Pacific: Gulf of California
Mexico
Sonora
NW side of Punta San Guillermo
09Feb1951
100-1630
27º56.0’N - 111º03.6’W
27.933, -111.060
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to 30 ft
to 30 ft
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UCLA W51-62
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cube’ root (rotenone, 5 gal); dipnets; Aqualung
BW Walker, AO Flechsig, C Limbaugh, K Norris, GW Barlow, G Bartholomew
Clear, salt (vis about 10 ft)
about 16ºC, colder at bottom
rocks (large) and sand patches. Shore: rock cliff
coralline algae, bryozoans, (dense) some sargassum
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outgoing- low