![]() But most, especially lobster, will provide crabs with vitamin A, calcium, and iron. Other crustaceans actually make up around 17–18% of the Blue Crab’s and Snow Crab’s diet.ĭepending on the specific shellfish, there are various nutritional benefits of crustaceans. ![]() CrustaceansĬrabs, namely larger crabs like the Blue Crab, Snow Crab, and King Crab, can eat crustaceans like lobsters, crayfish, barnacles, and even other crabs. Eating fish gives crabs protein, essential fatty acids, and fat-soluble vitamins like A, E, D, and K. The Crab DietĬrabs typically look for fish on the ocean floor, and for larger crabs, fish can make up around 10% of their diet.įish are typically faster and more agile than the slow and steady crab, so most crabs end up eating fish that are already dead or at least injured.įish are an excellent energy source of energy while being relatively easy to digest. Read on to answer the question “what do crabs eat?” and learn more about their diet, food sourcing, hunting methods, and more. Still, they typically eat a variety of foods, including some non-meat options. In other words, some crabs are carnivorous, some are vegetarian, but most species are omnivorous.īecause they don’t see very well, they are not the best hunters in the sea, but they make up for it by eating already dead animals and using their snapping claws to kill smaller animals when the opportunity arises. More specifically, most crabs are meat-loving hunters and scavengers like fish, crustaceans, shrimp, and other small animals. There are thousands of different types of crabs spread out across 4,00 distinct species, but none of them are too picky when it comes to their diet.
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