Category Archive: Creature Features

Jul 16

Ciscoes: A Great Snack for Great Lakes Fish

A middle-of-the-food-web fish: Ciscoes were once abundant in the Great Lakes. But these native fish were depleted by overfishing, invasive species, and pollution. Ellen George, a grad student in the Cornell Department of Natural Resources, wants to see them come back. She says some of the invasive fish that replaced ciscoes in the food chain …

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Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/ciscoes-a-great-snack-for-great-lakes-fish/

Jul 11

A Salamander Hell-Bent on Clean Water

Hellbender salamander populations are declining because of poor water quality. Bend your ears to this: At more than one-foot long, the Hellbender salamander is the largest in North America. Flat, brown, and wrinkled, it has lived at the bottom of streams and ponds for millions of years. But that legacy is threatened, as hellbender populations shrink  Conservationist …

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Permanent link to this article: http://www.currentcast.org/marine-debris/a-salamander-hell-bent-on-clean-water/

Jul 05

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/

Jul 03

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/

Jun 07

For Pet’s Sake – Avoid the Algae

Not all algae is harmful, but it’s hard to know which is which. Listen up: Too many nutrients in lakes and ponds can cause algae to grow out of control, producing harmful algal blooms. Some unleash toxins that threaten our health…and our animals’ too. When ingested, touched, or even inhaled, they can make your pet …

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Permanent link to this article: http://www.currentcast.org/toxic-contamination/for-pets-sake-avoid-the-algae/

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