Related topics: fish

Deadly fish virus now found in all Great Lakes

(PhysOrg.com) -- A deadly fish virus - viral hemorrhagic septicemia virus - first discovered in the Northeast in 2005, has been found for the first time in Lake Superior. The virus is now in all of the Great Lakes.

Amazon fish has super-shield against piranhas

An "armoured" fish living in the Amazon has evolved a remarkable multi-layer defence against the voracious piranha, materials scientists reported Tuesday.

The devil is in the detail

Researchers have looked at a species of fish to help unravel one of the biggest mysteries in evolutionary biology.

Researchers discover new sex hormone

When University of Ottawa biologists Kim Mitchell and Vance Trudeau began studying the effects of gene mutations in zebrafish, they uncovered new functions that regulate how males and females interact while mating. We sat ...

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