Crabs usually eat algae. Crabs are omnivorous, meaning that they will eat both plants and other animals for sustenance. More »

The ghost crab is a generalist as it eats carrion, debris and smaller animals, such as clams, turtle hatchlings and other crabs. Ghost crabs mostly feed during the night. More »

According to The Hermit Crab Patch, hermit crabs are omnivorous scavengers. In captivity, they can be fed a range of plant and meat varieties, but the size of their meals needs to be properly adjusted to their size, acco... More »

www.reference.com Pets & Animals Marine Life Crabs

The ghost crab is a generalist as it eats carrion, debris and smaller animals, such as clams, turtle hatchlings and other crabs. Ghost crabs mostly feed during the night. More »

According to The Hermit Crab Patch, hermit crabs are omnivorous scavengers. In captivity, they can be fed a range of plant and meat varieties, but the size of their meals needs to be properly adjusted to their size, acco... More »

www.reference.com Pets & Animals Marine Life Crabs

Depending on the species, sea crabs eat plankton, worms, fish, shrimp and other crabs. Crabs that live in the deep sea survive on foodfalls, which are scraps of meat that fall to the ocean floor after being killed by ano... More »

There are more than 1,300 species of freshwater crabs and, as such, there is no one diet consistent to all of them. However, most are omnivores and scavengers. More »