Seafood with O

• octopus

  Edible sea creature enjoyed in many cuisines.

• Oysters

  Plural is fine; oysters are popular seafood.

• Ono

  Hawaiian name for wahoo; common in Hawaii menus.

• Oily fish

  A well-known category of fatty edible fish.

• Orange shrimp

  Dish featuring shrimp in orange sauce.

• oil fish

  Also called oilfish; an edible deep-sea fish.

The words in the list Seafood with O come from players of the word game Categories game.