Category Archive: Creature Features

May 22

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 …

Continue reading »

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

Mar 26

Fishy Business

How much sustainably caught fish comes out of the Great Lakes each year? We cast around for answers—and caught ’em. Listen up: Throughout history, people have been hooked on fishing the Great Lakes, from Native Americans in birch bark canoes to commercial fishermen in modern boats. A century ago, nearly 150 million pounds of fish were …

Continue reading »

Permanent link to this article: http://www.currentcast.org/water-and-the-economy/fishy-business/

Mar 15

Multiplying Mussels Attack!

Invasive mussels muscle their way into the Great Lakes—listen up for the scoop on why that’s scarier than it might sound. You might think a creature the size of a dime is no match for a freshwater system the size of Texas, but quagga mussels are prolific breeders. Multiply one by trillions, and you get mussels …

Continue reading »

Permanent link to this article: http://www.currentcast.org/creature-features/multiplying-mussels-attack/

Mar 14

Why We Should All Swoon for the Common Loon

There’s nothing common about common loons in the Great Lakes—listen up: An ode to the loon With their distinctive red eyes, black-and-white coloring and eerie call, the uncommon loon might be a better moniker for these wonderfully unusual birds. What else is cool about this aquatic migratory creature? Its solid bones make for champion diving, …

Continue reading »

Permanent link to this article: http://www.currentcast.org/creature-features/why-we-should-all-swoon-for-the-common-loon/

Mar 12

Native and Invasive Crayfish Square Off

Non-native crayfish upset the natural balance in streams: Crayfish are an important part of the food web in streams. But in Pennsylvania, an invasive species called rusty crayfish is taking over. And in some areas, they’re so dense they stack on top of each other. Dave Lieb with the Western Pennsylvania Conservancy says rusty crayfish …

Continue reading »

Permanent link to this article: http://www.currentcast.org/creature-features/native-and-invasive-crayfish-square-off/

Older posts «