Size matters for fish in a changing climate
A changing climate could have a drastic impact on fish populations in the tropics, but according to new research it's likely to boost stocks in some cooler waters.
Study tracks brain gene response to territorial aggression
With a mate and a nest to protect, the male threespined stickleback is a fierce fish, chasing and biting other males until they go away.
Researchers uncover some good news for BC's troubled salmon populations
A University of Alberta led research team has some positive news for British Columbia's pink salmon populations, and the salmon farming industry that has struggled to protect both captive and wild salmon from sea lice infestations.
American Samoa bans shark fishing to save species
(AP)—American Samoa is banning shark fishing in its waters in hopes of stopping the population's decline.
Pacific fishing zones—lifeline for overfished tuna?
Marine zoning in the Pacific Ocean, in combination with other measures, could significantly improve numbers of heavily overfished bigeye tuna and improve local economies, a fish modelling study has found.
Toxic nickel 'found in Finnish lake'
Toxic levels of nickel have been found in a Finnish lake after waste water began to leak from a nearby mine, the government's environmetal agency said on Tuesday.
Bluefin tuna quotas up for renewal
Fishing nations meet in Morocco this week to thrash out tuna quotas as experts urge maintaining bluefin catch limits amid promising signs of the decimated species making a comeback.
Small fish, big opportunity
Sometimes the environmental challenges facing our oceans seem so large that it's hard to know where to start solving them. Changes in climate, degradation of habitat and rising demand to feed an ever-growing world population ...
Traditional fisheries management approach jeopardizes marine ecosystems worldwide
In a Perspectives article, "The Risks of Overfishing," published in the journal Science, Dr. Ellen K. Pikitch, executive director of the Institute for Ocean Conservation Science and professor at Stony Brook ...
Universal rules discovered that allow anticipation of critical transitions
Sudden shifts in complex systems such as the climate, financial markets, ecosystems and even the human body can be preceded by surprisingly comparable warning signals. It is crucial to be able to predict ...
Novel approach distinguishes cause-and-effect from misleading correlation
(Phys.org)—Is fishing alone responsible for stock collapses, or are there other dominant factors? Determining the causes driving changes in complex networks such as ecosystems is especially challenging. ...
Scientists capture clues to sustainability of fish populations
Thanks to studies of a fish that gives birth to live young and is not fished commercially, scientists at UC Santa Barbara have discovered that food availability is a critical limiting factor in the health ...
Science paper says it's not too late for troubled fisheries
A study published in Science magazine and co-authored by Bren School Sustainable Fisheries Group (SFG) researchers and their colleagues confirms suspicions that thousands of "data-poor" fisheries, representing some 80 per ...
U.S. seafood landings reach 17-year high in 2011, report details
(Phys.org)—U.S seafood landings reached a 17-year high in 2011, thanks in part to rebuilding fish populations, and the value of landings also increased, according to a new report released today by NOAA.