搜索结果: 1-3 共查到“海洋科学 Whaling”相关记录3条 . 查询时间(0.085 秒)
Whaling and climate change lead to 100 years of feast or famine for Antarctic penguins
climate change 100 years famine Antarctic penguins
2019/12/6
New NSF-funded research reveals how two penguin species, the gentoo and the chinstrap, have dealt with more than a century of human impacts in Antarctica, and why some species are winners and others a...
Are Antarctic minke whales unusually abundant because of 20th century whaling?
Antarctic marine ecosystem Antarctic minke whale
2015/12/11
Severe declines in megafauna worldwide illuminate the role of top predators in
ecosystem structure. In the Antarctic, the Krill Surplus Hypothesis posits that the killing
of more than 2 million larg...
It is well known that hunting dramatically reduced all baleen whale populations,yet reliable estimates of former whale abundances are elusive. Based on coalescent models for mitochondrial DNA sequence...