Columns:
(MIXED RED AND BLUE)
3-5 vessel code. See Appendix No. 2, p. 44. 007 = C. H. Gilbert.
6-9 cruise number. For example, cruise 47 would be written 0047.
(Red only)
44-45 wind direction. Code according to Table 1, H.O. Pub. 606-c.
46-47 wind speed. Record in whole knots.
48-49 barometer. Read in millibars and code according to Table 2,
H.O. Pub. 606-c.
50-51 weather. Code according to Table 3, H.O. Pub. 606-c.
52 sea. Code according to Table 7, H.O. Pub. 606-c.
53 visibility. Code according to Table 6, H.O. Pub. 606-c.
(Blue only)
32-34
35-37}
Enter both in degrees Centigrade to the nearest .1°.
38 cloud type. Code according to Table 4, H.O. Pub. 606-c.
39 cloud amount. Code according to Table 5, H.O. Pub. 606-c.
(Red only)
Blank. "______ bottle no." This field is to record surface nutrients.
If, for example, surface phosphate is taken, enter "PO4" in
the space above the word "bottle." Enter PO4 bottle numbers
below.