San Diego's Point Loma Kelp Beds and Rock Reefs, anywhere between these 4 sets of coordinates:
(NW boundary):
32°45'07.3"N 117°16'50.9"W
32 45.122 N 117 16.848 W
32.752033, -117.280800

(NE boundary):
32°44'57.2"N 117°15'30.5"W
32 44.953 N 117 15.508 W
32.749217, -117.258467

(SW Boundary):
32°40'15.5"N 117°16'06.1"W
32 40.258 N 117 16.102 W
32.670967, -117.268367

(SE boundary):
32°40'13.3"N 117°15'02.6"W
32 40.221 N 117 15.044 W
32.670350, -117.250733 less ↑