No Pacific Ocean
Mexico
Revillagigedo Islands
Socorro Island: Old Man Rock
16Feb1972
1420
18°45.0'N - 110°58.0'W
18.750, -110.967
-
20-30 ft
30 ft
DD-4-72
hook & line
D Diener & party
76°F
boulders
red algae
72-065.pdf