Résultats de la recherche
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Introducing Casal2 for toothfish stock assessments
constructed. Casal2 models can be used for a single population with a single anthropogenic event (i.e., a ...
Meeting Document : WG-SAM-18/14 : Auteur(s): S. Mormede
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Pygoscelis penguin census in the Vernadsky Antarctic station area
species family, there is a significantly higher percentage of birds which not involved in the reproduction ... penguin in the region of research should be considered a sporadic settlement at a considerable distance ...
Meeting Document : SC-CAMLR-XXXVII/BG/06 : Auteur(s): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy, G.P. Milinevsky and E.O. Dykyy
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Is CCAMLR science keeping up?
Abstract: This paper raises a question about CCAMLR’s capacity and commitment to regularly review ... recommends that CCAMLR: Implement a process to ensure regular review of conservation measures that are not ... automatically updated on a yearly or bi-yearly basis. Encourage broader engagement of relevant global experts in ...
Meeting Document : SC-CAMLR-XXXVII/BG/29 : Auteur(s): Submitted by ASOC
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Full steam ahead for the Polar Code – developing safety measures for fishing vessels and implementation of marine mammal avoidance measures
Abstract: This paper provides a brief update on progress by the International Maritime ... Code. Ratify the Cape Town Agreement. Strengthen CCAMLR Resolution 20/XXII to a conservation measure ... requiring Members only license vessels with a minimum ice classification standard of ICE-1C or more. Ask SC ...
Meeting Document : CCAMLR-XXXVII/BG/35 : Auteur(s): Submitted by ASOC
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Trade data analysis – Annual report of global toothfish trade data
global exports. A comparison of the total quantity of toothfish products traded for imports and exports ... between global trade data and the CDS found that they are similar for imports with a 4.43%, but vastly ... different for exports with a 32.34% difference. Author(s): CCAMLR Secretariat Title: Trade data analysis ...
Meeting Document : CCAMLR-38/BG/09 : Auteur(s): CCAMLR Secretariat
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Preliminary assessment of genetic diversity in bycatch-caught darkbelly skate (Bathyraja meridionalis) from South Georgia
the sustainable management of their vulnerable stocks. However, species identification is a major ... longline fishery around South Georgia. Mitochondrial DNA Control Region sequence analyses highlighted a ... . meridionalis was low and indicated a single population around South Georgia. We are currently developing faster ...
Meeting Document : WG-FSA-2019/19 : Auteur(s): S. Pérez-Espona, W.P. Goodall-Copestake, P. Hollyman and M. Belchier
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Killer whale Orcinus orca and sperm whale Physeter macrocephalus interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic
observations. A high inter-vessel variation was noted for interactions with both species. Geographic plots of ... interactions occurred over a wide geographic range and were mostly dependent on the extent of fishing effort on ... . Interactions with sperm whales followed a similar pattern occurring most often in the afternoon, while very few ... rates indications are that depredation by sperm whales can lead to a drop-off in catches. During hook ...
Meeting Document : WG-FSA-03/27 : Auteur(s): M.G. Purves (United Kingdom), D.J. Agnew (United Kingdom), E. Balguerías (Spain), C.A. Moreno (Chile) and B. Watkins (South Africa)
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Relationships between oceanographic environment and distribution of krill and baleen whales in the Ross Sea and adjacent waters, Antarctica in 2004/05
ecosystem in the Ross Sea and its adjacent waters with a joint survey the R/V Kaiyo Maru and the Japanese ... a high density around 0℃ near the Southern Boundary of ACC. Antarctic minke whales mainly ... distributed in the ASW and SW zones with high density around-1 ℃ in a continental shelf slope frontal zone ... using acoustic data. We summarized a geographical image between oceanography relating water mass and ...
Meeting Document : WG-EMM-08/31 : Auteur(s): M. Naganobu, S. Nishiwaki, H. Yasuma, R. Matsukura, Y. Takao, K. Taki, T. Hayashi, Y. Watanabe, T. Yabuki, Y. Yoda, Y. Noiri, M. Kuga, K. Yoshikawa, N. Kokubun, H. Murase, K. Matsuoka, T. Iwami and K. Ito (Japan)
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Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13
Abstract: A tagging survey in SSRUs B and C in Division 58.4.4 a & b was conducted in the ... structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... research catch of approximately 55 tonnes. The estimate (1 086 tonnes) using CPUE comparison method was a ...
Meeting Document : WG-SAM-12/17 : Auteur(s): Delegation of Japan
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Discrimination of two species of grenadier (Gadiformes, Macrouridae), Macrourus whitsoni and M. caml, in the Ross Sea region of the Southern Ocean (CCAMLR Subareas 88.1 and 88.2) on the basis of otolith morphometrics
, Macrourus whitsoni and M. caml. A total of 220 otoliths from M. whitsoni and 307 otoliths of M. caml from ... included in the sample, but females predominated. A linear function of fish total length (cm), depth of the ... 0.968. A similar discriminant function based on PAL (cm) rather than TL performed almost as well (90 ... for M. caml (CCAMLR Subareas 88.1 versus 88.2). However, there was a small but significant difference ...
Meeting Document : WG-FSA-14/63 : Auteur(s): M.H. Pinkerton, C. Ó Maolagáin, J. Forman and P. Marriott (New Zealand)