North Atlantic Ocean animal life

Fin whales are the second-largest species of whale, with a maximum length of about 75 feet (22 m) in the Northern Hemisphere,

Mediterranean Monk Seal (Monachus monachus)

The Mediterranean monk seal is a phocid or "true" seal, and is the rarest and most endangered of all pinnipeds.

False Killer Whale (Pseudorca crassidens)

False killer whales are large members of the dolphin family. Females reach lengths of 15 feet (4.5 m), while males are almost

Beluga Whale (Delphinapterus leucas)

The beluga whale is a small, white-toothed whale. Adult belugas may reach a length of 16 feet (5 m), though average size

Sei Whale (Balaenoptera borealis)

Sei whales (pronounced "say" or "sigh") are members of the baleen whale family and are considered one of the "great

Melon-Headed Whale (Peponocephala electra)

Melon-headed whales are small members of the dolphin group. They can reach a length of 9 feet (2.7 m) and weight of

Humpback Whale (Megeptera novaeangliae)

Humpback whales are well known for their long "pectoral" fins, which can be up to 15 feet (4.6 m) in length. Their

Common Minke Whale (Balaenoptera acutorostrata) aka Northern Minke Whale

Minke whales are members of the baleen whale family and are the smallest of the "great whales" rorquals. The taxonomy

Long-beaked common dolphin (Delphinus capensis)

Long-beaked common dolphins are relatively small dolphins that can reach lengths of 6-8.5 ft (1.9-2.6 m) and weigh 160-500 lbs

Short-Beaked Common Dolphin (Delphinus delphis)

Short-beaked common dolphins are small dolphins under 9 feet (2.7 m) long and weigh about 440 pounds (200 kg). As adults, males

Gray Seal (Halichoerus grypus) aka Grey Seal

Gray seals are part of the "true seal" family, Phocidae. True seals lack external ear flaps and have short forelimbs

Harbour Porpoise (Phocoena phocoena)

Harbor porpoises have a small, robust body with a short, blunt beak. Females are slightly larger than males. They have

Dwarf Sperm Whale (Kogia sima)

Dwarf sperm whales are in the family Kogiidae. They can reach lengths of up to about 9 feet (2.7 m) and

Striped Dolphin (Stenella coeruleoalba)

Striped dolphins are some of the most abundant and widespread dolphins in the world. These dolphins can reach lengths of

Fraser’s Dolphin (Lagenodelphis hosei)

Fraser's dolphins are members of the delphinid family. They are about 6-9 feet (2-2.7 m) long and weigh 350-450 pounds (160-210 kg).

Long-Finned Pilot Whale (Globicephala melas)

Long-finned pilot whales are one of the largest members of the dolphin family. Males can reach lengths of about 25 feet

Atlantic White-Sided Dolphin (Lagenorhynchus acutus)

Atlantic white-sided dolphins have a robust body, short beak, and a distinct color pattern, including a bi-colored beak. Their back,

Sperm whale (Physeter macrocephalus)

Sperm whales (Physeter macrocephalus) are the largest of the odontocetes (toothed whales) and the most sexually dimorphic cetaceans, with males

Gervais’ Beaked Whale (Mesoplodon europaeus)

Gervais' beaked whales, sometimes called the "Antillean" or "Gulf Stream beaked whale," are little known members of the beaked whale

Pygmy Killer Whale (Feresa attenuata)

Pygmy killer whales are small members of the dolphin group. They can reach a length of 8.5 feet (2.6 m) and weight

Blainville’s Beaked Whale (Mesoplodon densirostris)

Blainville's beaked whales, sometimes known as the "dense-beaked whale," are little known members of the beaked whale family (Ziphiidae). As

West Indian manatee (Trichechus manatus)

The West Indian manatee is currently divided into two subspecies: the Florida and Antillean manatees. Florida manatees (T. m. latirostris) are

North Atlantic (Northern) Right whale (Eubalaena glacialis)

Right whales are large baleen whales. Females are larger than males. Distinguishing features include a stocky body, black coloration (although

Bowhead Whale (Balaena mysticetus)

Bowhead whales are mysticetes, which means they have "baleen" plates instead of teeth for filtering food out of the ocean.

Harp Seal (Phoca groenlandica)

Harp seals are part of the family Phocidae, known as the "true" or "earless" seals because they lack external ear

Bottlenose Dolphin (Tursiops truncatus)

The bottlenose dolphin is one of the most well known species of marine mammals. They have a robust body and

True’s Beaked Whale (Mesoplodon mirus)

True's beaked whales have a relatively small to medium-sized body with a moderately short beak, as well as a rounded

Clymene Dolphin (Stenella clymene)

Clymene dolphins, sometimes known as the "short-snouted spinner dolphin," are relatively small delphinids. In 1981, Clymene dolphins were separated from

Sowerby’s Beaked Whale (Mesoplodon bidens)

Sowerby's beaked whales, sometimes known as the "North Atlantic beaked whale," are little known members of the beaked whale family

Blue Whale (Balaenoptera musculus)

Blue whales are baleen whales and are found worldwide. Blue whales in the Northern Hemisphere are generally smaller than those

Spinner Dolphin (Stenella longirostris)

Subspecies of the spinner dolphin include: Eastern spinner (Stenella longirostris orientalis) Central American spinner (Stenella longirostris centroamericanus) "Whitebelly" spinner (Stenella

Pygmy Sperm Whale (Kogia breviceps)

Pygmy sperm whales are small members of the toothed whale group, and one of two species in the family Kogiidae.

Narwhal (Monodon monoceros)

PHYLUM: Chordata CLASS: Mammalia ORDER: Cetacea FAMILY: Monodontidae GENUS: Monodon SPECIES: monoceros TOOTHED or TOOTHLESS (BALEEN): Toothed FRESHWATER, SALTERWATER or

Risso’s Dolphin (Grampus griseus)

Risso's dolphins, sometimes called "gray dolphins," have a robust body with a narrow tailstock. These medium sized cetaceans can reach

Bryde’s Whale (Balaenoptera edeni)

Bryde's (pronounced "broodus") whales are members of the baleen whale family and are considered one of the "great whales" or

Killer Whale (Orcinus orca)

Killer whales most widely distributed marine mammals, found in all parts of the oceans; most abundant in colder waters, including

Pantropical Spotted Dolphin (Stenella attenuata)

Like other dolphins of the genus Stenella, these are relatively small dolphins, reaching lengths of 6 to 7 feet (2 m) and

Short-Finned Pilot Whale (Globicephala macrorhynchus)

Short-finned pilot whales are larger members of the dolphin group reaching average lengths of 12 feet (3.7 m) for females and 18 feet

Cuvier’s Beaked Whale (Ziphius cavirostris)

Cuvier's beaked whales, sometimes called "goose-beaked whales," are members of the beaked whale family (Ziphiidae). They can reach lengths of

Northern Bottlenose Whale (Hyperoodon ampullatus)

Northern bottlenose whales are the largest members of the beaked whale family (Ziphiidae) in the North Atlantic Ocean. As adults,

Atlantic Humpbacked Dolphin (Sousa teuszii)

The Atlantic Humpback Dolphin is endemic to the eastern tropical Atlantic, where it is limited to coastal and inshore waters

Related Articles

Long-beaked common dolphin (Delphinus capensis)

Fraser’s Dolphin (Lagenodelphis hosei)

Spinner Dolphin (Stenella longirostris)