Jul 16
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 …
Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/ciscoes-a-great-snack-for-great-lakes-fish/
Jul 03
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 …
Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/a-fish-called-cisco/
Jun 07
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 …
Permanent link to this article: http://www.currentcast.org/toxic-contamination/for-pets-sake-avoid-the-algae/
Feb 20
Get hooked on this charismatic fish . . . Learn more: Fisherman Olaf Nelson of Brookfield, Illinois is hooked on alligator gar. He calls them a charismatic fish. “They’re heavily armored. They have more teeth than just about any other kind of fish you’re going to encounter…,” says Nelson. For a long time, people wrongly assumed …
Permanent link to this article: http://www.currentcast.org/sustainable-fisheries/chomp-on-some-gar-knowledge/
Feb 06
Move over, Brita, mother nature has its own water filter. Explore the amazing mussel: Native mussels do some heavy lifting in a stream. “They feed on algae and plankton, and they help to purify that aquatic water system,” says Tamara Smith. That’s Tamara Smith of the U.S. Fish and Wildlife Service. She says mussels have …
Permanent link to this article: http://www.currentcast.org/green-infrastructure/natures-water-filter/
