Why not choose from our many fresh Seafood box options below. The Shellfish Sea food box contains a selection of the freshest Prime shellfish available on the day. The Omega 3 Seafood Box contains a selection of the freshest Prime fish available on the day. It can include individually pre-packed 4 serving portions of Cod, Haddock, Lemon Sole, Plaice, Brill, Hake etc The Seafood Box contains a selection of the freshest Prime fish available on the day. It can include individually pre-packed 4 serving portions of Cod, Haddock, Lemon Sole, Plaice, Brill, Hake etc