Category Archive: Sustainable Fisheries

Nov 15

Fish Talk

Scientists listen in on a world of underwater sound. Listen up: When Aaron Rice eavesdrops on a conversation, he hears plenty of pops, purrs, clicks and grunts. As Research Associate at the Bioacoustics Research Program at Cornell University, he listens to fish. The sounds usually have something to do with aggression or reproduction – and …

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Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/fish-talk/

Nov 13

A Fish Called Cisco

Lake herring are making a comeback in the Great Lakes. Listen up: Until the sixties, schools of slender silvery cisco swam the Great Lakes, feeding on zooplankton, and dodging predators. Fishermen called them ‘lake herring.’ “They were one of the most abundant species across the great lakes. And at one time they comprised the largest …

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Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/a-fish-called-cisco/

Sep 29

Why Didn’t the Fish Cross the Road?

It’s no joke—in many places, fish can’t get to the other side of a road. Listen up for the why and so what: Turns out, fish can’t just go with the flow after all. According to research out of the University of Wisconsin-Madison, more than 1,000 dams and 100,000 road crossings inhibit fish movement in …

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Permanent link to this article: http://www.currentcast.org/development/fish-barriers-great-lakes/

Sep 28

Helping Fish Survive an Urban Gauntlet

How are man-made islands helping young fish traveling through the Milwaukee Estuary? Listen up: Sometimes fish need a break, too. This is a story of how human development has actually helped fish find places to rest and eat as they move through the aquatic urban jungle. One sixth its former size, the Milwaukee Estuary is …

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Permanent link to this article: http://www.currentcast.org/development/helping-fish-survive-an-urban-gauntlet/

Aug 02

Possible Harm from Great Lake Fish Farms

Proposals for midwest fish farms have raised concerns . . . Learn more: Off-shore aquaculture – or fish farming – is not allowed in U.S water in the Great Lakes. So when two companies requested permission to begin raising fish in pens in Lake Michigan, there were concerns. “There’s significant risk and unknown environmental impacts that could …

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Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/a-great-lake-fish-farm-is-a-great-lake-fish-harm/

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