low tide, corals, rocks and marine animals black ophiura stranded in the red sea

rock geology sea coast landscape sand terrain soil shore badlands wilderness cliff plateau wadi beach ocean mountain horizon low tide corals rocks marine animals black ophiura stranded red mile recesses coral reef animal snaketail ophiuroidea shoal shallow seawater nature water sunny stone rocky island seascape bay blue coastline natural outdoor summer tourism travel vacation view wave hurghada egypt there are