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  1. Marine mammals comprise over 130 living and recently extinct species in three taxonomic orders. The Society for Marine Mammalogy, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015. This list follows the Society's taxonomy regarding and subspecies.

  2. A comprehensive and updated list of living and recently extinct marine mammals, including whales, seals, sea lions, walrus and otters. The list follows the Committee on Taxonomy's consensus and provides scientific names, common names, authors and years of description.

  3. Marine mammals are mammals that rely on marine (saltwater) ecosystems for their existence. They include animals such as cetaceans ( whales , dolphins and porpoises ), pinnipeds ( seals , sea lions and walruses ), sirenians ( manatees and dugongs ), sea otters and polar bears .

  4. Society for Marine Mammalogy, www.marinemammalscience.org, consulted on [date].”. This list includes living and recently extinct (within historical times) species and subspecies. It is meant to reflect prevailing usage and recent revisions published in the peer-reviewed literature.

  5. Learn about the diversity, ecology, and threats of marine mammals, including cetaceans, pinnipeds, sirenians, and marine fissipeds. Explore the education resources from NOAA Fisheries and partners to understand the biology and conservation of these species.

  6. www.fisheries.noaa.gov › species-directory › marine-mammalsSpecies Directory | NOAA Fisheries

    Find information on 119 marine mammal species protected under the Marine Mammal Protection Act, some also under the Endangered Species Act and the Convention on International Trade in Endangered Species of Wild Fauna and Flora. Search by species name, category, status, region, or display all species with illustrations.

  7. 1. Dez. 2020 · Learn about the three groups of marine mammals: sirenians, pinnipeds, and cetaceans, and their adaptations, ecology, and conservation. Find news, insights, and resources from WHOI scientists who study marine mammals and their sounds, health, and populations.