119 species include various classifications such as baleen whales, toothed whales, dolphins, porpoises, seals, seals, sealians, otters, and polar bears.
How many marine mammals are there?
Marine mammals are composed of over 130 living and recently extinct species in three taxonomic orders. The Marine Mammal Society, an international scientific society, maintains a list of valid species and subspecies, most recently updated in October 2015.
What are the five types of marine mammals?
Marine mammals fall into four different taxonomic groups. Seals (bears, dolphins, otters), pinnipeds (seals, sea lions, warchas), Sirenians (manates and dagon), marine fish (polar bears and otters). ). 1 Otter. 2019
How many endangered marine mammals are there?
From cattle to whales, about 2,270 species worldwide are designated as endangered or endangered under the Endangered Species Act (ESA) of the United States. Approximately 150 of the listed species live in the waters of the United States, and some are believed to be more endangered than others.
Which is the tallest marine mammal in the world?
# 1-Blue Whale The blue whale is not only the largest animal on earth today, but also the largest animal ever on earth. Blue whales can grow to over 100 feet in length and weigh over 200 tonnes.
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