Résultats de la recherche
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Fishes of the Ross Sea Region – A field guide to common species caught in the longline fishery
working on toothfish longline fishing vessels to identify the main species of fishes taken in the Ross Sea ... . The guide covers 30 fishes from 11 families including cartilaginous fishes (skates) and bony teleost ... fishes caught in the Ross Sea region longline fishery over time. This is because there is uncertainty ... about the identification of some of the fishes, and taxonomic study (beyond the scope of this guide) is ... head end. Anus. The rear opening of the intestine located on the underside of the body usually just ... hole or tube connecting the pore to the sea. Posterior. Rear end. Predorsal. The upper body just ... end of the stomach and opening into the gut. Probably provide additional surface area for the ... end of the caudal skeleton (vertebra), usually measured for fishes that have a soft tail fin that is ...
Document : Site Section: Publications
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Methodology of data collection on net selectivity and accidental mortality of fish passing through the mesh of the codend
passing through the mesh of the codend Abstract / Description: This paper contains advice on determining ... mesh selectivity factors for trawl codends using a special liner. The design and technical ... specifications of the liner are described. It also describes an experiment to determine the accidental mortality ... of fish passing through the trawl codend. It contains proposals on standardising data collection and ... ON NET SELECTIVITY AND ACCIDENTAL MORTALITY OF FISH PASSING THROUGH THE MESH OF THE COD END VNIRO ... codends using a special liner. The design and technical specifications of the liner are described. It ... also describes an experiment to determine the accidental mortality of fish passing through the trawl ... and loops; 8 - front-end halyard; 9 and 10 - rings for pursing ring and for fixing connecting ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 99-121 : Auteur(s): VNIRO (USSR)
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Location and intensity of the Soviet krill fishery in the Elephant Island area (South Shetland Islands), 1988/89
Paper Title: Location and intensity of the Soviet krill fishery in the Elephant Island area ... (South Shetland Islands), 1988/89 Abstract / Description: This paper analyses fine-scale data from the ... Soviet krill fishery off Elephant Island (Subarea 48.1) between 59°-62°S and 53°-57°W during the period ... from 21 November 1988 to 25 March 1989. Although the total catch of the USSR in this season reached a ... became the major fishing ground until the end of February 1989 (Figures 8d and 8e). 4. DISCUSSION ... vessels within the 50 km zone was observed from the end of February (Figures 8d and 8e). However, the ... /days per five-day period at the end of February to March 1989. Such a level of fishing effort would ... " northeast of Elephant Island between 60°-60°15' and 54°1O'-54°45'W. After the second five-day period, the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 305–335 : Auteur(s): Sushin, V.A. and A.S. Myskov
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Use of the Leslie stock depletion model for the assessment of local abundance of Patagonian toothfish (Dissostichus eleginoides)
Paper Title: Use of the Leslie stock depletion model for the assessment of local abundance of ... Patagonian toothfish (Dissostichus eleginoides) Abstract / Description: The Leslie depletion model has been ... used to examine local patterns in catch per unit effort (CPUE) in the longline fisheries for Patagonian ... toothfish (Dissostichus eleginoides) around South Georgia and the Pacific coast of Chile. This paper ... start from the same end of the line at which setting started. All of these factors are potentially ... and C are provided in Tables 4 to 10 which are given at the end of the paper. Plots of CPUE (CPH ... experimental protocol in 1993/94 - dataset D) are presented in Figures 2 to 7 which are given at the end of ... (1992) suggested that after an initial period in which the most vulnerable fish are caught, q may fall ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 55–77 : Auteur(s): Parkes, G., C.A. Moreno, G. Pilling and Z. Young
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Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
Paper Title: Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from ... the Ross Sea Abstract / Description: Juveniles of the macrourid Macrourus whitsoni were collected by ... the NIWA research vessel Tangaroa during the BioRoss survey of the western Ross Sea and Balleny ... Islands in 2004. Intensive analysis of otoliths from these specimens greatly increased confidence in the ... were then refitted to the supplemented dataset. The juvenile end of the male and female growth ... this model is robust to pool- ing data across years, and adequately models the juvenile end of the ... observations from 26 unsexed juvenile fish after Stevens et al. (2004). Each obser- vation in the set of 26 ... estimAtion And mAturity of the ridge-scAled mAcrourid (Macrourus whitsoni) from the ross seA P.M. Marriott ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Auteur(s): Marriott, P.M., M.J. Manning and P.L. Horn
