Population effects of Navy sonar on marine mammals?

We’re delighted to announce the release of two reports that we’ve produced working with the Office of Naval Research, exploring how the interim Populations Consequences of Disturbance (iPCoD) might be adapted to explore the population level effects of Navy exercises on marine mammal populations. In this study we focused on populations of Blainville’s beaked whales and sperm whales on US Navy ranges in the Bahamas and around Hawai’i.

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Watching polar bears watching you

A new study is published on polar bear behaviour near ice breaker operations.

Today is Arctic Sea Ice Day. When we think of the Arctic the polar bear is one of the first species we think of. It is an iconic Arctic species but one that is threatened by sea ice loss. The Arctic has experienced record lows in sea ice over recent years. This June set yet another record low for Arctic sea ice extent. The National Snow and Ice Data Centre in the United States reported the sea ice to average a mere 10.6 million square kilometers in June. This may sound like a lot but it is the lowest average sea ice extent for the month of June since the Centre’s records began in 1979.

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