Static shot capturing the ecosystem of Gaomei wetland preservation area, with movements of many species of crustaceans and burrows on coastal tidal flats, Taichung, Taiwan

mud muddy sand river wetland tide soil stream mangrove beach texture swamp environment water shore marsh crab ocypodidae coast burrow ecosystem aquatic crustacean wildlife nature flat species coastal claw movement habitat fauna gaomei motion no people marine wild daytime outdoors preservation natural low taichung tidal asia preserve taiwan dajia fiddler