Search results
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Some thoughts on our work towards establishing feedback management scheme for krill fishery
going to engage a larger group of scientists working for a greater proportion of the year to develop FBM ... . Part of these discussions should focus on the practicality of implementing FBM – what would the scheme ... look like on the ground, how could it be resourced and how to involve the fishery operators in our ...
Meeting Document : WG-EMM-13/04 : Author(s): S. Kawaguchi (Convener, WG-EMM)
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Information from Members on observer training programs
accurate data on stages as observers would be able to better compare the gonads in the factory with those ... Abstract: These drafts of new French plates are using a range of pictures to provide a gradient ... of images for each gonad stage instead of just one typical view. This would aim to obtain more ... on the poster. Author(s): Secretariat Title: Information from Members on observer training programs ...
Meeting Document : TASO-10/05 : Author(s): Secretariat
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Gonad stages identification plate: proposal for collaborative work
accurate data on stages as observers would be able to better compare the gonads in the factory with those ... Abstract: These drafts of new French plates are using a range of pictures to provide a gradient ... of images for each gonad stage instead of just one typical view. This would aim to obtain more ... on the poster. Author(s): N. Gasco (France) Title: Gonad stages identification plate: proposal for ...
Meeting Document : TASO-10/04 : Author(s): N. Gasco (France)
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Population dynamics of black-browed and grey-headed albatrosses Diomedea melanophris and D. chrysostoma at Bird Island, South Georgia
Albatross colonies decreased, at an average rate of 1.8% per annum. Although the total Black-browed ... Albatross population increased (at 0.8% p.a.), 14 of the 23 colonies (including both study colonies ... ) decreased. Black-browed Albatrosses follow an annual breeding cycle, with over 80% of birds successful in ... rearing a chick and 75% of those failing to do so returning to breed the next year, 5- 10% of both ...
Meeting Document : WG-CEMP-93/06 : Author(s): P.A. Prince, P. Rothery, J.P. Croxall and A.G. Wood (United Kingdom)
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Developing and applying a general abundance estimator for land-based predator surveys: Adélie penguins as a case study
Abstract: The development of a general estimator of abundance would facilitate a standardised ... outlined, and its applicability illustrated by adapting it to the specific problem of estimating the ... abundance of Adélie penguins at regional scales in Antarctica, given a range of logistical scenarios and ... approach to regional and circum-Antarctic surveys of land-based predators. Such a generalised estimator is ...
Meeting Document : WG-EMM-04/56 : Author(s): C. Southwell (Australia)
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Information about methods for finding lost longlines
Abstract: The experience of the use of methods by Ukrainian vessels to search for lost longliness ... in the CCAMLR Convention Area is presented. Author(s): P. Zabroda and L. Pshenichnov Title ...
Meeting Document : WG-SAM-2019/23 : Author(s): P. Zabroda and L. Pshenichnov
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A perspective on steepness, reference points, and stock assessment
of the production model. We discuss what it means to set steepness equal to 1 and how to construct a prior ... about the information content of the data and what that means for policy makers. We discuss ... of the production model. We discuss what it means to set steepness equal to 1 and how to construct a prior ... explicit about the information content of the data and what that means for policy makers. We discuss ...
Meeting Document : WG-FSA-14/P05 : Author(s): M. Mangel, A.D. MacCall, J. Brodziak, E.J. Dick, R.E. Forrest, R. Pourzand and S. Ralston
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Warp strike observations
fisheries observers. The survey was carried out in the southern squid trawl fishery (SQU6T/1T) over the ... summer of 2004 – 2005. The aim of the work was to test a new protocol for quantifying warp-strikes and to ... probability of warp strikes occurring for small and large birds. The protocol was designed for use by non ... -specialist observers, to provide a robust and objective assessment of warp strike occurrence. The key results ...
Meeting Document : WG-FSA-05/40 : Author(s): E. Abraham (New Zealand)
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Impacts of ocean acidification on Antarctic krill biology: preliminary results and future research directions
conditions in this study. Some practical approaches to observing and improving our understandings of the ... Abstract: This study reports some preliminary results of the impacts of Ocean Acidification due ... to elevated seawater pCO 2 on the activity, mortality, moulting of post-larval krill. Increased CO2 ... impacts of OA on Antarctic krill population are suggested. Author(s): S. Kawaguchi, T. Berli, R. King, S ...
Meeting Document : WG-EMM-12/32 : Author(s): S. Kawaguchi, T. Berli, R. King, S. Nicol, P. Virtue and A. Ishimatsu (Japan)
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Toothfish tagging programme around South Georgia, 2000
South Georgia during early 2000. Details of the programme are given. A total of 359 toothfish were ... fishermen operating in the region. Author(s): G. Pilling, I. Everson, D. Agnew, T. Daw, R. Forster, A ... tagged during a trawl survey on the Shag Rocks shelf and a further 135 were tagged on the continental ... slope around South Georgia and Shag Rocks. The programme has been advertised widely amongst industrial ...
Meeting Document : WG-FSA-00/26 : Author(s): G. Pilling, I. Everson, D. Agnew, T. Daw, R. Forster, A. North and M. Purves (United Kingdom)