Résultats de la recherche
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Line weights of constant mass (and sink rates) for Spanish system Patagonian toothfish longline vessels
-system longline vessels to attach 8.5 kg weights at 40 m intervals on longlines to minimise interactions ... remaining 8 kg weights and all the 4 kg and 6 kg weights were cut from round- section steel rod following ... 40 m intervals on longlines to minimise interactions with seabirds. The weights typically used are ... m pour réduire au minimum les interactions avec les oiseaux de mer. Les lests sont généralement ... to reduce interactions with seabirds. Spanish- system longlines are particularly dangerous to ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 93–106 : Auteur(s): Robertson, G., C.A. Moreno, E. Gutiérrez, S.G. Candy, E.F. Melvin and J.P. Seco Pon
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Patterns and processes in the distribution and dynamics of Antarctic krill
food availability? 3. What is the interaction between spatial patterns and fishing behavior? 4. How ... the Southern Ocean lead to the same conclusion. We turn in the next section to an examination of the ... interpretation of krill distributions, reported in the next section. Our conclusion is that, to a first ... analyses to date are those of Weber et al. (1986) discussed in the previous section and shown in Figures ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 281–299 : Auteur(s): Levin, S.A., A. Morin and T.M. Powell
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An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
operations for Dissostichus eleginoides off South Georgia were assessed for interactions with seabirds and ... the full season through until 11 August (SC-CAMLR, 1997): eight mortalities were recorded during ... Longlining operations for Dissostichus eleginoides off South Georgia were assessed for interactions with ... Antarctic Marine Living Resources (CCAMLR), seabird interactions with the toothfish fishery were first ... , CCAMLR-designated observers reported extensive interactions of the fishery with seabirds and sea ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Auteur(s): Ashford, J.R. and J.P. Croxall
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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
(iii) recapture and landing of fish. It is noted that issues overlapping all three phases result ... distribution of recapture effort can interact to introduce bias, and so these processes were con- sidered ... issues related to uneven distribution of tag releases and the consequences for tag-recapture programs ... where measures have been established to ensure these issues are addressed, either through practical ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Auteur(s): Welsford, D.C. and P.E. Ziegler
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Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
at the beginning of spring (August/September). From November to May gonads of E. carlsbergi were ... magazine), 26(5): 820-826. (In Russian). EFREMENKO, V.N. 1987a. Types of reproduction areas of the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Auteur(s): Sabourenkov, E.N.
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Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
CCAMLR Sciericc, Vol. 8 (2001): 147-154 ADDITIONAL DATA ... Programme. Animal Production and Health Unit. Seibersdorf, Austria. Foster, G., K.L. Jahans, R.J. Reid ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 147–154 : Auteur(s): Blank, O., P. Retamal, P. Abalos and D. Torres
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A stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region incorporating multi-year mark-recapture data
hence a multi-year mark-recapture tagging program was initiated by New Zealand fishing vessels in 2001 ... mark-recapture tagging program was initiated by New Zealand fishing vessels in 2001, and tagging has ... -per-unit- effort (CPUE) indices may be unreliable as indices of abundance (Harley et al., 2001 ... . Everson et al., 2009; Goethel et al., 2014; Hampton and Fournier, 2001; Punt et al., 2000) and occasion ... ). A pilot mark- recapture program was initiated by New Zealand vessels in 2001 and after the ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 39–62 : Auteur(s): Mormede, S., A. Dunn and S.M. Hanchet
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Diet study of Antarctic toothfish caught in the east Antarctic based on stomach content, fatty acid and stable isotope analyses
(Kock, 2001; Pinkerton and Bradford-Grieve, 2014). For a sustainable fisheries management in the ... trophic level (Minagawa and Wada, 1984; Vander Zanden and Rasmussen, 2001; Post, 2002). Recently, the ... . Prog. Ser., 446: 1–22. Kock, K.-H. 2001. The direct influence of fish- ing and fishery-related ... Zanden, M.J. and J.B. Rasmussen. 2001. Variation in δ15N and δ13C trophic fractiona- tion: implications ...
Science Journal Paper : CCAMLR Science, Volume 22 (CCAMLR Science, Volume 22) : 29–44 : Auteur(s): Park, H.J. , I. Yeon, E. Han, Y.J. Lee, S.M. Hanchet, G.W. Baeck, Y. Kwon, S.G. Choi, D.W. Lee and C.K. Kang*
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A hypothetical life cycle for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region
extent, reproduction (e.g. Patchell, 2001, 2002; Livingston and Grimes, 2005). Much of these data were ... or maturing while the fishery takes place (Patchell, 2001, 2002). Since 2002/03, gonads have also ... assuming a winter–spring spawn- ing time with a peak in July/August would sug- gest an egg development time ... (Patchell, 2001). For modelling purposes, it is currently assumed that 50% of the population of both sexes ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 35–53 : Auteur(s): Hanchet, S.M., G.J. Rickard, J.M. Fenaughty, A. Dunn and M.J. Williams
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Phytoplankton distribution in the mixed layer: implication to krill abundance
interaction and the physiological conditions but also the in situ physical environment. The problem, as it ... interaction can be "directly" evaluated by the model. Recent advancements of computer technology make the ... section. Implementation of one-dimensional Lagrangian model is discussed in section 3. The last section ... Peninsula were used to investigate the level of turbulence in the mixed layer. A section along 57° W ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 331–356 : Auteur(s): Yamazaki, H. and T.R. Osborn