Many people believe that they do not require oxygen as they live in water all the time. However, this is not true. Crayfish can absorb oxygen…

What Do Crayfish Eat?

Crayfish are freshwater crustaceans that look like miniature lobsters, often leading to them being misidentified. Although their natural habitat is…

can crab swim

They can both walk and swim, for a while at least. Swimming crabs (Portunids) have two sets of legs: the first set is used for walking on land, and the second set is used to help them swim underwater


Some species of crabs, such as the Dwarf Blue Leg Hermit, do eat algae. As frequent visitors to shallow water habitats such as rock pools around fishing ports, blue rock crabs are another species that consume algae

Shrimp River Tank

Shrimp is one of the most common foods in the crabs’ diet. They will eat almost anything but prefer crustaceans like shrimps, lobsters, even other crabs if they can get them

What Do Shrimp Eat

The humble shrimp is living proof that the age-old scientific adage about nature abhorring a vacuum wasn’t tested thoroughly enough,…