Scientists have described a new species of colorful crayfish—and it might already be sitting in your aquarium. The ...

These crayfish –also called crawfish or crawdads–are native to New Guinea. Their cool hues have made them popular aquarium ...

Meet the Dusty Crayfish: a vibrant aquarium favorite revealed as a new species with fascinating features and conservation ...

Far from its home in Indonesia, a brightly colored creature moved around in an aquarium. Scientists peered into the tank, ...

A previously unrecognized aquatic species has been discovered in an unlikely place... and you may already have one living in your aquarium.

At first glance there isn’t much difference between the color of lobsters and crayfish – crayfish are dark blue, green, or black, while lobsters are greenish-blue or greenish-brown.

Dr Wolgang Stein/Abigail Benson Marbled crayfish raised alone in captivity tended to be more blue than those socialised with others of the species He noted that while they all share the DNA of one ...

Their joints and tails have a paler white hue. “Blue form” crayfish have a darker hue, varying from dark blue to almost blackish-blue, other photos show. Their joints and tails are a ...