Résultats de la recherche
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Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides
Paper Title: Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides ... Abstract / Description: Traditionally, the approach used in the assessment of new fisheries has been based ... on research surveys, making it possible to estimate the standing stock and potential yield of a ... resource by coarse methods. The main aim of such surveys is to monitor fishing operations in order to ... FISHERIES: THE CASE OF DISSOSTICHUS ELEGINOIDES A.V. Zuleta1 and C.A. Moren02 Abstract Traditionally ... , the approach used in the assessment of new fisheries has been based on research surveys, making it ... possible to estimate the standing stock and potential yield of a resource by coarse methods. The main aim ... of such surveys is to monitor fishing operations in order to develop a comprehensive sampling design ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 3–9 : Auteur(s): Zuleta, A.V. and C.A. Moreno
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Preliminary model of krill fishery behaviour in Subarea 48.1
Paper Title: Preliminary model of krill fishery behaviour in Subarea 48.1 Abstract / Description ... : A simple model of the behaviour of the krill fishery in FAO Statistical Subarea 48.1 (South Shetland ... Islands and Antarctic Peninsula) is described. Parameters of the model are calculated from Chilean fishery ... data over the period 1989 to 1992. The distribution of catches predicted by the model, which is ... CCAMLR Science, Vol. 1: 71-79 PRELIMINARY MODEL OF ... simple model of the behaviour of the krill fishery in FAO Statistical Subarea 48.1 (South Shetland ... Islands and Antarctic Peninsula) is described. Parameters of the model are calculated from Chilean ... fishery data over the period 1989 to 1992. The distribution of catches predicted by the model, which is ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 71–79 : Auteur(s): Agnew, D.J. and V.H. Marín
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Notothenia (P.) guntheri stock status and TAC estimation in the area of Shag Rocks (Subarea 48.3)
Paper Title: Notothenia (P.) guntheri stock status and TAC estimation in the area of Shag Rocks ... (Subarea 48.3) Abstract / Description: Data on age composition of catches and fishing efforts for 1979/80 ... -1987/88 were used to analyse N. guntheri stock status. On the basis of these data using VPA method with ... -0.9 (Atlantic Fisheries Research Institute data). To estimate terminal value of instantaneous fishing ... TAC ESTIMATION IN THE AREA OF SHAG ROCKS (SUBAREA 48.3) K. Shust and R. Borodin Abstract Data ... on age composition of catches and fishing efforts for 1979/80-1987/88 were used to analyse N ... . guntheri stock status. On the basis of these data using V P A method with different adjustments stock ... Research Institute data). To estimate terminal value of instantaneous fishing coefficient (F) different ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 53-68 : Auteur(s): Shust, K. and R. Borodin
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On the intensity of sampling krill trawl catches
Paper Title: On the intensity of sampling krill trawl catches Abstract / Description: This paper ... uses actual krill length-frequency data in an attempt to address the problem of the determination of ... . The possible effect of two other factors (within-trawl variability and sample decomposition) which may ... measurements of length from commercial krill; catches should be made, as far as possible, by a single observer ... WG-KRILL-90/27 ON THE INTENSITY OF SAMPLING KRILL TRAWL ... address the problem of the determination of adequate sample size to obtain representative krill length ... -frequency distributions from commercial catches. The possible effect of two other factors (within-trawl ... . Attention is drawn to the following: • all measurements of length from commercial krill catches should be ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Auteur(s): Miller, D.G.M.
