Reef Check is an international governmental organization founded by Gregor Hodgson in 1996 and headquartered  in Los Angeles, California, United States that is dedicated to the conservation of two reef ecosystems through data from volunteer scuba diver teams in over 80 countries, ranging from Australia, Japan, to even Germany.
Reef Check is an international non-governmental organization dedicated to the conservation of two reef ecosystems: tropical coral reefs and Californian rocky reefs. Gregor Hodgson 1996 The Foundation is headquartered in Los Angeles, California, United States, but uses data from volunteer scuba diver teams in over 80 countries, ranging from Australia, Japan, to even Germany. 
