A sea bird crosses the horizon above the tide pools of Rocky Point, Mexico

intertidal beach tide pools bahia la choyas tidal pools low tide marine biomes cholla bay mud flats sand flats rocky point rock flats coastal feature puerto penasco marine habitat shoreline gulf of california nature reserve vermillion sea pacific ocean sand ridges eroded extreme ecosystem environment laguna del mar ecology extreme terrain sea bird wildlife reserve lichens ocean ecosystems nature las conchas solitude environmental conservation seagull biodiversity mexico horozion climate rugged wild tourism fluctuation flying reflective fly fragile title ranges