Mammals Sea

Marine mammals with restricted coastal distributions are more likely to encounter oil than wide ranging species moving quickly through an area. Species at particular risk are those which rely on fur for conservation of body heat e g.

Narwhals Seriously Marine Animals Animals Sea Mammal

Marine mammals comprise over 130 living and recently extinct species in three taxonomic orders.

Mammals sea. They are an informal group unified only by their reliance on marine environments for feeding and survival. There are more than 5 500 species of living mammals arranged in about 125 families and as many as 27 29 orders familial and ordinal groupings sometimes vary among authorities. They eat plants in fairly shallow water around the coast and in rivers.

Mammals which evolved on land made their way into water some millions of year ago to take advantage of what the sea has to offer. The society for marine mammalogy an international scientific society maintains a list of valid species and subspecies most recently updated in october 2015. The term marine mammals includes all mammals that live in either marine or freshwater environments and would be more correctly called aquatic mammals but they are almost always found in marine environments.

Manatee or sea cow. Cetaceans whales dolphins and porpoises pinnipeds seals sea lions and walruses sirenians manatees and dugongs and marine fissipeds polar bears and sea otters. If the fur becomes matted with oil they rapidly lose body heat and die from hypothermia.

A large herbivorous sea mammal related to the dugong with rounded flippers. A leopard seal hydrurga leptonyx marine mammals are aquatic mammals that rely on the ocean and other marine ecosystems for their existence. A comprehensive list of marine mammal photos in the stock photography database of phillip colla photography.

Conservation status codes listed follow the iucn red list of threatened species and are clickable to link to iucn red list species pages. They grow to around 3 meters long and weigh around 4 000 pounds 1 700kg. Marine mammals are classified into four different taxonomic groups.

They include animals such as seals whales manatees sea otters and polar bears. Two species in this group are found in marine habitats the sea otter enhydra lutris which lives in pacific coastal areas from alaska to california and in russia and the sea cat or marine otter lontra felina which lives along the pacific coast of south america. The mustelids are the group of mammals that include weasels martens otters and badgers.

This list follows the society s taxonomy regarding and subspecies. Manatees also called sea cows are mammals closely related to the dugong. A very large ray up to 20 feet a filter feeder of open oceans.

The rodents order rodentia are the most numerous of existing mammals in both number of species and number of individuals and are one of the most diverse of living lineages. An extinct giant shark one of the largest predators ever up to 65 feet long. Ex extinct ew extinct in the wild c.

A predatory fish mostly found on australian rocky shorelines.

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