Marine biologists are facing something of a local mystery on Long Island Sound: What are the molted shells of crayfish doing along the shoreline of Old Greenwich? Crayfish are freshwater species, not ...

Researcher George Merovich holds a captured specimen of the nonnative rusty crayfish near the Juniata River in central Pennsylvania. Photo by Stephanie Coster. Crawdad, crawfish, crayfish. No matter ...

Why learn how to catch crawfish? Well, whether you call them crawdads, crayfish, or mudbugs, crawfish are one of the most lethal live bait you can put on a fishing hook. Any decent smallmouth angler ...

Cajuns call them crawdads. We call them crayfish. Here’s how to catch, cook and eat our freshwater lobster. Freshwater lobsters, aka crayfish, make a tantalizing entrée for a classic summer supper ...

Jason Coughran works for a private research and consulting firm, jagabar Environmental. He has received funding for crayfish research from an Australian Postgraduate Award, the Australian Geographic ...

These crayfish are larger, more aggressive, and reproduce more quickly than native species, leading them to dominate ecosystems and disrupt food webs. Rusty crayfish have a significant impact on ...