Sole walking on the bottom, then hiding in the sand

soleidae flatfish camouflage hiding pleuronectiformes margined sole synaptura marginata bottomdwelling fish anilao philippines walking fish ocean floor aquatic camouflage marine flatfish reef bottom fish behavior sole species bottom habitat underwater footage aquatic life marine environment sole habitat marine biodiversity fish camouflage sole movement ocean ecosystem aquatic species bottom dwelling flatfish behavior underwater behavior tropical waters