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Priority research surveys to address uncertainties in the assessment of toothfish in Subareas 88.1 and 88.2
Abstract: We have identified key uncertainties in the stock assessment of Antarctic toothfish in ... . Given the continued uncertainty arising from the relative paucity of abundance data, age and length ... should be given a high priority by the Scientific Committee. We recommend the Scientific Committee invite ... research plans involving multiple Members could be generated either by the Scientific Committee or in its ...
Meeting Document : WG-FSA-13/55 : Автор(ы): S. Hanchet, B. Sharp and S. Parker (New Zealand)
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Collaborating to eliminate Illegal, Unreported and Unregulated (IUU) fishing in the Southern Ocean
as efforts to improve monitoring and compliance within the Convention Area. Significant progress has ... progress towards eliminating IUU fishing. Key recommendations include continuing to support the trial ... satellite enforcement project; implementing the new e-CDS; providing funding for Project Scale; and ... supporting the US-Australia proposal to improve oversight of transshipments. These and other recommendations ...
Meeting Document : CCAMLR-XXXV/BG/27 : Автор(ы): Submitted by ASOC and COLTO
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Progress report of the CEMP Special Fund project to develop an image processing software tool for analysis of camera network monitoring data
Abstract: We provide a brief update on the progress of our CEMP Special Fund project ‘Developing ... an image processing software tool for analysis of camera network monitoring data’. The project was ... initiated with support from the CEMP Fund in 2015/16. A software programmer has been engaged and is ... currently working within the Australian Antarctic Division’s Data Centre to refine the software and develop ...
Meeting Document : WG-EMM-17/10 : Автор(ы): C. Southwell, L. Emmerson, K. Newbery, J. Hinke, G. Watters, M. Santos, G. Milinevsky, M. Korczak-Abshire, N. Ratcliffe and P. Trathan
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The use of net monitoring cable in trawl fishery for krill
Abstract: Based on the discussion at EMM 2016 we here present challenges, results and potential ... experiments. Due to the vessel-and gear differences of Saga Sea and Antarctic Sea presently using the ... therefore clarifies alternative approaches and suggests for Antarctic Sea the option of attaching the net ... cable to other operational cables of the trawl system thus avoiding a free third cable. Author(s): O.R ...
Meeting Document : WG-EMM-17/47 : Автор(ы): O.R. Godø
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Toward a System of Marine Protected Areas in the Southern Ocean
marine protected area (MPA) in the Ross Sea region, which will come into force on December 1 st this year ... . To continue momentum, CCAMLR Members must realize the extent of the commitment they made in 2009, and ... again in 2011 (CM 91-04) toward establishing a representative system of MPAs in the Convention Area. To ... the Weddell Sea and the Antarctic Peninsula in 2018. Here ASOC provides an overview of these proposals ...
Meeting Document : SC-CAMLR-XXXVI/BG/32 : Автор(ы): Submitted by ASOC
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Comparison of long-term trends in abundance, recruitment and reproductive success of five populations of Pygoscelis penguins in the South Shetland Islands, Antarctica
Abstract: Responses of predator populations to environmental variability in the Antarctic have ... Livingston Island, South Shetland Islands, Antarctica, were examined to compare up to 25 years of data on the ... , recruitment, and summer breeding performance of the Adélie (P. adeliae), gentoo (P. papua), and chinstrap ... penguins (P. antarctica). In general, the different trends in abundance and recruitment indices for each ...
Meeting Document : WG-EMM-06/21 : Автор(ы): J.T. Hinke (USA), K. Salwicka (Poland), S.G. Trivelpiece, G.M. Watters and W.Z. Trivelpiece (USA)
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Effects of sea-ice extent and krill or salp dominance on the Antarctic food web
trophic levels in the Antarctic marine food web. The pelagic tunicate Salpa thompsoni can also be ... important during spring and summer through the formation of extensive and dense blooms. Although salps are ... chlorophyll-a that indicate that there is a degree of competition between krill and salps. Our analysis of the ... decreased frequency of winters with extensive sea-ice development over the last five decades. Our data ...
Meeting Document : WG-EMM-97/73 : Автор(ы): Hewitt, R., Trivelpiece, S., Fraser, W., Holm-Hansen, O., Siegel, V., Trivelpiece, W., Loeb, V.
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Distribution and abundance of larval fishes collected in the western Bransfield Strait region, 1986–87
samples collected in the western Bransfield Strait region during four RACER program cruises, December ... , and Trematomus scotti, numerically dominated the total catch. Two typically abundant species in this ... differences appear to be responsible for substantial shifts in species abundance relations between the two ... types of net hauls. Gear differences, the restricted geographical coverage, and between year variability ...
Meeting Document : SC-CAMLR-VIII/BG/36 : Автор(ы): Delegation of USA
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Intra-annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates
kHz) were deployed on moorings on- and off-shelf to the northwest of South Georgia to measure ... (mean = 89.5 g m-2 SD 64.2). A simple polynomial regression model with time as the independent variable ... explained 71% of the observed week-week variation. Mooring estimates of krill abundance were not ... periods suggesting that the mooring point estimates had relevance in a wider spatial context (ship surveys ...
Meeting Document : WG-EMM-06/25 : Автор(ы): R.A. Saunders, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein, D.G. Bone and A.S. Brierley (United Kingdom)
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Distribution, demography and discard mortality of crabs caught as by-catch in an experimental pot fishery for toothfish in the South Atlantic
were also noted in depth distribution of the sexes and the size of crabs. Depth, soak time and area ... P. formosa) were males above the legal size limit and could therefore be retained. All other crabs ... -immersion experiments indicated that on the vessel which emptied pots directly onto the factory conveyor ... belt 85% – 90% of crabs would survive discarding, whereas on the vessel where crabs were emptied down a ...
Meeting Document : WG-FSA-01/32 : Автор(ы): M.G. Purves (South Africa), D.J. Agnew, G. Moreno, C. Yau and G. Pilling (United Kingdom)
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