It’s crayfish season in Louisiana, but the Pacific Northwest is receiving all the crayfish spotlight. Researchers recently ...

For decades, the Signal Crayfish has been an ecological troublemaker. It is invasive and widespread across Europe, Asia and ...

Buskin Lake’s 20-plus year infestation of invasive signal crayfish is likely on the wane, Sunaq Tribe biologist Matt Van ...

In what sounds like the plot of a sci-fi creature feature, an oversized, brightly colored crayfish—native to Australia—has ...

Grenada Chocolate Fest has been heralded as a successful celebration of one of the island’s most treasured crops—cocoa. The ...

"Cossatot" is thought to stem from the French "casse-tete," meaning "crushed head" or "broken skull." That is an apt term for ...

This invader is eating through Colorado’s rivers, and it could wipe out native fish and plants if left unchecked.

For decades, the signal crayfish has been an ecological troublemaker. It is invasive and widespread across Europe, Asia, and parts of the United States. Recently, researchers at the University of ...

Rusty crayfish, an aquatic nuisance and an invasive species, has been discovered in a Larimer County river south of Estes Park, according to Colorado Parks and Wildlife. This is the first time the ...

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 ...

A new critter is creeping into the United States' waters. The invasive Australian redclaw crayfish has been spotted in southern Texas, roughly 8,000 miles from its home. The freshwater ...