Search results
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Outline for year 3 of the 3-year longline survey to determine toothfish population connectivity between Subareas 48.2 and 48.4
of WG-SAM-18/15, and addresses update requests made at WG-SAM-18. The survey includes a three-year data ... , and addresses update requests made at WG-SAM-18. The survey includes a three-year data collection and two-year ...
Meeting Document : WG-FSA-18/31 : Author(s): G. Robson, P. Hollyman and C. Darby
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Experimental acoustic estimation of bathypelagic fishes biomasses from the South Georgia and Shag Rock shelf areas with trawl sampling (RV Atlantida, February 1996)
Subarea 48.3 aimed at demersal fishes abundance and distribution assessment is described. Data on trawl ... stations location, catch length compostion, per cent proportion of various fish species in trawls samples ... , data of biological and oceanologica3 researches are presented. The data on target strengths obtained in ... and length-weight factors, affecting the genera3 estimation of biomass are analysed. Author(s ...
Meeting Document : WG-FSA-96/59 : Author(s): Sunkovich, V. Yu., Frolkina, G.A., Severin, V.A., Abramov, A.M., Yorobyov, V.M., Polischuk, M.I., Bukatin, P.A., Shnar, V.N.
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Preliminary stock assessment of Rajiformes in statistical Subarea 48.3
CCAMLR longline fisheries. However, they form a major part of the bycatch and as such it is necessary to ... understand the effect of each fishery on the Rajiformes population. Here we describe biological information ... simple Petersen model estimation of the population trends. The bycaught Rajiformes in subarea 48.3 are ... currently stable and has been since at least 2010. Author(s): M. Soeffker, V. Laptikhovsky, J. Ellis and C ...
Meeting Document : WG-FSA-14/48 : Author(s): M. Soeffker, V. Laptikhovsky, J. Ellis and C. Darby (United Kingdom)
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Preliminary assessment of mackerel icefish, Champsocephalus gunnari, in Subarea 48.3 using a length based population dynamics modelv
estimated numbers at length derived from survey length density and biomass density data, removing the need ... of the harvest control rule ensuring 75% escapement after a two year projection period yielded a ... total allowable catch of 3,072 tonnes for 2011/12 and 2,933 tonnes for 2012/13. Author(s): R.E ... . Mitchell and S.M. Martin (United Kingdom) Title: Preliminary assessment of mackerel icefish ...
Meeting Document : WG-FSA-11/30 Rev. 1 : Author(s): R.E. Mitchell and S.M. Martin (United Kingdom)
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Estimation of the 2011 catch limit for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 using a length-based population dynamics model
estimated numbers at length derived from survey length density and biomass density data, removing the need ... . Application of the harvest control rule ensuring 75% escapement after a two year projection period yielded a ... total allowable catch of 2349 tonnes. Author(s): C.T.T. Edwards, R.E. Mitchell, J. Pearce and D.J ... . Agnew (UK) Title: Estimation of the 2011 catch limit for mackerel icefish (Champsocephalus gunnari) in ...
Meeting Document : WG-FSA-10/37 : Author(s): C.T.T. Edwards, R.E. Mitchell, J. Pearce and D.J. Agnew (UK)
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Acoustic data collection by the krill fishing industry to improve the monitoring of krill abundance
acoustic transects; the methods for the data transmission to the Secretariat including the use of ... EchoExplore to provide a meta-data catalogue of the data and whether to have acoustic data transferred to the ... EchoViewR protocol agreed at SG-ASAM). Author(s): K. Reid and J. Arata Title: Acoustic data collection by ... the krill fishing industry to improve the monitoring of krill abundance Microsoft Word File: asam ...
Meeting Document : SG-ASAM-2019/01 : Author(s): K. Reid and J. Arata
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Verification of the CMIX procedure on species with known age-length keys
Abstract: Calculation of age composition of density-at-length data produced during inventory ... surveys using the method of W.K. de la Mare (1994) is a conventional procedure in the WG-EMM and WG-FSA ... practice. Verification of the method was made on the materials on the Baltic cod collected in the ICES ... out by research vessels of Russia and other countries were used. It has been shown that divergence in ...
Meeting Document : WG-FSA-SAM 03/5 : Author(s): P. Gasiukov (Russia)
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Preliminary results on by-catch of fish during krill fishery in March to May 1993 on the polish trawler M/T Lepus
Abstract: From the end of March to the beginning of May. 1993, during fishing operations for ... , investigations were• carried out to determine biological/fisheries characteristics of the exploited stocks. One ... of their goals was to determine the proportion of juvenile fish forms in krill concentrations. The ... present study gives the results of these observations. It appears from the investigations that the by ...
Meeting Document : WG-FSA-94/25 : Author(s): Z. Cielniaszek and R. Pactwa (Poland)
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Beach debris survey - Main Bay, Bird Island, South Georgia 1994/95
Abstract: The fifth year of survey of beach debris at Main Bay, Bird Island reported a 3-fold ... ). Debris accumulated throughout the summer accounted for 33% of the total (three times the summer ... proportion in 1993/94). Of the 67% of debris occurring during the winter, 43 % occurred during July. Nylon ... line, comprising 80% of debris, was mainly identical to material used in the long-line fishery, as ...
Meeting Document : CCAMLR-XV/BG/04 : Author(s): Delegation of the United Kingdom
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Growth and maturation of Euphausia superba Dana in northern areas of its distribution range (with reference to South Georgia and Bouvet Island areas)
Abstract: Though South Georgia and Bouvet Island are located at the same latitude, the growth and ... maturation rates as well as the average minimal sizes of E.superba are appreciably higher in the former than ... South Georgia area as compared to Bouvet Island. The differences in the growth and maturation rates of ... E.superba between these two areas persist with a change of climatic epochs. During the warmer climatic epoch ...
Meeting Document : SC-CAMLR-VIII/BG/22 : Author(s): Delegation of USSR