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The family Balaenidae, the right whales, contains two genera and four species. All right whales have no ventral grooves; a distinctive head shape with a strongly arched, narrow rostrum, bowed lower jaw; lower lips that enfold the sides and front of the rostrum; and long, narrow, elastic baleen plates (up to nine times longer than wide) with fine baleen fringes.
Conservationists are pleased that the sei whale continues to be listed as endangered, but Japan says that the species has swelled in number from 9,000 in 1978 to about 28,000 in 2002, so its catch of 50 sei whales per year is safe and the classification of endangered should be reconsidered for the North Pacific population.
The animal's population fell about 25% from 2010 to 2020. The entanglement of the two whales illustrates the need for new safeguards to protect the animals, said Gib Brogan, campaign director at ...
The IUCN Red List of Threatened Species by the International Union for Conservation of Nature is the best known worldwide conservation status listing and ranking system. . Species are classified by the IUCN Red List into nine groups set through criteria such as rate of decline, population size, area of geographic distribution, and degree of population and distribution fragmenta
Gray Whales & 19 Other Marine Species That Could Go Extinct by 2050. Jennifer Magid. June 28, 2024 at 1:15 PM. ... As one of the most endangered seal species in the world, these creatures have ...
Some cetaceans may forage with other kinds of animals, such as other species of whales or certain species of pinnipeds. [75] [76] Large whales, such as mysticetes, are not usually subject to predation, but smaller whales, such as monodontids or ziphiids, are. These species are preyed on by the orca.
North Atlantic right whales have been listed as endangered under the Endangered Species Act since 1970, according to the National Oceanic and Atmospheric Administration. Latest estimates suggest ...
[123] [124] The protected status of North Atlantic blue whales was not recognized by Iceland until 1960. [125] In the United States, the species is protected under the Endangered Species Act. [65] Blue whales are formally classified as endangered under both the U.S. Endangered Species Act [126] and the IUCN Red List. [1]