Class A: Float held at surface until visual sighted, R/V Knorr position abeam of
float before CTD is lowered.

Class B: R/V Knorr navigated to most recent GPS location within 1.5 h of float surfacing.
No visual id.

CTD = Chl, nutrients @ 250, 200, 150, 100, 75, 50, 30, 10, 3-5 m
O2 @ 200, 100, 75, 50, 30, 10 m
POC @ (tbs)

Class, CTD date, time, CTD lat, lon, Station, Notes

Class B, May 5, 16:45, 60 55.2914 N, 26 59.8104 W, Station 10a, CTD
Class A, May 7, 15:40, 61 04.1483 N, 26 39.8906 W, Station 21a, CTD; Full optics
Class B, May 10, 16:22, 61 23.9970 N, 26 13.1772 W, Station 35a, CTD; No O2
Class A, May 11, 16:15, 61 26.3510 N, 25 58.4875 W, Station 44a, CTD; Full optics
Class A, May 12, 16:06, 61 19.9560 N, 25 58.3516 W, Station 51a, CTD; HPLC/ap, No O2

Class A, May 13, 16:00, 61 11.9198 N, 26 07.4573 W, Station 64b, CTD; No O2
Class A, May 15, 16:15, 61 29.9199 N, 26 20.8897 W, Station 94a, CTD; HPLC/ap, Full optics
Class A, May 16, 16:55, 61 27.7353 N, 25 57.0596 W, Station 101b,CTD; HPLC/ap, Full optics
Class A, May 18, 14:00, 61 14.1059 N, 25 31.9887 W, Station 117a,CTD; HPLC/ap, Radiometer only
Class A, May 20, 15:20, 61 28.32 N, 25 43.57 W, Station 142a,CTD; ?? O2, Full optics

Picture below of Biofloat48 at Station 21a