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Chinstrap penguin population halved at key Antarctic breeding area

By Donna Lu

8 December 2020

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Chinstrap penguins have seen declining numbers in Antarctica

Noah Strycker

The first comprehensive survey of a key Antarctic penguin breeding area in 50 years has revealed a drastic decline in the population of chinstrap penguins.

In January and February 2020, Noah Strycker at Stony Brook University in New York and his colleagues carried out a census of penguin populations on Elephant Island, which is part of the South Shetland group of Antarctic islands.

They found that the population of chinstrap penguins on the island has declined by 57 per cent since the last complete survey conducted in 1970–71.

“This…

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