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Fecundity and size at sexual maturity of the bigeye grenadier (Macrourus holotrachys) at South Georgia (CCAMLR Subarea 48.3)
greater than a year. Sex ratios of specimens caught in the longline fishery are highly skewed with females ... Abstract: Fecundity and size at sexual maturity were investigated in 486 bigeye grenadier ... , Macrourus holotrachys caught as bycatch in the Patagonian toothfish longline fishery conducted around South ... final ovarian development is a prolonged process in M. holotrachys which probably lasts for a period of ...
Meeting Document : WG-FSA-02/26 : Автор(ы): T. Mulvey, S.A. Morley, M. Belchier and J. Dickson (United Kingdom)
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Systematic Biodiversity Planning to identify a potential offshore Marine Protected Area network for South Africa
network in order to represent offshore biodiversity, protect vulnerable ecosystems, contribute to ... fishery and bycatch management areas. In addition, the project has engaged with offshore stakeholders from ... the outset, has overcome significant challenges in engaging petroleum, diamond mining and fisheries ... sectors and has built some support for offshore MPAs. Considerable challenges remain in the implementation ...
Meeting Document : WS-MPA-11/11 : Автор(ы): K. Sink, M. Lombard (South Africa), H. Grantham (Australia), C. Attwood, R. Leslie, T. Samaai, S. Kerwath, T. Fairweather, C. van der Lingen, L. Atkinson, T. Wolf and P. Majiedt (South Africa)
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AN UPDATED DESCRIPTION AND PARAMETERISATION OF THE SPATIAL MULTI-SPECIES OPERATING MODEL (SMOM )
-predator-fishery dynamics is described. This has been developed in response to requests for scientific ... management units (SSMUs) in the Scotia Sea, to reduce the potential impact of fishing on land-based predators ... . The model includes krill as prey and four predator groups (penguins, seals, fish and whales) in each ... combinations of model parameters essentially try to bound the uncertainty in, for example, the choice of ...
Meeting Document : WG-SAM-08/17 : Автор(ы): É.E. Plagányi and D.S. Butterworth (South Africa)
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Using mark-recapture and catch-age data to estimate fishing and natural mortality for the Patagonian toothfish at South Georgia
natural mortality, and integrates catch-at-age data into the estimation model, to aid in distinguishing ... analysed with the model. The ages covered by the analysed cohorts ranged from 5 to 13. In the model runs ... be lower than those estimated in previous stock assessments using both mark-recapture and catch data ... . There was additionally some suggestion of agestructure in the natural mortality-at-age. Author(s): R.M ...
Meeting Document : WG-FSA-SAM-06/06 : Автор(ы): R.M. Hillary and D.J. Agnew (United Kingdom)
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Potential VMEs around Elephant and the South Shetland Islands (Subarea 48.1)
in the South Shetland Islands area. High biomass densities of VME indicator taxa, meeting the 10 kg ... new ‘diversity threshold’ is proposed in order to protect those VME taxa that do not occur in the ... Appendix II listed Antipatharia (black coral), which in the authors’ experience has never occurred at a ...
Meeting Document : WG-EMM-12/51 : Автор(ы): S.J. Lockhart (USA), N. Wilson (Australia) and E. Lazo-Wasem (USA)
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Preliminary report on krill survey off the coast of East Antarctica (Enderby Land to Prydz Bay) February-March 2015
mammals in East Antarctica. The small scale variability of prey in key foraging locations near to land ... -based colonies of penguins and flying seabirds in East Antarctica. Feasibility and potential of ... better understand the ecosystem in the region. The survey completed 5 acoustic box surveys including a ...
Meeting Document : WG-EMM-15/22 : Автор(ы): S. Kawaguchi, A. Constable, L. Emmerson, C. Southwell, R. King, K. Westwood and K. Swadling (Australia)
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Предложение об усилении мониторинга и контроля перегрузок
gaps in the monitoring of transhipments. Currently, most of the transhipments in the Convention Area ... occur between vessels licensed to fish in the Convention Area and vessels of Non-Contracting parties ... assist in preventing support for, and concealment of, IUU fishing through transhipments, and would also ...
Meeting Document : CCAMLR-XXXV/24 : Автор(ы): Delegations of Australia and the USA
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CCAMLR and climate change: the need for urgent action
Convention Area. In this paper, ASOC highlights two major scientific articles that were published this year ... Ocean ecosystems but have yet to adopt a comprehensive approach to responding to climate change in the ... in which scientists propose scenarios for the future of Antarctica and the planet in a changing ...
Meeting Document : CCAMLR-XXXVII/BG/26 : Автор(ы): Submitted by ASOC
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Annual report of global toothfish trade data
in 2017 toothfish was most commonly traded as an unprocessed frozen product which could be in various ... between global trade data and the CDS found that they are similar with a-2.29% difference in imports and ... 0.85% difference in exports. Author(s): CCAMLR Secretariat Title: Annual report of global toothfish ... sources for the trade of toothfish products for the 2017 calendar year. The analysis has identified that ...
Meeting Document : CCAMLR-XXXVII/BG/08 Rev. 1 : Автор(ы): CCAMLR Secretariat
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Estimating nest-level phenology and reproductive success of colonial seabirds using time-lapse cameras
published in the attached paper. The web-based app ‘photoR’ (https://jefferson.shinyapps.io/photor2 ... in remote regions. Autonomous time-lapse camera systems offer an opportunity to provide such coverage ... number of chicks alive in each study nest on its crèche date determines reproductive success estimates ... camera network in the Antarctic Peninsula region to demonstrate its utility. 3. Mean egg lay and ...
Meeting Document : WG-EMM-18/P01 : Автор(ы): J.T. Hinke, A. Barbosa, L.M. Emmerson, T. Hart, M.A Juáres, M. Korczak-Abshire, G. Milinevsky, M. Santos, P.N. Trathan, G.M. Watters and C. Southwell
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