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Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia
according to the CCAMLR decision rules of 1 577 and 933 tonnes for the 2009/10 and 2010/11 fishing seasons ... calculated according to the CCAMLR decision rules of 1 577 and 933 tonnes for the 2009/10 and 2010/11 ... 2009/10 et de 933 tonnes pour celle de 2010/11. Par le biais de la méthode de CMIX/GYM, les ... соответственно на промысловые сезоны 2009/10 и 2010/11 гг. Соответствующие оценки, полученные на основе метода ... temporadas de pesca de 2009/10 y 2010/11 respectivamente. Las estimaciones correspondientes obtenidas con la ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Автор(ы): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew
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Age–length composition of mackerel icefish (Champsocephalus gunnari, Perciformes, Notothenioidei, Channichthyidae) from different parts of the South Georgia shelf
.) Vessel, Date Parameters East North South West Evriltn 30/03-07/04 1988 Gizlr ign 25/05-08/06 1984 ... Arzclzar 29/05-07/06 1990 Gizlliga 30/05-29/06 1986 P. Lafvii 08/ 07-24/07 1989 Gizlr iga 07 ... /07-08/08 1987 Average length (m) Lengthfrequenc (mm) Individual num~ers Average length(m ... high. The trawl had a small-mesh liner with 10 mm meshes in the codend. Bottom trawl surveys were ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 133–146 : Автор(ы): Frolkina, G.A
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Validation of sink rates of longlines measured using two different methods
± 0.02 m.s –1) were significantly slower than those measured by TDRs (0.24 ± 0.03 m.s –1, t 10 = –3.851 ... depths, average sink rates of the TDRs were obtained for four target depths: 2, 5, 10 and 20 m. It was ... then determined how sink rates varied incrementally from 0–2 m, 2–5 m, 5–10 m and 10–20 m. This gave ... – TDR data Sink rates to depths of 2, 5, 10 and 20 m were extracted from the TDR fi les. The mean sink ... 0.168 ± 0.032 m.s–1, increased from 2–5 m (B) to 0.241 ± 0.041 m.s–1, remained steady from 5–10 m (C ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 179–187 : Автор(ы): Wienecke, B. and G. Robertson
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Methodological guidelines on the assessment of trawl catchability of krill by means of statistical modelling
: 10-Kizner.pdf ... la eficiencia de las redes de arrastre de krill, 10 que incluye un mOdulo principal y el mOdulo ... qeTEiIpe pa3nHqH@X ~aTqHKa nceB~ocnyqaHHEiIX paBHOMepHO pacnpe~eneHH@X qHCen. 10. Onpe~eneHHe npoeKUHH ... - eCJUi I ~2 - ~ 1 I < 10-6 H I~ 2 . - r; 1 I < 10-6 , TO nepeI:iTH K n. 29, HHaqe - npo~on~HTb. 12 ... ~ %.008y?3 T.O nepeHTH K n. 29 (KaK HEn. 10, s~eCb 008~ = Vl - 6 2~, HHa~e - npo~on~Tb. 20. OnpoKH ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 195-222 : Автор(ы): Kizner, Z.I.
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Identifying taxonomic groups vulnerable to bottom longline fishing gear in the Ross Sea region
research units (SSRUs) and depths deeper than 550 m (Stevenson et al., 2008; CMs 41-09 and 41-10 (CCAMLR ... than 10 years to mature should be considered poten- tially vulnerable to disturbance. Therefore ... , growth rates that would not allow recovery to reproductive potential within 10 years are classified as ... ‘High’ (high vulnerability). Similarly, organisms that typi- cally live less than 10 years are assigned ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 105–127 : Автор(ы): Parker, S.J. and D.A. Bowden
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Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia
3.8% and sperm whales on 17.7% of lines. Killer whales appear in pod sizes normally of 4 to 10 animals ... 17.7% of lines. Killer whales appear in pod sizes normally of 4 to 10 animals, and often appear to ... à 10 individus, semblent souvent rechercher activement les navires de pêche et « arrachent » un ... . Косатки появляются группами, обычно включающими от 4 до 10 китов, и, как представляется, зачастую активно ... cachalotes en 17.7% de las mismas. Las orcas son observadas normalmente en grupos de 4 a 10 animales, y a ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 163–178 : Автор(ы): Moir Clark, J. and D.J. Agnew
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Analysis of variability of krill size and fish by-catch in the Japanese krill fishery based on scientific observer data
to 10% haul coverage. These results suggest that data collection by scientific observers on board ... affects CV for only krill length data up to 10% haul coverage. These results suggest that data collection ... prior distribution with a mean of zero and a large variance term (10 000 in this model). αi, βj and γ ... 2 Oσ as the observation error. ( )2~ N ,ijklq ijkl OY Y σ . (10) Models for by-catch fish ... a mean of zero and a large variance term (10 000 in this model). α'i, β'j and γ'ij represent the ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 31–47 : Автор(ы): Okuda, T. and M. Kiyota
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Foraging behaviour and reproductive success in chinstrap penguins: the effects of transmitter attachment
10 nests were equipped with a radio transmitter, 120 nests were used as a control group. The results ... both members of each pair at 10 nests were equipped with a radio transmitter, 120 nests were used as ... membre par couple dans 20 nids, et sur les deux membres des couples de 10 nids; 120 nids ont constitue ... npHKpenJIeHbI K O,llHOMY H3 '-IJIeHOB Ka)l{,llOH napbI B 20 rHe3,llaX H 060HM '-IJIeHaM Ka)l{,llOH napbI B 10 ... marc6 a un miembro de la pareja y en 10 nidos se marcaron a ambos, se usaron 120 nidos coma grupo de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 291–303 : Автор(ы): Croll, D.A., J.L. Bengtson, P.L. Boveng, M.E. Goebel and J.K. Jansen
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Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations
recommended. Observations that krill occupy the underice layer, the 0–10 m layer, the deeper water column and ... that krill occupy the under- ice layer, the 0–10 m layer, the deeper water column and the benthos have ... 2) sample from the near surface (typically ~10 m depth for acoustics) down to ~200 m and in areas ... ; Flores et al., 2012b). The sec- ond is the 0–10 m layer of the open ocean/sea-ice, which is ‘invisible ... , albeit in krill ‐r ich parts of kril l’s range Krill in 0‐10 m l ayer missed by acoustic surveys ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Автор(ы): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)
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Possible effects of different levels of krill fishing on predators – some initial modelling attempts
estiman 10s parametros de 10:s indices de supervivencia de 10s depredadores en funcion de la abundancia ... 0.69 0.67 0.64 0.64 Age-at-First-Reproduction T (yr) 4 4 5 10 The va lues of t h e p ... separately, and includes 10 and 90 percentiles as well as medians for the stochastic model distributions ... . Modelling the Effects of Krill Fishing on Predators 1.25 1.25 . l 2 0 .02 .04 .06 .08 0 1 .02 .04 .06 ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 79–97 : Автор(ы): Butterworth, D.S. and R.B. Thomson
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