Resultados de la búsqueda
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Evaluación del riesgo y metodologías suplementarias para facilitar la ordenación de la pesquería de kril según lo previsto por el WG-EMM 2019
likelihood that CCAMLR will be able to update its management of the krill fishery in subareas 48.1-4 by the ... time CM 51-07 expires. A key element of this procedure is the extension of the Risk Assessment to ... enable catches to be distributed across the area taking account of estimated predator demand. We request ... that CCAMLR allocate funds from the General Science Capacity Fund to enable this component of the ...
Meeting Document : SC-CAMLR-38/17 : Autor(es): Delegations of the United Kingdom and Australia
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Different CPUE types in Soviet krill fishery statistics in 1977–1992
values of CFD and CEFD, and CFD and CH. Instead, correlation between daily values is rather low, due to ... high fluctuations in hauls duration caused by fishery strategy directed to different final product of ... , number of hauls per day ranged from 1 to 15, mainly 2-4, hauls lasted from 0,1 to 16 hours, mainly 3-8 ... higher number of hauls per day. The histograms of distribution of various CPUE, hauls duration, number of ...
Meeting Document : WG-EMM-03/35 : Autor(es): F.F. Litvinov, A.Z. Sundakov and V. Arkhipov (Russia)
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Rajid by-catch in the longline fishery for toothfish in Subarea 48.3
preliminary analysis of data collected by UK scientific observers on vessels fishing toothfish in Subarea 48.3 ... from April to July 1999. The overall average catch rate of rays was 0.7/thousand hooks, compared with ... models demonstrated that there are significant differences between the catch rates of rays for different ... vessels, areas, and depths in Subarea 48.3. Some vessels, fishing on the northern shelf edges of both Shag ...
Meeting Document : WG-FSA-99/40 : Autor(es): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)
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Climate change and precautionary spatial protection: ice shelves
, particularly in the Antarctic Peninsula region. One of the most evident signs of climate change has been ice ... shelf collapse; overall, 87% of the Peninsula’s glaciers have retreated in recent decades. Ice shelf ... collapse will lead to new marine habitats and to biological colonisation. Colonisation of these habitats ... potentially removes physiological barriers that have previously led to the isolation of the Antarctic benthos ...
Meeting Document : WS-MPA-11/17 : Autor(es): P.N. Trathan and S.M. Grant (UK)
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Climate change and precautionary spatial protection: seasonal sea ice
little changed by human activities, particularly by the impacts (either direct or indirect) of marine ... harvesting. If CCAMLR is to embrace the wider implications of climate change in the context of ecosystem ... change, both in the presence of and absence of harvesting. We therefore recommend that locations ... currently covered by seasonal sea ice (as of 2011) could be considered for creation as restricted use Marine ...
Meeting Document : WS-MPA-11/18 : Autor(es): P.N. Trathan and S.M. Grant (UK)
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JAPANESE SCIENTIFIC OBSERVER ACTIVITIES FOR KRILL FISHERY IN CCAMLR CONVENTION AREA FROM 2003/04 TO 2007/08 FISHING SEASONS
Abstract: This document introduces the recent activities and outcome of Japanese scientific ... grounds of the Japanese fishery were the Subareas 48.1, 48.2, and 48.3. Recent observation effort was ... are analyzed through a cooperative scientific network on Antarctic ecosystem. Biological analysis of ... the incidentally caught species yielded guidelines for sampling and species identification of larval ...
Meeting Document : WG-EMM-09/19 : Autor(es): M. Kiyota and T. Iida (Japan)
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Risk maps for Antarctic krill under projected Southern Ocean acidification
Abstract: The embryonic development of Antarctic krill (Euphausia superba) is sensitive to ... . Exposure to elevated CO 2 during the first 3 days of embryonic development significantly retards subsequent ... development even if the embryos are transferred to seawater with current levels of CO 2. Krill embryos appear ... Southern Ocean are predicted by models to rise to above 1500 μatm in some parts of krill’s depth range by ...
Meeting Document : WG-EMM-14/P06 : Autor(es): S. Kawaguchi, A. Ishida, R. King, B. Raymond, N. Waller, A. Constable, S. Nicol, M. Wakit and A. Ishimatsu
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Revised joint research proposal for Dissostichus spp. in Subarea 88.3 by Korea and New Zealand
released on the slope, whilst also prospecting two of the northern seamount complexes and two boxes on the ... southern shelf, where little or no fishing has occurred. The main objective of the proposal is to determine ... the abundance of Antarctic toothfish in Subarea 88.3. Secondary objectives are to improve ... understanding of stock structure of toothfish in this area, to carry out calibration trials between the two ...
Meeting Document : WG-FSA-18/42 : Autor(es): Delegations of the Republic of Korea and New Zealand
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Antarctic Climate Change and the Environment – 2019 Update
Abstract: This update by SCAR on recent advances in our understanding of climate change across ... , published by SCAR in 2009 (Turner et al. 2009), with an update of the key points in 2013 (Turner et al. 2014 ... ). At the request of the ATCM, SCAR agreed to provide regular updates on the original report (e.g. ATCM ... /physical-sciences/acce), which provides annual updates to the ATCM. The remit of the ACCE group is to keep ...
Meeting Document : SC-CAMLR-38/BG/17 : Autor(es): Submitted by SCAR
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Aligning toothfish fishery status with the CCAMLR regulatory framework
Convention Area is intended to be guided by CCAMLR’s regulatory framework. However, the status of toothfish ... with the regulatory framework. This can be accomplished through developing and adopting a suite of ... fishery status based on their stage of development. Here, specific examples of toothfish fisheries with a ... status of closed and exploratory as set out in conservation measures, and that of the regulatory ...
Meeting Document : WG-FSA-2019/66 : Autor(es): C.D. Jones