Search results
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Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides
fishing over the western shelf break of the Kerguelen shelf (Division 58.5.1). Scientific monitoring of ... fishing carried out by one of these longliners has allowed a description of fishing methods to be made ... . Bottom longlines are generally used at depths of 400 to 600 m. The mainline (1 to 2 miles long) carries ... by trawlers. The vessel is equipped with an automatic longline baiter which has an efficiency of ...
Meeting Document : WG-FSA-92/31 Rev. 1 : Author(s): G. Duhamel (France)
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DEVELOPMENT OF A SPATIALLY EXPLICIT AGE-STRUCTURED STATISTICAL CATCH-AT-AGE POPULATION DYNAMICS MODEL FOR MODELLING MOVEMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
a preliminary development version of this model to Antarctic toothfish in the Ross Sea as an age and ... numbers of areas, and is implemented as a discrete time-step state-space model that represents a cohort ... product of a set of preference functions that are based on known attributes of spatial location. SPM was ... designed to be flexible, allow for the estimation of both population and movement parameters based on local ...
Meeting Document : WG-SAM-08/14 : Author(s): A. Dunn and S. Rasmussen (New Zealand)
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On maturity level of gonads of Antarctic toothfish Dissostichus mawsoni from the southern Ross Sea (Subarea 88.1) in December 2005–February 2006
Abstract: Data on length and gonad-weight distribution, maturity and gonadosomatic index (GSI) of ... Antarctic toothfish Dissostichus mawsoni were collected from Subarea 88.1 on board of the longliner “Yantar ... ” under Russian flag in the 2005/06 season. Our supposition is that the predominant part of Antarctic ... participation in spawning of the current year. Ovaries of the most females weighed less than 2.0 kg; average GSI ...
Meeting Document : WG-FSA-06/9 : Author(s): V.G. Prutko (Ukraine)
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PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2), BASED ON A SURVEY IN JULY 2008, USING THE GENERALISED YIELD MODEL
Abstract: A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in July 2008 to provide the information for an assessment of short ... -term annual yield in the 2008/2009 CCAMLR season. This paper provides a preliminary assessment of yield ... for the area of Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. The strong ...
Meeting Document : WG-FSA-08/56 : Author(s): D.C. Welsford (Australia)
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 through 1995
Abstract: Analysis of seasonal sea ice cover of a 1,250,000 km2 area off the northwestern side of ... multiple years is apparent. Annual curves of sea ice cover were integrated over time to produce an annual ... index of sea ice cover in units of 106 km2-months. Author(s): Hewitt, R.P. Title: Areal and seasonal ... extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 through 1995 Approval ...
Meeting Document : WG-EMM-96/24 : Author(s): Hewitt, R.P.
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CPUE, net towing depth and body length of krill during the winter operation of Japanese krill fishery around South Georgia
Abstract: Monthly CPUEs during winter operation of Japanese krill trawlers around South Georgia ... were calculated. The range of CPUE values in 1991 season (poor year of krill) was comparable to the ... range of summer operation around Elephant Island and Livingston Island. Vertical distribution presumed ... season might be deeper than the summer season. Interannual variability of vertical distribution was also ...
Meeting Document : WG-EMM-96/51 : Author(s): Kawaguchi, S., Ichii, T., Naganobu, M.
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Results of krill fishery in Subarea 48.2 in the 2009 season based on data of the Russian vessel Maxim Starostin
Abstract: Results of Russian krill fishery in the area 48.2 in the season of 2009 (March ... – beginning of June) on the cruise data of trawler “ Maxim Starostin ” are discussed in the paper. The vessel ... used the continuous fishing method. 21 trawlings with the total duration of 1113,5 hours were carried ... hour trawling, krill length composition and biologicall conditions along with description of ...
Meeting Document : WG-EMM-10/08 : Author(s): S.Yu. Gulyugin, V.E. Polonskiy and S.M. Kasatkina (Russia)
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A glossary of terms relevant to the management of Vulnerable Marine Ecosystems (VMEs) in the CCAMLR Area
Abstract: In 2009 SC-CCAMLR identified a list of tasks to be considered intersessionally to ... significant adverse impacts on certain benthic habitats, termed Vulnerable Marine Ecosystems (VMEs). One of ... the identified intersessional tasks was to produce a glossary of terms relevant to the management of ... VMEs (SC-CAMLR XXVIII, paragraph 4.251(iii)). We propose a glossary of terms relevant to VMEs, for ...
Meeting Document : WG-EMM-10/29 : Author(s): B.R. Sharp and S.J. Parker (New Zealand)
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Survey results on abundance and biology of toothfish in Division 58.4.3b by Shinsei maru No.3 during 2006/07–2011/12 and proposal of the consecutive survey in 2012/13
information for the stock status and biology of toothfish in the Division 58.4.3b (Banzare Bank), using a ... Japanese commercial longline vessel Shinsei maru No. 3, during 2006/07 and 2011/12. Total number of hauls ... ranged from 22 to 148 during the six cruises. Total catch of Dissostichus spp. ranged from 9 to 108 ton ... but rarely occurred in the deeper areas > 1 400 m. Progressed stages of GMI and high GSIs for D ...
Meeting Document : WG-FSA-12/56 : Author(s): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
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REPORT OF THE SECOND MEETING OF THE SEABIRD BYCATCH WORKING GROUP, HERMANUS, SOUTH AFRICA, 17-18 AUGUST 2008
Abstract: The Fouth Meeting of the ACAP’s Advisory Committee was held in Cape Town, South Africa ... from 22 – 25 August 2008. It was preceded by a meeting of the Seabird Bycatch Working Group (SBWG) on ... methods to reduce seabird bycatch in trawl fisheries, and noted that the body of work investigating and ... . For reducing seabird strikes on trawl warps, the use of bird-scaring lines has been proven to be the ...
Meeting Document : WG-FSA-08/61 : Author(s): ACAP Seabird Bycatch Working Group