They’re a perfect addition to most aquariums, especially in the blue velvet color. These shrimps are an adorable bright blue. They can be kept in groups in a single tank, or together with fish ...

Blue is a color that is rarely found in nature. Blue flowers, fruits, and animals are rare, but some beautiful blue fish can add interest to your aquarium. Visit 12 gorgeous blue species in our ...

The species comes in two color forms: Blue form crayfish are a dark hue with ... Despite the fact that Cherax pulverulentus has been sold as an aquarium pet for more than two decades in places ...