Naval Hydrographic and Oceanographic Service
（重定向自SHOM）
The Naval Hydrographic and Oceanographic Service (service hydrographique et océanographique de la marine or SHOM) is a French administrative public body (établissement public à caractère administratif) administered by the Ministry of Defence. It is the successor to the Dépôt des cartes et plans de la Marine, founded in 1720 which became the Naval Hydrographic Service in 1886 and the Naval and Oceanographic Service in 1971. Its present form was set up by decree number 2007-800 on 11 May 2007. Its board is presided over by the chef d'état-major de la marine and the body is directed by a director-general.