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Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic (Subareas 48.2 and 48.3)
Paper Title: Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic ... (Subareas 48.2 and 48.3) Abstract / Description: This paper provides an assessment of the impact of the ... % of the total catch. The calculations were based on haul-by-haul data from the Soviet fleet, using a ... probability statistical theory of fishery systems developed at AtlantNIRO. The impact of the commercial fleet ... (2003): 15–35 15 FISHING INTENSITY OF THE SOVIET FLEET IN KRILL FISHERIES IN THE SOUTHERN ATLANTIC ... 236000, Russia Email – ks@atlant.baltnet.ru Abstract This paper provides an assessment of the impact of ... to more than 95% of the total catch. The calculations were based on haul-by-haul data from the ... Soviet fl eet, using a probability statistical theory of fi shery systems developed at AtlantNIRO. The ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Auteur(s): Kasatkina, S.M. and V.F. Ivanova
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of Antarctica
(Dissostichus mawsoni) from near-continental seas of Antarctica Abstract / Description: This study presents ... data on the DNA analysis of recent (2011–2013) samplings of Antarctic toothfish (Dissostichus mawsoni ... analysis of the most informative subset of nuclear genetic markers of SNP variation presented in Kuhn and ... Gaffney (2008), do not support genetic differentiation of samples from the Ross Sea. Discrepancies in the ... late 1990s and the fleet use mainly bottom-set longlines at depths of 1 200–1 800 m. Defining the ... population structure of D. mawsoni is crucial for improved management of the tooth- fish fishery, but the ... number of populations or stock units is unknown and is the subject of scientific debate. There may be ... differentiation could take place among different sectors of Antarctica – most particularly between the Ross Sea ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 1–9 : Auteur(s): Mugue, N.S., A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev
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Midwater trawl catchability in relation to krill and possible ways of assessing gross catch
Paper Title: Midwater trawl catchability in relation to krill and possible ways of assessing ... the basis of data obtained from AtlantNIRO expeditions from 1983 to 1990 in the Scotia Sea. A ... methodology was developed for and applied to determining the rate of krill filtration through the trawl rope ... and netting and also the probability that krill will come into contact with various parts of the net ... TO KRILL AND POSSIBLE WAYS OF ASSESSING GROSS CATCH Yu.V. Zimarev*, S.M. Kasatkina* and Yu.P ... . Frolov** Abstract Research into midwater trawl catchability rates was carried out on the basis of ... developed for and applied to determining the rate of krill filtration through the trawl rope and netting ... and also the probability that krill will come into contact with various parts of the net as it passes ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 87–113 : Auteur(s): Zimarev, Yu.V., S.M. Kasatkina and Yu.P. Frolov
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By-catch of fish in longline catches off the Kerguelen Islands (Division 58.5.1) during the 1995/96 season
Paper Title: By-catch of fish in longline catches off the Kerguelen Islands (Division 58.5.1 ... ) during the 1995/96 season Abstract / Description: By-catches of fish taken during a commercial fishing ... species were identified, of which the grenadier Macrourus carinatus, the skates Bathyraja eatonii and B ... at the limit of their bathymetric range. An abundance index was used to show bathymetric and ... BY-CATCH OF FISH IN LONGLINE CATCHES OFF THE KERGUELEN ISLANDS (DIVISION 58.5.1) DURING THE 1995196 ... d'ichtyologie generale et appliquee 43 rue Cuvier, 75231 Paris Cedex 05, France Abstract By-catches of fish ... /96 season were analysed. Eleven species were identified, of which the grenadier Macrot~rus ... others were mainly shelf-dwelling species found at the limit of their bathymetric range. An abundance ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 175–193 : Auteur(s): Duhamel, G., P. Pruvost and D. Capdeville
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The use of patent databases to predict trends in the krill fishery
Paper Title: The use of patent databases to predict trends in the krill fishery Abstract ... vessels from six of CCAMLR’s 25 Members participating in the fishery. Trends in the krill fishery are ... considerable discussion within the Scientific Committee over the utility of these sources of information to ... detect trends in the fishery, and of the need to obtain more information from the krill industry so that ... management of the Antarctic krill (Euphausia superba) fishery that the harvesting of this spe- cies will ... , advances in technology, the rapid decline of global fish stocks and an ever-increasing global population ... ecosystem-based approach to management. The krill fishery is unique because the current level of catch ... (210 000 tonnes) is only a fraction of the estimated precautionary catch limit (8.6 million tonnes ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 135–144 : Auteur(s): Foster, J., S. Nicol and S. Kawaguchi
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Attribtuion of acoustic echoes to squid in the south Atlantic
Paper Title: Attribtuion of acoustic echoes to squid in the south Atlantic Abstract / Description ... : During a research cruise of the British Antarctic Survey ship RRS James Clark Ross in February 1996, more ... than 2 000 individuals of the ommastrephid squid, Martialia hyadesi, were caught in a single haul made ... the analysis of acoustic data gathered during this haul and a survey of the immediate vicinity, in ... ATTRIBUTION OF ACOUSTIC ECHOES TO SQUID IN THE SOUTH ATLANTIC C. Goss, P. Rodhouse, J.L. Watkins and A.S ... Cambridge CB3 OET, United Kingdom Abstract During a research cruise of the British Antarctic Survey ship ... RRS James Clavk Ross in February 1996, more than 2 000 individuals of the ommastrephid squid ... Zone in CCAMLR Subarea 48.3. This paper describes the analysis of acoustic data gathered during this ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 259–271 : Auteur(s): Goss, C., P. Rodhouse, J.L. Watkins and A.S. Brierley