The idea of returning Murray crayfish to the river in South Australia is not new. Two University of Adelaide ecologists, the late Keith Walker and Mike Geddes, first suggested it in the 1990s.

Scientists in Texas are on high alert for an invasive species that could threaten native wildlife: an Australian crayfish that has appeared in the state’s resacas, the remnant wetlands of the ...

CONCERN over the dwindling shrimp population in a tributary of the Black River referred to by locals as the YS River have ...

Researchers in Brownsville, Texas, have been investigating reports of an Australian red claw crayfish, a crustacean that typically belongs 8,000 miles away, after the species was seen pervading ...

An invasive crayfish species from Australia is posing a threat to the native crayfish species in the Rio Grande Valley, Texas officials warn. Screengrab from Texas Parks and Wildlife video There ...

An invasive species of crayfish is spreading through Texas waters, sparking grave wildlife concerns for conservationists. Researchers in Brownsville, Texas, have been investigating reports of an ...