Search results
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An assessment of the impact of krill fishery on penguins in the South Shetlands
constant (3 000 to 10 000 tonnes/10-day period) due to an increase in fishing intensity in areas closer to ... period), and around Low (6 102 tonnes/10-day period) and Clarence (5 663 tonnes/10-day period) Islands ... large as 200 to 1 500 x 10 3 tonnes within the preferred fishing areas during the breeding season ... . Compared with the level of biomass (≥200 x 10 3 tonnes) and its variability (the order of 100 x 10 3 ... in late December, followed by roughly constant catch levels (3 000 to 6 000 tonnes/lO-day period ... A T C H = 1 3 8 6 t NO. OF VESSELS.2 Catches in 1988/89 ( Dec. -Jan. 1 CATCHES ( t / # )x ... S . 3 Catches in 1990/91 ( Feb. - Mar. 1 605 6 15 62'5 CATCHES ( t/Wx 1On.m. ) @ s 4 ... I I I f l m l i i l l l i 6 3 J , l l 1.14 1 . 1 & W 6 3 W 6 Z W 6 1 k 60k 5% SS> L A ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 107–128 : Author(s): Ichii, T., M. Naganobu and T. Ogishima
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Growth and age/length structure of populations of Notothenia (Lepidonotothen) squamifrons (Nototheniidae) in various areas of the Indian sector of the Southern Ocean
paper. It was found that during the first years of life the linear growth rate is 3 to 5 cm per year. It ... g at the banks and 153 to 188 g in the Kerguelen Island area were recorded for fish at age 6 to 12 ... 5 6 7 8 9 1 0 1 1 1 2 1 3 Linear growth Ob Bank Females - 9.3 13.4 17.1 20.5 23.5 26.2 28.7 30.9 ... 4 5 6 7 8 9 1 0 1 1 1 2 1 3 Weiqht qrowth Ob Bank Females 1 2 41 92 163 251 354 468 587 711 835 ... 40 4~ 1 Z 3 4 5 6 7 B 9 10 f!f2 13 flitS Length (SL), cm Age, years Figure 3: Age/length ... =6,7 t=7,0 i =6, 1 I 2 3 4 5 6 7 8 910 II 121314 Age, years Figure 4: Age/length composition ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 123–139 : Author(s): Zaitsev, A.K.
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Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica
mature at about 340–360 mm total length (TL) and about 3–4 years of age, and that 95% were mature at ... about 370–400 mm TL and 6–8 years of age. Counts of growth zones in sectioned otoliths were used to ... total length (TL) and about 3–4 years of age, and that 95% were mature at about 370–400 mm TL and 6–8 ... ) = 1.0220 x 10–6). The data are plotted in Figure 3, with the fitted curves from the full model overlayed ... 340–360 mm TL and 3–4 years of age, while 95% are mature at 370–400 mm TL and 6–8 years of age ... matures à environ 340–360 mm de longueur totale (LT) et à environ 3–4 ans d'âge, et que 95% l'étaient à ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 139–165 : Author(s): Sutton, C.P., M.J. Manning, D.W. Stevens and P.M. Marriott
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
of eggs and larvae over a 6–24 month period were investigated using an oceanic circulation model ... probably remain in the northern area for 6–18 months before migrating back to the slope to regain condition ... -history characteristics of toothfish, the drift of eggs and larvae over a 6–24 month period were ... area for 6–18 months before migrating back to the slope to regain condition. Résumé Divers aspects ... , la dérive des œufs et des larves sur une période de 6 à 24 mois est étudiée au moyen d'un modèle de ... rejoindre la ride Pacifique- Antarctique et démarrer un nouveau cycle. La légine passe probablement 6 à 18 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Author(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Genetic variations and population structure of krill from the Prydz Bay region of Antarctic waters
under the above title in Polar Biology (1986) 6: 233–236. File: 13-MacDonald-et-al.pdf ... texte integral de ce document est publie sous le titre ci-dessus dans Polar Biology (1986) 6 233-236 ... K.M.MaKAOHanA, P. YHnh~Mc H M. AAaMC (ABCTpanH~) Pe3IOMe np06hl aHTapKTHqeCKOrO KpHn~ E. superba, B 3~Tble ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 271-273 : Author(s): MacDonald, C.M., R. Williams and M. Adams
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
caught with straight hooks Nos 3 and 4 are not significantly different, but hooks No. 3 are nearly 31 ... hooks is increased (e.g., from 4 to 3) or when circle hooks are used instead of straight hooks. File ... Data set Region Straight Circle 1 VID 80 231 2 83 142 3 28 99 4 X 44 99.5 5 45.1 90.4 6 60.8 ... HOOK SIZE 3 2001-3000 n=29 12 2001-3000m n=69 10 6 8 4 6 4 2 2 0 0 50 60 70 90 110 ... hooks. The length frequency distributions of fish caught with straight hooks Nos 3 and 4 are not ... significantly different, but hooks No. 3 are nearly 31 % more efficient than hooks No. 4. Using different bait ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Author(s): Moreno, C.A.
