If you're a baby fish, this is right where you want to grow up.The root system provides a shelter from the wind, waves, and all the bigger, possibly inclined to eat you, other juvenile fish.Wahoo KeyNational Key Deer Wildlife RefugeMonroe County, Florida, USAOlympus OM-D E-M5 Mark IIOlympus 14-42mm II R LensPT-EP13 Underwater Housing, PPZR-EP02 Lens Port & 14-42mm Zoom Gear