Seafood is any shape of sea lifestyles seemed as meals with the aid of using humans, prominently together with fish and shellfish. Shellfish encompass numerous species of molluscs (bivalve molluscs which include clams, oysters and mussels, and cephalopods which include octopus and squid), crustaceans (shrimp, crabs, and lobster), and echinoderms (sea cucumbers and sea urchins). Historically, marine mammals which include cetaceans (whales and dolphins) in addition to seals had been eaten as meals, aleven though that takes place to a lesser quantity in present day times.
Seafood is an vital supply of (animal) protein in lots of diets across the world, specially in coastal areas. Semi-vegetarians who devour seafood because the best supply of meat are stated to stick to pescetarianism.