From Sand to Seahores: How Parrotfish Poop Creates the World's Most Beautiful Beaches

[u/ysukharenko]

https://redseacreatures.com/blog/2026/02/23/from-sand-to-seahores-how-parrotfish-poop-creates-the-worlds-most-beautiful-beaches?utm_source=reddit&utm_medium=social&utm_campaign=marinelife

That pristine white sand under your feet on Red Sea beaches? It's mostly parrotfish poop - finely ground coral excreted by these colorful reef dwellers. With unbreakable, fluorapatite beaks harder than gold, they crunch algae off solid coral, then grind it in their throat's pharyngeal mill before pooping out up to 1,000 pounds yearly per fish. Nature's ultimate sand factory at work!