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Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea
6–11 years) and greater maximum ages (28–37 years compared with 14 years). Several pieces of ... with 6–11 years) and greater maximum ages (28–37 years compared with 14 years). Several pieces of ... est nettement plus lente, que les âges à la maturité sont plus élevés (20 ans environ par rapport à 6 ... , большем возрасте при достижении половозрелости (около 20 лет по сравнению с 6–11 годами) и бо́льших ... cessa- tion of growth. They estimated the age-at-sexual- maturity to be 6–7 years for males and 8–11 ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Author(s): Francis, M.P. and M.J. Gallagher
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Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87
/6 of the area of the island shelf. Assessment results point to considerable variations in fish ... 216 86 2.47 667 468 3 684 SGI 2 624 49 6 426 1 724 468 11 231 NOG 5 499 262 1 209 2 223 716 10 909 ... 120 760 3 136 6 199 NOG 5 631 8B 1 5B8 2 432 9 7)9 NOR 10 243 2 645 12 BBB MZZ Total 23 680 6)0 7 ... 43B 6 978 9 B06 NOG 1 992 176 245 4 420 4 308 11 141 1I0R 74 661 2 748 3 48) MZZ 723 132 245 1 4B2 ... 977 3 553 Total 14 032 2 992 438 27 978 19 692 66 132 1986/87 ANI 6 790 22 000 51 551 80 341 SSI ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Author(s): Mucha, M. and W. Ślósarczyk
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Otolith microstructure of juvenile mackerel icefish (Champsocephalus gunnari) (Channichthyidae) in the South Georgia area
daily otolith growth increments decreased from 6 μm during the first 100 days (total length (TL) 4.5 cm ... growth increments decreased from 6 μm during the fi rst 100 days (total length (TL) 4.5 cm) to 2.8 μm at ... otolithes a diminué, passant de 6 μm pendant les 100 premiers jours (longueur totale (LT) 4,5 cm) à 2,8 μm ... отолита сократилась с 6 мк в первые 100 дней (общая длина (ОД) 4.5 см) до 2.8 мк на 500-й день (ОД 13.1 ... crecimiento diario en el otolito disminuyeron de 6 μm durante los primeros 100 días (largo total (TL) 4.5 cm ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 173–181 : Author(s): Shcherbich, L.V
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 to 1996
measuring 1.25 x 10 6 km 2 off the northwestern side of the Antarctic Peninsula indicates that there were ... 6 km 2 /month. This index may be used in conjunction with studies of variability in biological ... oC06eHHoCTefi neARHOr0 IIOKpOBa B Mope 6 e n n E I ~ ~ r a y 3 e ~ a . nepHonb1 0 6 m ~ p ~ o r o 3HMHerO ... o 6 m ~ p ~ o r o neAxHoro noKposa He k i 3 ~ e ~ a n a c b . rononbre Kpnnbre p8CnpOCTpaHeHHR ... CC3OHHOrO PaCIIPOCTpaHeHMSl MOpKCOrO nbAa B pZlfi0He nnowanblo 1,25 X 10"~' K c e ~ e p o - 3 a n a ~ y OT ... MeCTO YeTbIpe IIepkiOAa o 6 m ~ p ~ o r o JIenXHOrO IIOKpOBa. O T M ~ Y ~ H ~ H3MeHYMBOCTb CPOKOB H ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 65–73 : Author(s): Hewitt, R