👉 In the context of geography and geology, a fish bed is a type of sedimentary rock that forms when marine organisms (such as plankton, krill, or algae) die and decompose in water. These dead organisms are then buried by sediments such as sand, silt, and clay over millions of years. Fish beds can be found in various locations around the world, from the Great Barrier Reef in Australia to the Caribbean Sea. They are characterized by their distinctive shape and texture