Over the last 20-30 years, river pollution and habitat loss have taken their toll on our only native crayfish. The tributaries of the Usk and the Wye are real enclaves for these lobster-like ...

The UK native white-clawed crayfish (Austropotamobius pallipus) crayfish is under considerable pressure throughout the UK from the invasive American signal crayfish and a fungal pathogen (crayfish ...

In other cases, however, the new species are delivered right to your doorstep. Researchers in Germany have discovered a new species of crayfish after it was collected in Indonesia and sent halfway ...