Compiled This Checklist Of Dolphin Species
In compiling this checklist, we consulted the Catalogue of Life, and Mammal Species of the World – each of that are on-line species databases.
Mammal Species of the World acknowledges two species of South Asian river dolphins (Ganges River Dolphin and Indus River Dolphin), and in addition acknowledges the Lengthy-beaked Widespread Dolphin, which different authorities mix with the frequent dolphin.
The dolphin species listed within the Catalogue of Life which aren’t listed in Mammal species of the world are the Australian Snubfin Dolphin, South Asian River Dolphin (which, as mentioned above, is now thought of to be two separate species), Guiana Dolphin, Indian Ocean Humpback Dolphin and Australian Humpback Dolphin.
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