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Climate Change, Longevity Overfishing and Precautious Management of the Area 88 Toothfish Fishery
Abstract: Three aspects of current management of the “exploratory” Antarctic toothfish ... (Dissostichus mawsoni) fishery in Area 88 indicates that less-than-full precaution is being exercised in the ... of this species to climate-related factors; and 3) an increase in that sensitivity owing to the ... targeted removal of the oldest, most successful and most fecund toothfish. The current strategy is to ...
Meeting Document : WG-FSA-09/07 : Autor(es): D. Ainley (USA), M. Massaro, G. Ballard (New Zealand) and J.T. Eastman (USA)
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REPORT ON THE ABANDONED GILLNET RETRIEVAL OPERATION CONDUCTED BY AUSTRALIA IN CCAMLR STATISTICAL DIVISION 58.4.3B (BANZARE BANK)
gillnets as a fishing method to target toothfish in the Convention area. Estimating the impact of IUU ... fishing is hampered by a lack of data on the design, deployment, catch and bycatch rates of gill nets ... (Statistical Division 58.4.3b), and the toothfish and bycatch found when a section of the gillnet was retrieved ... . Based on the amount of toothfish found in the 8 km long section of net retrieved, upwards of 29 tonnes ...
Meeting Document : TASO-09/10 : Autor(es): Snowdon, D., Hamill, J., McEachan, F., Welsford, D.
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KRILL FISHERY BEHAVIOUR IN THE 1999/2000 SEASON
condition in 1999/2000 season to assist consideration of the regional krill density and distributional ... conditions observed in the CCAMLR 2000 synoptic survey. The vessels seemed to have been moving around more ... compared to other fishing seasons to look for preferred targets. The 1999/2000 fishing season was the most ... mobile season in the last 10 years. Through the analysis of relation between catch level and vessel ...
Meeting Document : WG-EMM-08/40 : Autor(es): S. Kawaguchi (Australia)
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VPA as one of the approaches for settling a problem of Patagonian toothfish, Dissostichus eleginoides, population quantity (Subarea 48.3, South Georgia)
Abstract: In order to avoid several problems associated with assessing the D. eleginoides stock ... in Subarea 48.3, it has been proposed to use the FAO programme ANACO (Mesnil, 1989) which allows one ... resorting to additional information on effort. VPBAS files for running the programme were created using our ... data as well as CCAMLR data. Some assumptions were made for this exercise. Assessments for the period ...
Meeting Document : WG-FSA-95/14 : Autor(es): Shlyakhov, V.A.
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Status and trends of Adelie penguin populations in the Ross Sea region
Abstract: Aerial reconnaissance and photography were used in the Ross Sea sector of Antarctica to ... determine the breeding locations of Adé1ie penguins Pygoscelis adeliae, and to count the numbers of nests ... occupied during the early incubation period. From 1981 to 1987, all islands and sea coasts between 158°E ... Adé1ie rookeries are now known from the region, with a total of about 1,082,1300 breeding pairs – almost ...
Meeting Document : WG-CEMP-92/23 : Autor(es): R.H. Taylor, P.R. Wilson and B.W. Thomas (New Zealand)
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A biomass estimate of Antarctic krill (Euphausia superba) at the Balleny Islands
Abstract: The biomass of Antarctic krill (Euphausia superba) at the Balleny Islands, Antarctica ... data processing followed the recommendations of CCAMLR SG-ASAM. Two parameterisations of the krill ... acoustic target strength model were used. The first parameterisation assumed a vertical orientation of ... krill, θ, as a normal distribution, mean = 11°, standard deviation = 4°, N(11,4), the second ...
Meeting Document : WG-EMM-15/17 Rev. 1 : Autor(es): M.J. Cox (Australia), Y. Ladroit, P. Escobar-Flores and R.L. O’Driscoll (New Zealand)
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Information on incidental mortality of seabirds and other protected species in the US West Coast pelagic longline fishery
Abstract: Although the IATTC does not have an established observer program in its longline ... subject to pertinent US regulations as well as under the purview of IATTC. In response to a CCAMLR query ... observed in the US West Coast pelagic longline fishery was reported by the US in WG-FSA-02/39. Per a ... standing request from CCAMLR for information on incidental seabird mortality in fisheries adjacent to the ...
Meeting Document : WG-FSA-03/39 : Autor(es): D. Petersen, L. Enriquez and S. Fougner (USA)
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DEVELOPMENT OF EFFECTIVE MITIGATION TO REDUCE SEABIRD MORTALITY IN THE ICEFISH (CHAMPSOCEPHALUS GUNNARI) TRAWL FISHERY IN SUBAREA 48.3
Abstract: Seabird mortality levels caused by net entanglement in the icefish trawl fishery in ... Subarea 48.3 became a concern in the late 1990s. At this time there was little knowledge on how to ... measures to reduce seabird bycatch levels. This resulted in the development and operational trialing of ... and simply applied mitigation measure and is thought to be largely responsible for the continued ...
Meeting Document : WG-IMAF-09/15 : Autor(es): B. Sullivan (BirdLife International), J. Clark (United Kingdom), K. Reid (Secretariat) and E. Reid (BirdLife International)
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2018 International Conference on Assessing Status and Trends of Habitats, Key Species and Ecosystems in the Southern Ocean, Hobart, Tasmania, Australia
Abstract: The program Integrating Climate and Ecosystem Dynamics, which is a partner program of ... ecosystems in the Southern Ocean in April 2018. This background paper is an invitation to Members of the SC ... ) Assessments of status and trends in habitats, species and ecosystems, and the causes of change (attribution ... systems to estimate dynamics and change. These themes aim to facilitate contributions of the Antarctic ...
Meeting Document : SC-CAMLR-XXXIV/BG/22 : Autor(es): Delegation of Australia
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A multivariate approach to examining patterns in research fishing activities using the SSRU 88.2A–B North survey as an example
Abstract: The WG-SAM in 2016 “agreed the importance of identifying a set of diagnostics and clear ... criteria to assess the likelihood that a vessel is operating as would be expected in normal research ... achieve such a goal (WG-SAM 2016, paragraph 4.19). In this paper, we further develop the analysis of Large ... et al. (2016), using fishing activities in the northern Ross Sea region as an example. We investigate ...
Meeting Document : WG-FSA-16/46 : Autor(es): S. Mormede, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø