232 



DISCOVERY REPORTS 



DATE 

 ST 



64 



lA 



60 



^5' 

 g?= 



I" 



'40 



2 36 



UJ32 

 O 



z2e 



< 

 a 24 



l20 



B 16 

 5 12 



FEBRUARY 



MARCH 



APRIL 



MAY 

 JUNE 



JULY 



AUGUST 



SEPTEMBER 



OCT 



IS 2021 2222 23 26 26 1 8 10 12 14 14 19 26 I S 7 7 7 7 7 14 15 I7 26 27|l8 2 4 9 10 II II 12 16 16 17 19 2224 27 2828 2 3 5 5 17 27 2 3 



618 624 833 WI56 2S94 643 23 38 42 207 207 207 2318 2344 W434 * 2853 2855 2864 2393 2408 2874 W264 I405 W277 1813 IB23 



622 626 627 2590 368 2614 24 658 663 207 207 WI96 665 1351 1781 2852 2854 * 2391 2399 2412 W264 I403 W277 W282 W290 



Scale per cent 



(2) 



(2) (2)(2)C0 (2Kll 



o so lOO 



(3) (2) 



(2)0) (i)0)(a(i)(3)(iKi)(iKiHi)(i)C2) (a 



(3) 

 (2) (2) (3) 



(3) (3) (2) (2) C3) (3) (4) (2) (4) 



100 71 lOO 118 176 lOO 75 100 91 30 69 33 57 370 20 35 23 50 31 45 92 44 50 lOO 49 92 580 

 lOO 28 lOO 388 63 47 84 231 41 I02 20 60 66 25 lOO 232 25 14 23 46 73 63 lOO 47 47 62 



DATE 



ST 



6S 

 64 



60 

 56 

 52 

 4S 



* LENGTH FREQUENCIES BASED ON AGGREGATE CATCH FROM SEVERAL NET HAULS 



Fig. 41. The patches as swarms. Length frequency in adolescent samples from the Antarctic surface layer. 



See legend to Fig. 40. 



OCTOBER 



NOVEMBER 



DECEMBER 



JANUARY 



FEBRUARY MARCH 



APRIL 



6e 



u>64 

 %60 



g" 

 52 

 5 48 

 S44 



40 



z 28 

 2 24 



4 5 5 5 8 10 10 10 10 10 10 10 10 10 13 17 2022 3 6 8 13 19 1 4 12 18 19 19 21 21 6 7 8 22 2428 30 9 9 10 1022 8 lO I023 7 7 7 7 27 

 W295W298 1825 1835 1835 1835 1835 1835 454 461 1009 1875 I050 769 125 548 795 799 312 2567 354 612 368 643 207 207 2346 

 1824 W298 1831 1835 1835 1835 1835 1839 1844 1854 1864 494 757 535 539 549 797 W373 825 351 356 WI52 640 2295 207 207 



(51 

 (3) (3) (4) (4) 



(41 (4) (4) (4) 



(5) 



(6)(5)(6)(S)(5i 



Scale per cent 



(7) (8) 

 (6) (6) (61 (7) (6) (8) (7) (8) (6) (8) (8) (8) (5) (8) (6) (8) (91 (5) 



DATE 

 ST 



68 

 64 

 60 

 56 

 52 

 46 

 44 

 40 

 36 

 32 

 2S 



a« 



20 



16 

 12 



8 



40 32 107 61 271 103 153 176 49 216 

 102 45 27 132 I04 lOO 136 171 17 II 



58 



120 18 42 99 

 97 37 55 5 



79 702 159 32 U 

 71 61 100 171 



I 160 33 I09 39 5 

 50 lOO 17 184 52 



Fig. 42. The patches as swarms. Length frequency in adolescent and adult samples from the Antarctic surface layer. 



See legend to Fig. 40. 



JANUARY 



FEBRUARY 



MARCH 



APRIL 



6 7 8 8 10 10 19 19 21 2224 2830| 9 9IOI022294 5 5 6 810 10 15 21 23 23 24 7 7 7 7 7 7 2026 27 

 795 575 580 602 820 312 2567 354 612 W9I5 2271 2274 640 20002295 1717 207 207 207 2344 

 797 799 2168 2195 W373 825 351 356 WI52 2268 2606 368 643 1711 1715 207 207 207 855 2346 



EAST WIND SWARMS 



Scale per cent 



(6) (7) (8) (8) 



(5) (6)(7)(6X7) (6)(8)(6K7)(6)(8)(7X8)(6X7) (7) (7)(a)(8X8) 



(5) (8)(8)(8)(8)(8)(8) (5) 



n; meas- 



■URED 



702 69 23 63 77 32 146 III I60 830 60 33 17 153 184 134 25 52 39 370 

 61 159 87 167 tOO 171 36 SO lOO 471 342 33 109 91 57 39 50 56 53 III 



N° MEAS- 

 -URED 



F'g- 43- Final condition of the adult swarms in the East Wind-Weddell surface stream. 



See p. 233 and legend to Fig. 40. 



I 



