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Seafood includes many aquatic species, not just fish, such as mollusks, crustaceans, and echinoderms.
Although clams and oysters don't look like fish, they're seafood too.
Seafood can be cooked in various ways, including fried, grilled, steamed, or eaten raw.
Sushi is a popular dish featuring raw seafood.
People choose seafood for its taste, but also for health benefits as it's rich in nutrients.
My doctor suggested I include more seafood in my diet for omega-3 fatty acids.