Search results
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Peculiarities of icefish Champsocephalus gunnari (Channichthyidae) distribution in South Georgia area during the surveys made by STM Atlantida in 2000 and 2002
Abstract: Reasons of differences in icefish distribution and biomass assessment during two ... surveys made by STM “Atlantida” are revealed. Availability of large icefish concentrations in 2000 in the ... northwest shelf area in 10-100m layer resulted in formation of adult fish aggregations in water column. The ... year 2002 was characterized by krill distribution in near-bottom layer, causing icefish presence near ...
Meeting Document : WG-FSA-03/55 : Author(s): Zh.A. Frolkina, S.M. Kasatkina and N.N. Zhigalova (Russia)
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Reports on stock status and biological information on toothfish obtained from the scientific research survey by Shinsei Maru No. 3 in 2009/10 in the SE sector of Division 58.4.3b
Abstract: In accordance with the Conservation Measure 41-07 (2009), a survey was conducted in ... order to collect information for the stock status and biological information on toothfish in the ... was 15.9 tonnes in the SE sector, where the catch limit of 18 tonnes was set. Dissostichus spp. Made ... up 16 % in number and 87.5 % in weight of the whole fish caught, while Macrourus spp. Made up 81% in ...
Meeting Document : WG-FSA-10/45 : Author(s): K. Taki, M. Kiyota and T. Ichii (Japan)
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Preliminary reports on stock status and biological information on toothfish obtained from the scientific research survey by Shinsei Maru No. 3 in 2009/10 in the SE sector of Division 58.4.3b
Abstract: In accordance with the Conservation Measure 41-07 (2009), a survey was conducted in ... order to collect information for the stock status and biological information on toothfish in the ... was 15.9 tonnes in the SE sector, where the catch limit of 18 tonnes was set. Dissostichus spp. Made ... up 16 % in number and 87.5 % in weight of the whole fish caught, while Macrourus spp. Made up 81% in ...
Meeting Document : WG-SAM-10/13 : Author(s): K. Taki, M. Kiyota and T. Ichii (Japan)
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Results of the seventh Ross Sea shelf survey to monitor abundance of Antarctic toothfish in the southern Ross Sea, January 2018, and notification for research in 2018/19
abundance from a well-designed survey would be a useful input into the Ross Sea stock assessment model. In ... this paper we provide results of the seventh annual survey in the time series. The objectives of this ... survey included monitoring sub-adult (≤ 110 cm TL) toothfish in the south of SSRUs 881.J and 881.L in the ... southern Ross Sea (Strata A–C) using standardised gear in a standardised manner; and monitoring trends in ...
Meeting Document : WG-SAM-18/10 : Author(s): D. Stevens, X. Fu, S. Mormede and S. Parker
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The Australian exploratory toothfish fishery in CCAMLR Division 58.4.2 and Subdivision 58.4.3b in season 2003/04
Dissostichus sp. in CCAMLR Divisions 58.4.3b (BANZARE Bank) and Division 58.4.2 in the 2003/04 season. The ... results of the fisheries in Division 58.4.2 and Division 58.4.3b are summarised. Between 12 December 2003 ... and 23 December 2003, the Australian vessel, Eldfisk undertook exploratory longline fishing in ... . Between 6 and 25 January 2004, the vessel undertook exploratory longline fishing in Division 58.4.2 ...
Meeting Document : WG-FSA-04/66 : Author(s): D. Erceg and E. van Wijk (Australia)
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Revised research plan for toothfish in Division 58.4.4 b by Shinsei maru No. 3 in 2014/15
Abstract: In this document, we revise stock status assessments of D. eleginoides in research ... using CASAL models in research block C are described in a separated document. The estimated stock size ... in block C was 709, 401 and 850 tonnes in CPUE analogy method, Petersen method and CASAL Len_1 model ... (vulnerable biomass in 2013), respectively. The stock sizes of D. eleginoides in block D is estimated at 948 ...
Meeting Document : WG-FSA-14/21 : Author(s): Delegation of Japan
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Revised research plan for toothfish in Division 58.4.4 a and b by Shinsei Maru No. 3 in 2011/12
Abstract: A tagging survey in SSRUs B and C in Division 58.4.4 a & b was initiated in the ... structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... . An approximate stock biomass level of Dissostichus spp. in the survey area (SSRUs B and C in Division ... analyzed at WG-FSA in 2010 (1580 and 3036 ton), although the 95 % confidence intervals were wide due to ...
Meeting Document : WG-FSA-11/15 Rev. 1 : Author(s): K. Taki, T. Iwami and M. Kiyota (Japan)
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Results of the groundfish survey carried out in CCAMLR Subarea 48.3 in January 2010
Abstract: In January 2010, the UK carried out the annual groundfish survey in CCAMLR Sub-Area ... , representing an increase in effort overall compared with surveys carried out in 2008 and 2009 on the same ... dominated the population, 2+ and 1+ sized fish were also present, and in larger proportions than in 2009. A ... and low availability of krill to mackerel icefish in the area (evidenced by dietary analysis) in 2009 ...
Meeting Document : WG-FSA-10/38 : Author(s): R.E. Mitchell, M. Belchier, S. Gregory, L. Kenny, J. Nelson, J. Brown and L. Feathersone (UK)
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DEVELOPMENT OF EFFECTIVE MITIGATION TO REDUCE SEABIRD MORTALITY IN THE ICEFISH (CHAMPSOCEPHALUS GUNNARI) TRAWL FISHERY IN SUBAREA 48.3
Abstract: Seabird mortality levels caused by net entanglement in the icefish trawl fishery in ... Subarea 48.3 became a concern in the late 1990s. At this time there was little knowledge on how to ... introduced for Subarea 48.3 in 2001. This provided a strong commercial incentive for industry to develop ... measures to reduce seabird bycatch levels. This resulted in the development and operational trialing of ...
Meeting Document : WG-IMAF-09/15 : Author(s): B. Sullivan (BirdLife International), J. Clark (United Kingdom), K. Reid (Secretariat) and E. Reid (BirdLife International)
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Mitigation of Macrourus by-catch in research block 58.4.1_6 and estimation of Macrourus biomass and sustainable catch in Divisions 58.4.1 and 58.4.2
Abstract: Macrourus spp. are the major by-catch species in the exploratory toothfish fishery in ... exploratory fishing for D. mawsoni on Macrourus spp. in Division 58.4.1 and 58.4.2 in general and in research ... block 58.4.1_6 in particular. We investigate the distribution of D. mawsoni and Macrourus spp. catch ... rates in research block 58.4.1_6, and conclude that the current research grid includes fishing locations ...
Meeting Document : WG-FSA-17/23 : Author(s): D. Maschette, P. Burch, P. Yates and P. Ziegler