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In 2017, ports near New York City were opened for the first time to the world’s largest container ships, and traffic has boomed. ... “most of us are focused on the real threats to whales ...
Whale conservation refers to the ... was the same as or less than that of animals killed by big game ... Fishing gear entanglements is a major threat to whales ...
Now, the whales face another threat as the U.S. Department of Energy tries to boost clean energy production by ramping up research into seaweed, or kelp, as a potential source of biofuel, scient.
The decline of one of the rarest whales in the world appears to be slowing, but scientists warn the giant mammals still face existential threats from warming oceans, ship collisions and ...
The North Atlantic right whale, which can weigh up to 150,000 pounds (68,039 kilograms) and lives off the East Coast, plummeted in population in the 2010s. The critically endangered whales, which are stressed by global warming and vulnerable to ship collisions and entanglement in fishing gear, fell to fewer than 360 individuals by the early 2020s.
The blue whale is the largest animal known ever to have existed. [42] [43] [44] Some studies have estimated that certain shastasaurid ichthyosaurs and the ancient whale Perucetus could have rivalled the blue whale in size, with Perucetus also being heavier than the blue whale with a mean weight of 180 t (180 long tons; 200 short tons).
The biggest threat to the southern bottlenose whale has been whaling (Mitchell, 1975). Soviet whalers took a few specimens for research (Tomilin and Latyshev, 1967), and Japanese whalers took 42 specimens (Kasamatsu et al., 1988).
The whales face a number of threats, including declining quantity and quantity of prey, toxic pollution and disturbance from vessel noise, according to the Marine Mammal Commission.