Résultats de la recherche
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Conflict or co-existence? Foraging distribution and competition for prey between Adélie and chinstrap penguins
Orkney Islands during the breeding seasons of 2000 and 2001. Satellite tracking data from of 19 Adélie ... between the two species, however, in a year of normal resource availability (2001) there was no such ... colony than chinstrap penguins (mean 58 km) in 2000 but not in 2001 (mean 58 km and 35 km respectively ... % lower in chinstrap penguins. Both species achieved above average breeding success in 2001. The changes ...
Meeting Document : WG-EMM-02/15 : Auteur(s): A.S. Lynnes, K. Reid, J.P. Croxall and P.N. Trathan (United Kingdom)
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EFFECT OF STERN-SETTING TUNNEL ON THE SINK RATE OF INTEGRATED WEIGHT LONGLINE (IWL)
before the WG-IMAF meeting and it is intended that the results will be tabled separately at the meeting ... stern-setting tunnel, and the proposed experimentation to evaluate this method's effect on the sink ... the exit point at the water line on the vessel's transom. The exit point of the tube is ... understood to be slightly off-centre towards the downward-swing side of the propeller. The sink rate of IWL ...
Meeting Document : WG-FSA-08/38 : Auteur(s): I. Hay and G. Robertson (Australia)
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e-sc-xxx-a08.pdf
... observer accreditation process and advice on materials that should be available to observers to assist in ... significant reduction in by-catch could be achieved with improved mitigation measures, while also identifying ... Island and that a new survey on Crozet Island, planned for November 2011, will provide a comparison with ... that this vessel also used an IWL system with 200 g m–1 and achieved the minimum sink rate. 3.33
application/pdf attached to:WG-IMAF-11Meeting Report : WG-IMAF-11
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Proposal for an acoustic krill biomass survey in CCAMLR Division 58.4.2
data to that used on the CCAMLR2000 survey. The survey will be conducted from a single ship and will ... comment so that any suggestions can be incorporated into the final design which will be presented to the ... is intended to produce a new estimate of B0 for this Division so that a revised precautionary catch ... limit can be established by CCAMLR. The planned survey will utilise a standardised design as adopted in ...
Meeting Document : WG-EMM-04/37 : Auteur(s): S. Nicol, S. Kawaguchi, T. Jarvis and T. Pauly (Australia)
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e-sc-xxxvii-a4.pdf
... avoided by using the K-sync synchronisation system and he found that it could be avoided with appropriate ... comparison. The Subgroup suggested that such exercises be carried out at a calibration site in the future to ... along a fixed line can be used as an alternative calibration method to estimate transducer gain with ... features and was also frequency dependent. He highlighted that it would be useful to know the bottom type
application/pdf attached to:SG-ASAM-18Meeting Report : SG-ASAM-18
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e-sc-xi-a7.pdf
... suggested that there might be an opportunity to hold such a workshop in association with the next meeting ... , Norway, Russia, UK and USA, attended the meeting. 1.4 It was noted with regret that Brazil, who is ... utility of potential predator parameters”. It was suggested that the table would be more useful if it ... . 3.10 The Working Group commented that its analytical efforts would be strengthened considerably by
application/pdf attached to:WG-CEMP-92Meeting Report : WG-CEMP-92
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Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2018/19
that catch limits in the ASR be calculated following the trend analysis rules developed by WG-FSA for ... 2014. Few age data are currently available after 2014. We recommend that further ageing of toothfish in ... the ASR be made a priority to develop annual age-length keys and age frequencies. We further recommend ... note that research blocks 882_1, 3 and 4 used the CPUE by seabed area analogy in the past, which has ...
Meeting Document : WG-FSA-2019/12 : Auteur(s): J. Devine and S. Parker
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e-scic-2021-rep.pdf
... confirmed that the user management regime with regard to the ‘sub-parties’ category should be considered ... USA noted that it would be helpful if the Secretariat could compile similar information for SCIC to ... for both the Secretariat and requesting Members. Some Members agreed that the template could be used ... . SCIC noted that consensus could not be reached on the five proposals. Many Members noted the large
application/pdf attached to:SCIC-2021Meeting Report : SCIC-2021
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THE AUSTRALIAN SKATE TAGGING PROGRAM AT HEARD ISLAND AND MCDONALD ISLANDS, CCAMLR DIVISION 58.5.2
which will be used by observers on board fishing vessels. Author(s): G.B. Nowara and T. Lamb (Australia ... last eight years with nearly 6,000 skates tagged. The recapture rate has been low, less than one ... percent. Movement after tagging shows that these fish are recaptured only short distances from where they ...
Meeting Document : WG-FSA-08/55 : Auteur(s): G.B. Nowara and T. Lamb (Australia)
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Revised research plan for toothfish in Division 58.4.4 a and b by Shinsei Maru No. 3 in 2011/12
with those estimated using the simple Petersen. Therefore we think that the result using the simple ... studies, tagging rate of 5 fish / ton will be conducted. The comparison test with the experimental gear ... 2010/11 fishing season with the aims of providing the data required for assessments of the population ... . We propose to continue the mark-recapture experiment in SSRUs B and C in the 2011/12 season, with ...
Meeting Document : WG-FSA-11/15 Rev. 1 : Auteur(s): K. Taki, T. Iwami and M. Kiyota (Japan)