Ghosts of past diseases shape species evolution

Parasites and diseases are major elements of the environment that affect animal populations. The new findings show evidence that infections in one generation can affect the survival and growth of a subsequent generation that ...

Baby fish lose poisonous protectors in acidified oceans

A common close partnership which sees baby fish sheltering from predators among the poisonous tentacles of jellyfish will be harmed under predicted ocean acidification, a new University of Adelaide study has found.

Billions of juvenile fish under the Arctic sea ice

Using a new net, marine biologists from the Alfred Wegener Institute have, for the first time, been able to catch polar cod directly beneath the Arctic sea ice with a trawl, allowing them to determine their large-scale distribution ...

Delayed effects of oil spill compromise long-term fish survival

For 25 years, methodical research by scientists has investigated the effects of the Exxon Valdez oil spill in 1989 on Alaskan communities and ecosystems. A new study released today into the effects of the 1989 Exxon Valdez ...

A handy field guide to the nearshore marine fishes of Alaska

Most people can recognize themselves in a childhood photo. But if fish took pictures, many would be unable to pick their younger selves out of a lineup. In many species, the juveniles bear little resemblance to the adults, ...

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