A close-up of crab fishing cages piled up at the fishing dock ready for use during the crabbing harvesting season lobster seafood industry plastic blue bins in background

closeup crab fishing cages delicacy dock lobster food dinner harvesting season farming agriculture industry crustaceans sea floor trap fertilizers chemicals toxic waste organic pesticides pests harmful lifestyle economy civilization culture life society customs values heritage prevention conservation protection protected crisis conserve conservative endangered preventive threaten destroyed destroy exploitation sea life ecosystem