Resultados de la búsqueda
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Report on season extension trials in the Patagonian toothfish longline fishery in CCAMLR Statistical Division 58.5.2
period, and the planned in the April 2015 extension will be reported to WG-FSA in 2015. Author(s): T ... night. No seabirds were caught. Any fishing that occurs in the 1-14 November 2014 post-season extension ...
Meeting Document : WG-FSA-14/40 : Autor(es): T. Lamb (Australia)
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Results of the 2015 multi-Member longline survey for toothfish in the northern Ross Sea region (Subarea 88.2 SSRUs A–B) and proposal for 2016 operations
of 109.1 t of Antarctic toothfish and two Patagonian toothfish (0.029 t) were caught. Toothfish catch ... . Age composition of the catch as predicted by the spatial population model was similar to that observed ... research blocks. The percentage of fish with empty stomachs was high, but prey diversity and quantities of ... Secretariat. We recommend continuing the survey with minor modifications to aid in the achievement of the ...
Meeting Document : WG-FSA-15/32 : Autor(es): S.J. Parker, R.J.C. Currey (New Zealand), M. Söffker, C. Darby (United Kingdom), O. Godø (Norway) and A. Petrov (Russia)
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Analysis of the by-catch of Channichthys rhinoceratus and Lepidonotothen squamifrons from the fisheries at Heard Island and the McDonald Islands (Division 58.5.2)
, approximately 20 t of C. rhinoceratus and 9 t of L. squamifrons were caught annually. The commercial and ... research data analysed in this study shows that both species are widespread over the plateau in waters of ... occurs within the HIMI Marine Reserve, and therefore current bycatch levels are likely to be low risk ...
Meeting Document : WG-FSA-12/24 : Autor(es): G.B. Nowara, D.C. Welsford, S.G. Candy and T.D. Lamb (Australia)
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Summary of data collected by Japan and South Africa in Subarea 48.6 between 2013 and 2015, and other statistics available for assessment of Dissostichus spp. in Subarea 48.6.
undertaking the research returned to the study area over the winter. WG-SAM-15 requested that a summary of the ... data collected over the past three years be prepared for WG-FSA-15. As the fishery related information ... biological data that has been collected. We also report on the otoliths from the Subarea that have been read ... . Author(s): R.W. Leslie (South Africa), K. Taki, T. Ichii (Japan) and S. Somhlaba (South Africa) Title ...
Meeting Document : WG-FSA-15/66 : Autor(es): R.W. Leslie (South Africa), K. Taki, T. Ichii (Japan) and S. Somhlaba (South Africa)
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ACTION PLAN AIMED AT REDUCING SEABIRD BY-CATCH IN THE FRENCH EEZs IN STATISTICAL DIVISION 58.5.1 AND SUBAREA 58.6
response to the recommendation made during the CCAMLR-XXVI meeting that France should 'urgently submit ... Abstract: France's action plan aims to reduce considerably seabird by-catch by longliners ... that France will pursue in the next few years to limit bird mortality. The plan will also list the ... a strategic plan to eliminate seabird mortality' (SC-CAMLR-XXVI, paragraph 5.6 (vii)). Author(s ...
Meeting Document : SC-CAMLR-XXVII/08 : Autor(es): Delegation of France
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Possible effects of different levels of fishing on krill on predators - some initial modelling attempts
Meeting of the CCAMLR's WG-Kril1 and WG-CEMP in 1992 to address this issue. First. estimates are made ... dynamics model incorporating recruitment fluctuations together with information on adult survival and ... . Computations based on this model indicate that variability in the annual recruitment of krill results in ... the predator survival rates as functions of krill abundance. It is suggested that these questions ...
Meeting Document : WG-KRILL-93/43 : Autor(es): D.S. Butterworth and R.B. Thomson (South Africa)
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Antarctic's pelagic ecosystem: how environmental change will affect Salpidae population structure
the summer season of 2010. It has been found that the horizontal distribution of this gelatinous ... blastozooids, with embryos found in different stages of development. Only in the region of South Shetland ... conditions. These observations may suggest that ongoing environmental changes in Western Antarctic will ... . Żmijewska and M.K. Mańko (Poland) Title: Antarctic's pelagic ecosystem: how environmental change will ...
Meeting Document : WG-EMM-15/P08 : Autor(es): A.W. Słomska, A.A. Panasiuk-Chodnicka, M.I. Żmijewska and M.K. Mańko (Poland)
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Summary of monitoring and research activities at Svarthamaren, Dronning Maud Land
of the population monitoring show that the number of pairs with chick or egg varied between 55,387 ... -178,240 (mean 119,000). Assuming that about 10 % of the colony is situated in inaccessible parts outside ... that the total number of reproductive birds attached to the colony is approximately 510,000 individuals ... . Annual survival rates varied between 0.871-0.954 (mean 0.924). Our results suggest that a monitoring ...
Meeting Document : WG-EMM-97/78 : Autor(es): Lorentsen, S., Tveraa, T., Røv, N.
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Proposal for a dedicated krill survey for CCAMLR Division 58.4.1 during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
presented to WG-EMM-17 with an intention to receive comments from the participants. Every suggestion will be ... research vessel, Kaiyo-maru, will be used in the survey. The krill survey (echosounder and RMT) and ... subsequent biomass estimation will follow the CCAMLR standard protocol. The survey will be international ... acoustic survey methods, will be submitted to SG-ASAM-18 for further considerations. The final plan will be ...
Meeting Document : WG-EMM-17/05 : Autor(es): H. Murase, K. Abe, T. Ichii and A. Kawabata
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Conditions for the precise measurement of fish target strength in situ
the multiple echoes which is derived from a residual of the single echo extraction. With the decrease ... values TS measurement will be successful. The effectiveness of both indexes is confirmed by the data set ... calibration between Japanese and U.S. vessels on 15 and 16 August 1991. Published in J.Mar.Acoust.Soc. Author ...
Meeting Document : WG-Krill-94/35 : Autor(es): K. Sawada and M. Furusawa (Japan), N.J. Williamson (USA)