The following constitutes Fish and Game District 12:
The waters and tidelands of San Francisco Bay to high-water mark not included in Districts 11 and 13, the waters and tidelands to high-water mark of San Leandro Bay, Oakland Creek or estuary, San Antonio Creek in Alameda County, Raccoon Strait, San Pablo Bay, the Carquinez Strait to the Carquinez Bridge, and all lands and waters included within the exterior boundaries of these districts and excluding all tributary sloughs, creeks, bays, rivers, and overflowed areas not specifically described herein.