Tide pools begin to form on the beach Gulf of California at Rocky Point, Puerto Peñasco, Mexico

bahia la choyas tidal pools tide pools intertidal beach rocky shore littoral zone cholla bay coastal feature low tide marine biomes rock flats marine habitat exposed volcanic rock foreshore mud flats coastline shoreline seascape sand flats eroded tide extreme ecosystem sand ridges ocean stream waves laguna del mar environment ecosystems nature reserve environmental conservation flowing crevices habitat formation ecology scenery nature biodiversity lichens holes climate solitude rugged motion seagull title ranges drastic change fragile cracks