California Code, Water Code - WAT § 1243

(a) The use of water for recreation and preservation and enhancement of fish and wildlife resources is a beneficial use of water.  In determining the amount of water available for appropriation for other beneficial uses, the board shall take into account, when it is in the public interest, the amounts of water required for recreation and the preservation and enhancement of fish and wildlife resources.

(b) The board shall notify the Department of Fish and Wildlife of an application for a permit to appropriate water.  The Department of Fish and Wildlife shall recommend the amounts of water, if any, required for the preservation and enhancement of fish and wildlife resources and shall report its findings to the board.

(c) This section does not affect riparian rights.