6. Dissolved Oxygen. These values when given are in milliliters per liter 
to two decimal places. Values of 10.00 or above rarely occur and are coded as 
ST eeseNe 
TABLE 1. 
Sound velocity is given in feet per second to one 
7. Sound Velocit ! 
decimal place, corrected for pressure at each depth. See footnote 1 on page 5. 
COMPASS DIRECTION CONVERSION TABLE FOR 
WIND, SEA, AND SWELL DIRECTIONS 
Code Direction 
00 ------------ Calm 
@]) sassssstsse5 5° to 14° 
QD secseetsssss 15° to 24° 
————— 25° to 34° 
Oi) comesssssoes 35° to 44° 
05. ------------ 45° to 54° 
—————— BSc sto. 64° 
07 sesessssss== 65° to 74° 
08 ------------ 75° to 84° 
09) =--=-=-=--== 85° to 94° 
(]Q) cooeessseee 95° to 104° 
J sseeeeseesss 105° to 114° 
12 seessesssos= 115° to 124° 
a 125° to 134° 
Vo sepseeessces 135° to 144° 
VS seecseseeses 145° to 154° 
VS sseeesceeses 155° to 164° 
(7 seeseeessss 165° to 174° 
(8 seeesessscas 175° to 184° 
NNE 
NE 
ENE 
ESE 
SE 
SSE 
117 
Code Direction 
19 ------------ 185° to 194° 
Fo | a ee Sa 195° to 204° SSW 
21 ------------ 205° to 214° 
22. ------------ 25° utoNZ24~ 
richer ee 225° to 234° SW 
24 ------------ 235° to 244° 
25 ------------ 245° to 254° WSW 
26 ------------ 255° to 264° 
27) ------------ 265° to 274° W 
28 ------------ 275° to 284° 
(hy eee ees 285° to 294° WNW 
30 ------------ 295° to 304° 
3] ------------ 305° to 314° 
32. ------------ 315° to 324° NW 
33 ------------ 325° to 334° 
34 ------------ 335° to 344° NNW 
35 ------------ 345° to 354° 
36 ------------ 395° tor O4° IN 
99 ------------ Variable or unknown 
