Resultados de la búsqueda

1. 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 : Autor(es): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew

2. 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 : Autor(es): Frolkina, G.A

3. 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 : Autor(es): Wienecke, B. and G. Robertson

4. 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 : Autor(es): Kizner, Z.I.

5. 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 : Autor(es): Parker, S.J. and D.A. Bowden

6. 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 : Autor(es): Moir Clark, J. and D.J. Agnew

7. 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 : Autor(es): Okuda, T. and M. Kiyota

8. 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 : Autor(es): Croll, D.A., J.L. Bengtson, P.L. Boveng, M.E. Goebel and J.K. Jansen

9. 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 : Autor(es): 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)

10. 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 : Autor(es): Butterworth, D.S. and R.B. Thomson

Páginas