Resultados de la búsqueda
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.1
of the austral summer sea-ice in the current research blocks during past 10 years. The sea-ice ... observer data. The stock size estimates for research blocks were revised following advice in the last WG ... -SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each block in such a way ... that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of coefficient ...
Meeting Document : WG-FSA-13/38 : Autor(es): Delegation of Japan
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Matlab code for calculating krill biomass in a survey area
Abstract: In 2010, CCAMLR tasked the Subgroup on Acoustic Survey and Analysis Methods (SG-ASAM ... ) to recalculate the catch limit for Antarctic krill in the Scotia Sea based on updated acoustic ... algorithms developed since the first calculation in 2000. Subsequent to the 2010 SG-ASAM, code used to obtain ... others to derive biomass estimates. Over the last several years, attempts by many nations to use this ...
Meeting Document : SG-ASAM-16/03 : Autor(es): A. Cossio, J. Renfree and C. Reiss
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Revised proposal to continue the time series of research surveys to monitor abundance of Antarctic toothfish in the southern Ross Sea, 2016 and 2017
methods will remain the same as in previous years, and the number of sets will be retained at 45 sets for ... the next two years, 2016 and 2017, is presented. The survey will continue to focus primarily on ... estimating the relative abundance of sub-adult (<110 cm TL) toothfish in the core strata (A, B, C) in ... developed to monitor larger (sub-adult and adult) toothfish in McMurdo Sound and Terra Nova Bay, where ...
Meeting Document : WG-FSA-15/34 : Autor(es): S.M. Hanchet, S.J. Parker, S. Mormede and R.J.C. Currey (New Zealand)
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Assessment models for Patagonian toothfish in research block 5843a_1 of Division 58.4.3a, Elan Bank
status assessments of Dissostichus eleginoides in research block 5843a_1 in Division 58.4.3a for the ... years 2004/05 to 2012/13 following the recommendation during the last WG-SAM meeting. The two models are ... generally based on those with the same names in WG-SAM-14/17 as follows: 1) R.0.1 model without tagging ... events before 2008, and 2) R.1 model including all tagging events (years 2005-2012). These models were ...
Meeting Document : WG-FSA-14/22 : Autor(es): K. Taki (Japan)
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Diving patterns and processes in epipelagic and benthic foraging sub-Antarctic seabirds
foraging period was 8 hours in both species, but Gentoos spent 50% of this time diving compared to 20% in ... Abstract: We contrast the depth, duration and pattern of diving in the epipelagic-foraging Gentoo ... processes in epipelagic and benthic foraging sub-Antarctic seabirds Approval: Approved ...
Meeting Document : WG-CEMP-91/19 : Autor(es): T.D. Williams, J.P. Croxall (United Kingdom), Y. Naito and A. Kato (Japan)
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Joint report on exploratory fishing in Divisions 58.4.1 and 58.4.2 between the 2011/12 and 2017/18 fishing seasons
arrangements are in place as set out in Conservation Measures 41-11 and 41-05. WG-FSA-16/29 outlined the first ... objectives, methods and milestones in accordance with ANNEX 24-01/A. Subsequent research progress has ... mitigation of Macrourus by-catch in research block 58.4.1_6, and estimation of Macrourus biomass and ... sustainable bycatch in Divisions 58.4.1 and 58.4.2 (WG-FSA-17/16); and description of encounter rates of VME ...
Meeting Document : WG-SAM-18/35 Rev. 1 : Autor(es): Delegations of Australia, France, Japan, Republic of Korea and Spain
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... population structure, abundance and yield for the area of Division 58.5.2 to the west of 79o 20’ E using ... catches of 482 t in the 2015/16 season and 357 t in the 2016/17 season. Author(s): D.C. Welsford ... (Australia) Title: A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2 ...
Meeting Document : WG-FSA-15/12 Rev. 1 : Autor(es): D.C. Welsford (Australia)
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Acoustic survey design to estimate krill biomass in Subareas 48.1, 48.2 and 48.3
synoptic survey of krill biomass in Statistical Area 48. Example calculations are presented for estimating ... 1.25 ship-months of survey effort can provide an estimate of krill biomass in Subareas 48.1, 48. 2 and ... 48.3 with a CV of 20%. Author(s): Hewitt, R.P., Watters, G. Title: Acoustic survey design to estimate ... krill biomass in Subareas 48.1, 48.2 and 48.3 Approval: Approved ...
Meeting Document : WG-EMM-95/71 : Autor(es): Hewitt, R.P., Watters, G.
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Seabird mortality in the Patagonian toothfish longline fishery around the Prince Edward Islands, 1996–2000
years, could have resulted in close to 7000 seabird mortalities and could have had significant impacts ... (a globally important seabird breeding site) commenced in 1996 following high levels of Illegal ... petrel carcasses were hooked in their wings and bodies, whereas albatrosses were caught most frequently ... in their bills. Albatross carcasses also contained large numbers of baits, indicating that fishers ...
Meeting Document : WG-FSA-01/8 : Autor(es): D.C. Nel, P.G. Ryan and B.P. Watkins (South Africa)
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Indicators of krill flux at various spatial-temporal based on the data of multi-year research carried out in the Scotia Sea. Comments on krill fishery management
flow at various spatial-temporal scales in the Scotia Sea. According the discussion at WG-EMM-2018 ... understanding of krill biomass dynamic. It has been shown that the formation of transport of krill in the ... Weddell Sea. The data obtained demonstrate that the dynamics of krill biomass in a given area is more ... research carried out in the Scotia Sea. Comments on krill fishery management Microsoft Word File: emm-2019 ...
Meeting Document : WG-EMM-2019/58 : Autor(es): S. Kasatkina and V. Shnar