Add Yahoo as a preferred source to see more of our stories on Google. State officials on July 24 said an invasive crayfish species that has been found in several Michigan counties was discovered in a ...

They’re red, have pincers that can draw blood and are quickly taking over a handful of Michigan ponds. The red swamp crayfish are in Michigan, and the fear is that they could be here to stay. Known in ...

The researchers have reconstructed the invasion routes followed by the red swamp crayfish during its human-driven expansion based on the analysis of a mitochondrial gene (COI), which was sequenced ...

Commercial and recreational fishing for crayfish off Northland's east coast will be banned from 1 April next year in a bid to stop the species' rapid decline. Oceans and Fisheries Minister Shane Jones ...