Crustaceans Crabs Velvet Swimming CrabNecora puber Green Shore CrabCarcinus maenas Brown CrabCancer pagurus Spider Crabs Common Spider CrabMaja brachydactyla Hermit Crabs Cloak AnemoneHermit CrabPagurus prideaux Squat Lobsters Black Squat LobsterGalathea squamifera Lobsters & Lobster-like Crustaceans Common LobsterHomarus gammarus Dublin Bay PrawnNephrops norvegicus CrayfishPalinurus elephas