California Code, Public Resources Code - PRC § 29712

(a) The delta's waterways and marinas offer recreational opportunities of statewide and local significance and are a source of economic benefit to the region, and, due to increased demand and usage, there are public safety problems associated with that usage requiring increased coordination by all levels of government.

(b) Recreational boating within the delta is of statewide and local significance and is a source of economic benefit to the region, and to the extent of any conflict or inconsistency between this division and any provisions of the Harbors and Navigation Code, regarding regulating the operation or use of boating in the delta, the provisions of the Harbors and Navigation Code shall prevail.