Shellfish as a seafood category encompasses the many species of crustaceans (the varieties with legs that help them swim or crawl, like lobsters, shrimp, and crabs) and bivalves (the hard-shelled and more stationary varieties like clams, oysters, and mussels). Shellfish Raw oysters opened and presented on a plate A shrimp cocktail Shellfish , in colloquial and fisheries usage, are exoskeleton -bearing aquatic invertebrates used as food, including various species of molluscs, crustaceans, and echinoderms. Although most kinds of shellfish are harvested from saltwater environments, some are found in ... Learn different types of shellfish and their names with pictures. Includes crabs, clams, lobsters, scallops, and more in clear English. While shellfish offer various health benefits due to their nutrient-rich profile, not all types of shellfish are equally healthy. Some shellfish , such as shrimp, crab, mussels, and oysters, are considered healthier options due to their lower levels of saturated fat and higher amounts of omega-3 fatty acids and essential minerals.
