And of course, now we've got the new crayfish coming in from the south, the Signal Crayfish, and it's big! It gets lobster-sized! We don't know how far north it will spread. So far, it's only in ...

And of course, now we've got the new crayfish coming in from the south, the Signal Crayfish, and it's big! It gets lobster-sized! We don't know how far north it will spread. So far, it's only in ...

Each Australian redclaw crayfish caught during the research project gets an identifying label. Aquatic biologists are tracking an invasive crayfish species native to Australia that’s turned up ...

BROWNSVILLE, Texas — 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 ...

Nick Whiterod works for the Goyder Institute for Water Research, Coorong, Lower Lakes and Murray Mouth (CLLMM) Research Centre, which is funded by the national government to deliver research in ...

Citation: The world's second largest freshwater crayfish was once plentiful in Australia's longest river—we're bringing it back (2025, January 26) retrieved 18 February 2025 from https://phys ...

The Kennett Crayfish Co (Berkshire) Signal crayfish are massive issue for the UK’s waterways damaging river banks and ecosystems. Kennet Crayfish were exporting huge amounts before law changes ...

We’ve got a new critter in Texas waters, but this one’s no mate of ours. The invasive Australian redclaw crayfish is making waves in Texas – and not in a good way. Texas wildlife officials ...

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 ...