Southern right whale and western
bowhead whale populations are depleted but appear to be recovering; this does not mean that they should no longer be considered endangered, but simply that they are doing much better than their cousins in terms of recovery.
Considering the apparent importance of the Gulf of Boothia and Lancaster Sound as summer feeding areas for the eastern Canada - west Greenland
bowhead whale population, as indicated by recent IPY results, every effort should be made to maintain the integrity of these ecosystems by limiting additional environmental alterations and human activities within their critical habitat.
Not exact matches
Ten other
populations are increasing, the study found, including
bowhead whales and walrus, while nine others are stable.
Laidre's team looked at what is known about marine mammal
populations that play a key role in Arctic ecosystems and human communities, focusing on polar bears, beluga
whales, narwhals,
bowhead whales, walrus, and six different seal species.
But with
bowheads, which are slowly recovering from intense
whaling in the 19th century, conservations groups would be highly motivated to buy all the shares for 13 years, until the
population grows to the carrying capacity.
The IWC
Bowhead, Right and Gray
Whale subcommittee in 2011 reiterated the conservation risk to western gray
whales is large because of the small size of the
population and the potential anthropogenic impacts.
A. Several
whale populations are indisputably endangered, including western gray
whales (eastern gray
whales, which are the
population of gray
whales found on the Pacific coast of North America, are no longer considered endangered), eastern
bowhead whales, North Atlantic and Pacific right
whales, blue
whales, and most humpback
whales.
The stronger presence of this species, bound to become a new apex predator of arctic seas, will likely affect
populations of endemic arctic marine mammals such as the narwhal,
bowhead, and beluga
whales.