Appendix Table A. Log of.the plankton samples collected aboard the USS Rehoboth during May 1958. Sample no. P-1 P-2 P-3 Pp-4 a PF = Ue ‘E. Long. (min) cc (m) depth surface Depth of thermocline (mn) 1540 1945 1423 1950 11 11 11 11 20.4! 16.1 21.0 21.6 162 162 162 162 09.2! 08.6 08.6 06.7 35 95 395 45 18 20 23 10 274 207 197 189 o1 58 599.4 84 81.8 82.3 100 110 90 P-6 P-7 P-8 P-9 P-10 6 6 7 7 8 1615 1953 1427 1637 1845 11 11 11 11 11 23.1 19.9 22.6 24,4 24.2 162 162 162 162 162 07.6 06.6 08.1 07.0 06.0 18 43 36 38 67 10 30 18 29 34 183 201 183 189 183 63 58 59.2 62 56 82.2 81.3 82 82.4 81.7 85 80 110 100 105 P-11 P-12 P- 13 P-14 P-15 9 10 16 16 17 1225 1300 1609 1907 1015 11 11 11 11 11 21.4 21.3 20,0 19.3 18.7 162 162 162 162 161 09.3 08.6 07.4 09,4 59.5 48 125 37 23 30 10 37 22 8 20 186 192 12 & 8 29 60 63 63 81.6 81.6 81.9 125 105 P-16 17 1405 11 21.4 161 59.8 63 15 102 P-18 P-19 17 18 2140 1040 11 21.4 11 20.0 162 04.5 162 09.7 15 35 7 10 183 183 P-20 a May Position “N. Lat. Depth of Temp. “F plankton tow Haul 4 4 ° 5 P-17 A os Collected Date Hour | Time P-21 P-22 17 1705 18 1830 18 2304 19 0858 11 20.5 11 25.8 11 25,6 11 22,0 162 06.7 162 03.2 162 03.2 161 47.7 *Faulty BT (bathythermograph)trace not clear 995 14 60 27 36 15 16 12 98 186 45 &12 30 * 79 68 61.5 g6* 81.7 85 81.5 85* 105 80 ' oo l