What special features of adaptations do each of these organisms living in the rocky shore have which enable to survive this type of environment?

Seaweeds (4)

Limpet (4)

Barnacle (4)

Crab (4)

Lichen (4)

Sea Squirts

what kinds of adaptations do they have that enable them to survive the pounding waves while staying in place, tidal changes (periods of time covered with water or periods of time with no water), sunlight exposure, evaporation of water that may leave concentrated salts behind, blending in to avoid predators