canadian lobster shells mostly used as fertiliser and base for the seafood soups and stocks

crab lobster luxury fertilization fish stocks body shellfish delicacy food canadianlobster used fertiliser nutrition atlanticlobster shrimp claws canadian cuisine crustacean cleaned soups background shells closeup creature environment expensive supper raw restaurant steamed ingredient live freshness thrown crayfish maine base claw dinner fertilizer out delicatessen marine mostly outdoor discard diet cooked fresh healthy lobsters shell animal seafood delicious