Pacific: Gulf of California
Mexico
Sonora
SE end of Punta Cholla, NW of Punta Penasco
30Jan1949
0800
31°20.3'N - 113°38.2'W
31.338, -113.637
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to 4 ft
to 4 ft
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UCLA W49-50
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Cube’ root (rotenone); dipnets
BW Walker, AB Rechnitzer, GW Barlow
clear
10ºC
Boulders, some sand
Small amount of coralline algae
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low