Invasive waterflea can change ecosystems in the Bothnian Bay

The highly bioinvasive water flea, Cercopagis pengoi, has spread from the Caspian Sea to greater parts of the Baltic Sea. In the Bothnian Bay, it seems to meet a barrier in the area between the Bothnian Sea and the Bothnian ...

Kazakhstan sounds alarm over dying Caspian seals

The Kazakhstan government and environmentalists Tuesday sounded the alarm over the declining numbers of endangered Caspian seals after 35 animals were found dead over the weekend.

Are all alien encounters bad?

The pages of ecological history are filled with woeful tales of destruction from non-native species -- organisms that originated elsewhere.

Study shows best places to protect marine mammals

(AP) -- From sea otters to blue whales, marine mammals are under stress from climate change, ocean acidification, hunting and other threats. Researchers have identified 20 important sites around the world where they say ...

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