Scientists are investigating the health of spiny freshwater crayfish in habitats surrounded by large dams, growing towns, and ...

An improvement in freshwater biodiversity in England's rivers was linked to reductions in pollution of zinc and copper, largely due to the decline of ...

An improvement in freshwater biodiversity in England's rivers was linked to reductions in pollution of zinc and copper, largely due to the decline of coal burning and heavy industry, say researchers.

An improvement in freshwater biodiversity in England's rivers was linked to reductions in pollution of zinc and copper, ...

"They are the most abundant, large freshwater fish in southeast Australia ... For example, they can make the water murkier, which native fish, invertebrates and plants are less able to tolerate.