Search results
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Investigation of potential biases in the assessment of Antarctic toothfish in the Ross Sea fishery using outputs from a spatially explicit operating model
-recapture data, and rely on the assumption that tagged and untagged fish have constant probabilities of ... recapture regardless of the spatial distribution of releases or subsequent fishing effort for recaptures ... . Conceptually this assumption implies either that tagged and untagged fish mix equally in the population, or ... that fishing effort for recaptures is distributed in proportion to the underlying abundance. Neither of ...
Meeting Document : WG-SAM-13/36 : Author(s): S. Mormede and A. Dunn (New Zealand)
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Biological features of the icefish Champsocephalus gunnari from commercial catches in Subarea 48.3 during the period from 8 December 1999 until 31 January 2000
Abstract: In the period from 11 December 1999 to 31 January 2000 Russian trawler "Zakhar ... Sorokin" carried out fishing the icefish Champsocephalus gunnari feeding consent rations in the ... western shelf of the South Georgia Island. Icefish 26-40 cm in length, with the average size of 30.3 cm ... made up the bulk of the catches. Length-frequency distribution was characterized by bimodality, with ...
Meeting Document : WG-FSA-00/20 : Author(s): V.L. Senioukov (Russia)
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Preliminary report from New Zealand research voyages to the Balleny Islands in the Ross Sea region, Antarctica, January to March 2006
Abstract: This paper explains the background and scientific rationale behind New Zealand’s ... decision to send two separate research voyages to the Balleny Islands, located north of the Ross Sea, in ... the Antarctic summer of early 2006. The first of these voyages involved a dedicated research ... expedition to the Balleny Islands exclusively, utilizing R/V Tiama, a 15 m expedition yacht. The second ...
Meeting Document : WG-EMM-06/31 : Author(s): B.R. Sharp (New Zealand)
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A two-fleet ASPM assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
Abstract: The ASPM assessment of the Prince Edward Islands toothfish resource by Brandão and ... become available for the years 2004 and 2005. The assessment is also generalised to allow for a second ... obtained show a much greater selectivity for larger toothfish for the pot than for the longline fishery – a ... feature which has important implications for the status of the population. The possible extent of cetacean ...
Meeting Document : WG-FSA-05/58 : Author(s): A. Brandão and D.S. Butterworth (South Africa)
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SUMMARY OF FRENCH PAPERS REGARDING RECOMMENDATIONS MADE BY THE SCIENTIFIC COMMITTEE WITH RESPECT TO THE INCIDENTAL MORTALITY OF SEABIRDS
Abstract: During its 26th Meeting, the Scientific Committee 'noted the ongoing efforts to ... use and develop effective mitigation measures in the French EEZ fisheries and that France continues to ... reduce its total seabird by-catch (13% decrease from the previous season). However, the seabird captures ... during longline fishing in the French EEZs are the only remaining substantial seabird by-catch in the ...
Meeting Document : SC-CAMLR-XXVII/10 : Author(s): Delegation of France
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COMPARISON OF THE BIOMASS OF ANTARCTIC KRILL, (EUPHAUSIA SUPERBA), AROUND THE SOUTH SHETLAND AND SOUTH ORKNEY ISLANDS IN THREE YEARS: 1999, 2000 AND 2008
2008 to calculate the biomass and demographic characteristics of Antarctic krill (Euphausia superba ... ) surrounding the South Orkney and South Shetlands Islands. Net tow data show that length frequency ... distributions of krill between Elephant Island and the South Orkney Islands were similar. The similarity in ... may be useful in deriving biomass estimates for the South Orkney Islands in 1999. We use a simple ...
Meeting Document : WG-EMM-08/26 : Author(s): C. Reiss and A. Cossio (USA)
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Update on the conservation status, distribution and priorities for albatrosses and petrels in the CCAMLR area
population declines. The population trends of a large proportion of 16 ACAP species with significant ... distribution in the CCAMLR area are still uncertain or showed declines during the last two decades, and two ... thirds of the total is listed by the IUCN as threatened. The greatest threat to the ACAP species is ... seabird bycatch in the area under its jurisdiction to negligible levels. However, the species distributed ...
Meeting Document : SC-CAMLR-XXXVII/BG/10 : Author(s): Submitted by the ACAP Secretariat
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A brief review of information relevant to the establishment of a Krill Research Zone within the proposed Ross Sea Region Marine Protected Area
Abstract: At the close of the Commission for the Conservation of Antarctic Marine Living ... Resources meeting in 2015, New Zealand and the United States introduced a revision to the proposed Ross Sea ... Region Marine Protected Area (RSRMPA) that included the addition of a Krill Research Zone (KRZ). A ... central aim of the proposed KRZ is to enhance research opportunities within the RSRMPA. To provide a ...
Meeting Document : WG-EMM-16/49 : Author(s): E.S. Klein and G.M. Watters
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Distribution, biomass and abundance of Antarctic krill in the vicinity of Elephant Island during the 1996 austral summer
Abstract: Results from two acoustic and net surveys conducted in the vicinity of Elephant Island ... during the 1996 austral summer indicate very good krill recruitment from spawning in 1994/5. Areas of ... than 200m. One-year old juvenile krill numerically dominated catches during the first survey in January ... and were widely distributed throughout the southern portion of the survey area. Large, sexually mature ...
Meeting Document : WG-EMM-96/23 : Author(s): Demer, D.A., Hewitt, R.P., Loeb, V.
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2006–2013 fish distribution and biomass in the Kerguelen EEZ (CCAMLR DIVISION 58-5-1) for the bathymetric range 100–1 000 m
Abstract: Three fish biomass surveys have been recently undertaken in the northern part of the ... Kerguelen Plateau (POKER 1, 2006; POKER 2, 2010; POKER 3, 2013) with the chartered trawler FV “Austral ... ” repeating the same random and stratified sampling stations in the bathymetric range 100 – 1000 m. Data on ... the bathymetric and geographical fish distribution are available for 19 bottom-dwelling species (13 ...
Meeting Document : WG-FSA-14/07 : Author(s): G. Duhamel, M. Hautecœur and R. Sinegre (France)