Image from the Biodiversity Heritage Library.
Contributed by Museum of Vertebrate Zoology, University of California, Berkeley.
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Transcription
GG 67-3
Lower shelf, cont
Trap Depth (ft.) Number Captured
IIa floaters
b 10
C 20
d 26 1 Small
IV a .15
b 25
c 35
d 45
9 at lower shelf
Observations & Remarks -
Inner Tubes used to place traps and take measurements.
Difficulty in placing Trapline IV because of interference of slope - not allowing bottom trap to go to the 45' level.
Total trapped - 13 C. diabolicus
0920 hrs. - Temp. 30.4°C - Air
33.4°C - Surface
33.3°C - Shelf.
33.5°C - 45'
33.3-4°C - 27' Lower shelf
No light measurements - light meter not functioning well because of connection getting wet.
O2 not taken - machine not regulated