Résultats de la recherche
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Revised research plan for the 2016/17 toothfish fishery in Division 58.4.4b by Japan and France
Abstract: Japan and France have revised the next season’s (2016/17) research plan in research ... during WG-SAM meeting in 2016. We have used extracted data provided by CCAMLR Secretariat in this late ... August for the current analysis, but not used the cleaning data provided by them in this early September ... due to tight schedule for the submission. The estimated median stock size in block 58.4.4b_1 and ...
Meeting Document : WG-FSA-16/33 Rev. 1 : Auteur(s): Delegations of Japan and France
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Monitoring Antarctic toothfish (D. mawsoni) recruitment in the southern Ross Sea
Abstract: Knowledge of recruitment dynamics, and in particular trends in recruitment and ... survey monitoring the recruitment of Antarctic toothfish (Dissotichus mawsoni) in the southern Ross Sea ... was started in 2012. The first year established the feasibility of carrying out a random stratified ... standardised gear in a standardised manner. It also established the appropriate depths and stratum boundaries ...
Meeting Document : WG-FSA-17/57 : Auteur(s): S.M. Hanchet, S. Mormede, S. Parker, K. Large, A. Dunn and B. Sharp
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Are penguins and seals in competition for Antarctic krill at South Georgia?
Abstract: The Antarctic fur seal and macaroni penguin are sympatric top predators that occur in ... consumers of Antarctic krill. In recent years the population of fur seals has increased whereas that of ... and are restricted in their foraging range at least while provisioning their offspring. In this study ... we test the hypothesis that the expanded fur seal population at South Georgia may have resulted in ...
Meeting Document : WG-EMM-01/22 : Auteur(s): K.E. Barlow, I.L. Boyd, J.P. Croxall, I.J. Staniland, K. Reid and A.S. Brierley (United Kingdom)
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AN ASSESSMENT OF ARTIFICIAL BAIT (NORBAIT™) AS A MEANS OF REDUCING THE INCIDENTAL CATCH OF MACROURUS AND OTHER BYCATCH SPECIES IN HIGH LATITUDE TOOTHFISH FISHERIES
(rattails) and other bycatch species in the toothfish autoline longline fishery. A company vessel carried ... out some initial experimental work in the western Ross Sea (CCAMLR Statistical Subarea 88.1) in 2007 ... Aspiring operating in the waters of South Georgia and the South Sandwich Islands (CCAMLR Statistical ... were set in both Subareas; a total of 137,000 experimental hooks. The evaluation was based on ...
Meeting Document : WG-FSA-08/52 : Auteur(s): J.M. Fenaughty (New Zealand)
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Has krill fishing the potential to adversely affect recruitment in Antarctic notothenioid fishes?
Abstract: A few years after krill (Euphausia superba) fishing had started in 1972/73, it became ... by-catch in fisheries targeting krill. The species composition of fish by-catch in krill fisheries is ... well-known from Polish investigations in the late 1970s and the 1980s and from Japanese, Ukrainian, and ... Russian investigations in the 1990s, 2000s and 2010s. However, only a few investigations in the 1990s and ...
Meeting Document : WG-FSA-14/66 : Auteur(s): K.-H. Kock (Germany) and C.D. Jones (USA)
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. in Subarea 48.6
began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ... plan in Subarea 48.6 was revised using the updated CCAMLR C2 and Observer data. The stock sizes for ... Dissostichus mawsoni in block 48.6_2. However, the estimates using the Petersen estimator were two-three times ... larger than those using the CPUE method in the block 48.6_3 and 48.6_4. Predicted numbers of tag ...
Meeting Document : WG-FSA-15/16 Rev. 1 : Auteur(s): Delegation of Japan
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Revised research plan for the 2016/17 exploratory longline fishery of Dissostichus spp. in Subarea 48.6 by South Africa and Japan
Abstract: South Africa and Japan have revised the next season’s (2016/17) research plan in ... in 2016. We have used extracted data provided by CCAMLR Secretariat in this late August for the ... current analysis, but not used the cleaning data provided by them in this early September due to tight ... schedule toward the submission. We investigated the biological features of D. mawsoni in the Subarea and ...
Meeting Document : WG-FSA-16/32 Rev. 1 : Auteur(s): Delegations of Japan and South Africa
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What do we know about fish stocks in the Southern Scotia region? A review and prospects for future research
Abstract: Work on finfish in the southern Scotia Arc was restricted to taxonomy until the end of ... marbled notothenia, Notothenia rossii, started around the South Orkney Islands (60 – 62° / 43 – 47° W) in ... 1977/78 and close to Elephant Island and the lower South Shetland Islands (60 – 62° S / 54 – 62° W) in ... 1978/79. The fishery was lucrative for a few seasons only, and was closed in 1989/90. Stocks of finfish ...
Meeting Document : WG-FSA-00/14 : Auteur(s): K.-H. Kock (Germany) and C. Jones (USA)
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Comparisons in prey distribution between inshore and offshore foraging areas of chinstrap penguins and Antarctic fur seals at Seal Island
(Pygoscelis antarctica) went beyond the inshore region and foraged in the slope/offshore region, even though ... the inshore region. Only diurnal chinstrap penguins foraged in the inshore region. The following ... advantages are considered for visual predators to feed in the slope/offshore region at night:(l) krill showed ... more uniformal distribution in the slope/offshore region in contrast to its very patchy distribution in ...
Meeting Document : WG-EMM-96/49 : Auteur(s): Ichii, T., Bengtson, J.L., Boveng, P., Cameron, M.F., Naganobu, M., Meyer, W.R., Hiruki, L.M., Takao, T., Jansen, J.K., Kawaguchi, S.
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CEMP camera installations by Ukraine at the Galindez, Petermann and Yalour Islands penguin colonies as a part of CEMP Fund project ‘Establishing a CEMP camera network in Subarea 48.1’
Abstract: In the report we describe the season activity in the Ukrainian Vernadsky Antarctic ... Station area on installation CEMP cameras in penguin colonies as part of the CEMP project run by USA ... , Argentina, Poland and Ukraine 'Establishing a CEMP Camera Network in Subarea 48.1'. In season 2015 ... monitor pengiune nests for breeding success and chronology. Cameras have been installed in the middle of ...
Meeting Document : WG-EMM-16/55 : Auteur(s): Delegation of Ukraine