Search results
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Revision of biological and population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a comprehensive survey of fishing grounds and recruitment areas in the region
Abstract: Based on a survey of Dissostichus eleginoides in the Heard Island region in April 1999 ... ) to provide an assessment of biomass and stock structure in the vicinity of Heard, (ii) to examine the ... of Dissostichus eleginoides at Heard Island in the southern Indian Ocean and South Georgia Island in ... slower growing than those at South Georgia. This raises questions as to the appropriateness of the ...
Meeting Document : WG-FSA-99/68 : Author(s): A.J. Constable, R. Williams, T. Lamb and E. van Wijk (Australia)
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A PRELIMINARY BALANCED TROPHIC MODEL OF THE ECOSYSTEM OF THE ROSS SEA, ANTARCTICA, WITH EMPHASIS ON APEX PREDATORS
Abstract: We report on the development of a mass balanced carbon-budget trophic model of the Ross ... Sea as a step towards investigating ecosystem effects of the fishery for Antarctic toothfish ... (Dissostichus mawsoni). The model has 30 trophic groups representing all the major biota of the Ross Sea. Many ... of the lower trophic level species in the model are grouped by functional role because information is ...
Meeting Document : WG-EMM-08/42 : Author(s): M.H. Pinkerton, J.M. Bradford-Grieve and S.M. Hanchet (New Zealand)
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Swimming speed and allocation of time during the dive cycle of Antarctic fur seals
Abstract: During sustained bouts of diving, predators like fur seals may adjust the time they ... between dives. To examine this, swimming speeds and the time allocated to different parts of the dive ... foraging at sea. Mean swimming speeds during diving ranged from 1.32 to 1.99 ms-1 and 90% of diving ... swimming speeds within individuals were between 1 and 2.5 ms-1. This represented a narrower range of speed ...
Meeting Document : WG-EMM-95/25 : Author(s): Bevan, R.M., Boyd, I.L., Reid, K.
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) - Version 2015 - Part C: Data analysis and MPA scenario development
EMM) the background document that provides the scientific basis for the evaluation of a marine ... protected area (MPA) in the Weddell Sea planning area. The contents and structure of the whole document ... reflect its main objectives, i.e. to set out the general context of the establishment of MPAs and to ... data retrieval process (Part B), and to describe the results of the scientific analyses and the MPA ...
Meeting Document : WG-EMM-15/46 : Author(s): K. Teschke, H. Pehlke, M. Deininger, L. Douglass and T. Brey on behalf of the German Weddell Sea MPA project team
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Incidences of gillnet fishing in the Convention Area reported through the Scheme of International Scientific Observation
Abstract: Observers deployed in terms of the CCAMLR Scheme of International Scientific ... Observation are required to record incidences of IUU fishing. Since the CCAMLR 2003/4 season 15 reports of IUU ... on some of the fishing grounds in this area. These reports are supported by both photographic ... evidence of vessels hauling gillnets and sections of gillnet retrieved by licensed longliners. Author(s ...
Meeting Document : CCAMLR-XXVI/BG/30 : Author(s): Delegation of South Africa
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Cruise report of multidisciplinary ecosystem survey in the eastern Indian sector of the Antarctic (CCAMLR Division 58.4.1) with a focus on Antarctic krill during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
Abstract: A multidisciplinary ecosystem survey in the eastern Indian sector of the Antarctic ... season for 53 days. The survey consisted of 2 survey periods: Leg 1 (from 15 December 2018 to January ... predetermined and 29 targeted stations with combination of both at 3 stations). SUIT tows were carried out at 28 ... , 120 and 200 kHz) data to estimate biomass of Antarctic krill were recorded along predetermined ...
Meeting Document : WG-EMM-2019/42 : Author(s): H. Murase, K. Abe, R. Matsukura, H. Sasaki, R. Driscoll, S. Driscoll, F. Schaafsma, M. van Regteren, Q. Yang, H. Ohshima, K. Ohshima, R. Sugioka, J. Tong, N. Yamamoto, H. Doiguchi, E. Briggs, K. Doi, D. Hirano, K. Katsumata, M. Kiuchi, Y. Ko, D. Nomura, M. Orui, H. Sato, S. Toyoda, K. Yamazaki, T. Ishihara, K. Hamabe, S. Kumagai, T. Miyashita, N. Yamada, Y. Koyama and H. Sasaki
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Some notes on by-catch of fishes caught by the fishery vessel Niitaka Maru in the vicinity of the South Shetland Islands (December 2000 to January 2001)
by F/V Niitaka Maru (3910t) were made from 16 December 2000 to 26 January 2001 in the vicinity of the ... % of hauls sampled for by-catch and 51.2% of those contained fish. P. antarcticum and C. gunnari were ... which constitute 63.4% of hauls contained by-catch fish and a high degree of spatotemporal dissociation ... among juveniles of different species was recognized. The by-catch data of the present survey provided a ...
Meeting Document : WG-EMM-01/50 : Author(s): T. Iwami, S. Kawaguchi and M. Naganobu (Japan)
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Results of Phase I and II of the research program for toothfish fishery in Subarea 88.3 during the 2010/11–2011/12 seasons
Abstract: In 2011 and 2012 in Subarea 88.3 research fishing of toothfish has been conducted by ... 2336 m. Total number of set hooks amounted 171096. In 2011 research fishing covered SSRU B, C and D ... research fishing data contributes to the achievement of the main objectives of research for the data-poor ... area: estimate of number index, evaluation of fishing potential of Subarea 88.3, preparation of ...
Meeting Document : WG-SAM-12/05 : Author(s): A.F. Petrov, V.A. Tatarnikov, K.V. Shust, I.I. Gordeev, E.F. Kulish (Russia)
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Breeding biology and diet of pintado petrels Daption capense at Bouvetøya during the summer of 1996/97
Abstract: A study on the breeding biology and diet of Pintado Petrels Daption capense was ... success for the total 300 pairs of breeding Pintado Petrels at Nyrøysa was 59 %. Three study colonies were ... was 85 %. Rates of failure were higher during the chick stage than in the egg stage for both of these ... parents (guard period) was 14 days. The length of the guard period was negatively related to the date of ...
Meeting Document : WG-EMM-97/56 : Author(s): Isaksen, K., Huyser, O., Dyer, B.M., Cooper, J., Ryan, P.
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A hierarchical classification of benthic biodiversity and assessment of protected areas in the Southern Ocean
Abstract: An international effort is underway to establish a representative system of marine ... protected areas (MPAs) in the Southern Ocean to help provide for the long-term conservation of marine ... biodiversity in the region. Critical to this undertaking is understanding the distribution of benthic ... classification of ecoregions, bathomes and environmental types. Ecoregions are defined according to available ...
Meeting Document : WS-MPA-11/23 : Author(s): L.L. Douglass, J. Turner, H.S. Grantham, S. Kaiser, R. Nicoll, A. Post, A. Brandt and D. Beaver (WWF–ASOC)