Search results
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Report from the CCAMLR Observer (Australia) to the 22nd Annual Meeting of the Indian Ocean Tuna Commission (IOTC) (Bangkok, Thailand, 21 to 25 May 2018)
) to the 22nd Annual Meeting of the Indian Ocean Tuna Commission (IOTC) (Bangkok, Thailand, 21 to 25 May 2018 ... ) Microsoft Word File: cc-xxxvii-bg-20.docx Approval: Approved Secretariat Workflow Status: Content ... Commission (IOTC) (Bangkok, Thailand, 21 to 25 May 2018) ...
Meeting Document : CCAMLR-XXXVII/BG/20 : Author(s): CCAMLR Observer (Australia)
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Albatross mortality and associated bait loss in the Japanese longline fishery in the Southern Ocean
the problem is possible and that an overall reduction in excess of 90% could be achieved. Further monitoring ... is possible and that an overall reduction in excess of 90% could be achieved. Further monitoring is essential. ...
Meeting Document : WG-IMALF-94/06 : Author(s): Brothers, N. 1991. Biol. Conservation, 55: 255-268.
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How precautionary is the policy governing the Ross Sea Antarctic toothfish (Dissostichus mawsoni) fishery?
Abstract: This article reviews the adequacy of data and models currently being used to estimate ... This article reviews the adequacy of data and models currently being used to estimate the present ...
Meeting Document : WG-FSA-13/P02 : Author(s): P.A. Abrams
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Preliminary assessment of toothfish in Subarea 48.3
would be appropriate, at least until catch-at-age data can confirm the strength of the 2007 cohort ... , at least until catch-at-age data can confirm the strength of the 2007 cohort. ... recruitment suggests a long-term yield of 3 200 t. If year class strengths have been low since 1994 ... and continue for the next 35 years then appropriate long-term yields could be as low as 975 tonnes ...
Meeting Document : WG-FSA-11/33 Rev. 1 : Author(s): T. Peatman, R.E. Mitchell, G. Parkes and D.J. Agnew (United Kingdom)
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Length-at-age juvenile Patagonian toothfish Dissostichus eleginoides
. Age based models are used to assess the status of the stocks of this species. Although age can ... the length density of juvenile toothfish in the catches had a clearly defined polymodal distribution. The age ... of each fish was estimated from the otoliths and the distribution of these ages matched closely the modal ... growth. Author(s): J. Ashford (USA), I. Everson (UK), C. Jones and S. Bobko (USA) Title: Length-at-age ...
Meeting Document : WG-FSA-01/16 : Author(s): J. Ashford (USA), I. Everson (UK), C. Jones and S. Bobko (USA)
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CCAMLR and climate change: the need for urgent action
in the Convention Area. In this paper, ASOC highlights two major scientific articles that were published this year ... Area. In this paper, ASOC highlights two major scientific articles that were published this year ...
Meeting Document : CCAMLR-XXXVII/BG/26 : Author(s): Submitted by ASOC
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Admiralty Bay (South Shetland Islands) as a model area for the long-term marine monitoring program – reasons and opportunities
and ecological research (hundreds of papers in various disciplines published in a variety of scientific journals ... research (hundreds of papers in various disciplines published in a variety of scientific journals ...
Meeting Document : WG-EMM-14/59 : Author(s): A. Panasiuk-Chodnicka, M. Korczak-Abshire, M.I. Żmijewska, K. Chwedorzewska, E. Szymczak, D. Burska, D. Pryputniewicz-Flis and K. Łukawska-Matuszewska (Poland)
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Further development of coarse- and medium-scale spatially explicit population dynamics operating models for Antarctic toothfish in the Ross Sea region
Abstract: We present developments towards spatially explicit age-structured population dynamics ... -space model that represents a cohort-based population age structure in a spatially explicit manner ... . Models can be parameterised by both population processes (i.e., ageing, recruitment, and mortality ... on known attributes of spatial location. The operating models considered were single sex age-structured ...
Meeting Document : WG-FSA-12/44 : Author(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)
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Report on fish by-catch on exploratory fishing in Divisions 58.4.1 and 58.4.2
undertaken in Divisions 58.4.1 and 58.4.2 during the 2012 to 2018 seasons. Fish by-catch comprised 14 species ... or groups of species. In 2018, by-catch represented 12% of the total catch (43 tonnes over 307 tonnes ... where Macrourus CPUE also increased in the last 3 years. Macrourus CPUE was 23kg/1000 hooks in average ... in Divisions 58.4.1 and 58.4.2 during the 2012 to 2018 seasons. Fish by-catch comprised 14 species or groups ...
Meeting Document : WG-FSA-18/28 : Author(s): C. Péron, P. Yates, D. Maschette, C. Chazeau, P. Ziegler, D. Welsford, N. Gasco and G. Duhamel
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Foraging location and range of white-chinned petrels Procellaria aequinoctialis breeding in the South Atlantic
covered at night (47%) was the same. Mean (31- 34 km/h) and maximum (80 km/h) flight velocities were ... extensively. Most locations were between 30° to 55 °W and 52 °to 60 0W around South Georgia/Shag Rocks ... at night (47%) was the same. Mean (31 - 34 km/h) and maximum (80 km/h) flight velocities were similar ... locations were between 30° to 55 °W and 52 °to 60 0W around South Georgia/Shag Rocks and south to the South ...
Meeting Document : WG-FSA-99/20 : Author(s): S.D. Berrow, A.G. Wood and P.A. Prince (United Kingdom)