These animals had been some of “the first freshwater crayfish” from New Guinea to be exported as aquarium pets over 21 years ago. Ever since, the hazy blue and purple crayfish have become ...

The blue form crayfish are darker and their joints and ... They believe that this stray fish either escaped from its aquarium or was released there by its owner. Patoka says that his team will ...

Biologists are monitoring an Australian crayfish that surprisingly showed up in Texas, fearing it could threaten local ...

“Release of aquarium life is, unfortunately, a key means by which invasive species such as these crayfish are introduced,” Monica McGarrity, a senior scientist for the wildlife ...

The Australian redclaw crayfish, an aggressive crustacean native to northern Australia and Papua New Guinea, has been spotted in South Texas.