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The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design
Paper Title: The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design ... Abstract / Description: The design of the CCAMLR-2000 Krill Synoptic Survey (CCAMLR-2000 Survey) is ... described. The primary objective of the survey was to improve estimates of the pre-exploitation biomass of ... krill which are used in models to estimate sustainable yield in Area 48. The survey design includes two ... and Southern Limits for each Transect After randomly assigning transect positions on the X-axis of ... CCAMLR Science, Vol. 8 (2001): 1-23 THE CCAMLR-2000 ... KRILL SYNOPTIC SURVEY: A DESCRIPTION OF THE RATIONALE AND DESIGN P.N. Trathan W , J.L. Watkins ... Antarctic Division Channel Highway, Kingston 7050 Tasmania, Australia Abstract The design of the ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 1–23 : Auteur(s): Trathan, P.N., J.L. Watkins, A.W.A. Murray, A.S. Brierley, I. Everson, C. Goss, J. Priddle, K. Reid, P. Ward, R. Hewitt, D. Demer, M. Naganobu, S. Kawaguchi, V. Sushin, S.M. Kasatkina, S. Hedley, S. Kim and T. Pauly
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An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands using CASAL
Paper Title: An integrated stock assessment for the Patagonian toothfish (Dissostichus ... eleginoides) for the Heard and McDonald Islands using CASAL Abstract / Description: An integrated stock ... assessment for the Patagonian toothfish (Dissostichus eleginoides) for the Heard and McDonald Islands (CCAMLR ... ) abundance estimates by length bin, commercial catch-at-length data, standardised CPUE series for the trawl ... this re-weighting in the last two models is given under ‘Discussion’ after the method of han- dling ... IntegrAted Stock ASSeSSment for the PAtAgonIAn toothfISh (Dissostichus eleginoiDes) for the heArd And ... mcdonAld ISlAndS uSIng cASAl S.G. Candy and A.J. Constable Department of the Environment, Water ... , Heritage and the Arts Australian Antarctic Division 203 Channel Highway, Kingston 7050 Tasmania ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 1–34 : Auteur(s): Candy, S.G and A.J. Constable
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
Paper Title: A proposed management procedure for the toothfish (Dissostichus eleginoides ... ) resource in the Prince Edward Islands vicinity Abstract / Description: The status of the toothfish ... resource in the Prince Edward Islands region is unclear because CPUE data suggest considerable depletion ... future TACs in the face of this appreciable uncertainty. Four Operating Models (OMs) reflecting ... = 5.5 years) is introduced after three years (i.e. in 2010) to examine the MP performance in case the ... MANAGEMENT PROCEDURE FOR THE TOOTHFISH (Dissostichus eleginoiDes) RESOURCE IN THE PRINCE EDWARD ISLANDS ... Email – anabela.brandao@uct.ac.za Abstract The status of the toothfish resource in the Prince Edward ... Procedure (MP) approach is proposed to provide a sound scientific basis to recommend future TACs in the ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Auteur(s): Brandão, A. and D.S. Butterworth
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Population genetic structure of Patagonian toothfish in the West Indian Ocean sector of the Southern Ocean
Paper Title: Population genetic structure of Patagonian toothfish in the West Indian Ocean sector ... of the Southern Ocean Abstract / Description: Molecular markers were used to investigate the stock ... structure of Patagonian toothfish (Dissostichus eleginoides) in the West Indian Ocean sector of the Southern ... significant mtDNA heterogeneity among the four collections and only weak and inconsistent heterogeneity (based ... cant values (after correction) among the eight collections with estimates ranging from –0.001 (H-B99 ... from the West Indian Ocean sector. FST values below diagonal (P values estimated after 10 100 Markov ... (2004): 21–32 21 POPULATION GENETIC STRUCTURE OF PATAGONIAN TOOTHFISH IN THE WEST INDIAN OCEAN ... SECTOR OF THE SOUTHERN OCEAN S.A. Appleyard CSIRO Marine Research GPO Box 1538, Hobart 7001 Tasmania ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 21–32 : Auteur(s): Appleyard, S.A., R. Williams and R.D. Ward
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On the power to detect changes using the standard methods for monitoring parameters of predatory species
Paper Title: On the power to detect changes using the standard methods for monitoring parameters ... of predatory species Abstract / Description: The CCAMLR guidelines (CCAMLR, 1989) for analyzing the ... statistical power to detect changes are applied using variance estimates from studies at the South Shetland ... trip duration (C2.0). The other Standard Methods are not evaluated because the power analysis in the ... . Estimates for any of the three parameters will be available only after several years of monitoring ... was begun on 25 December, well after the first egg was laid. Assuming no egg loss occurred prior to ... WG-CEMP-89/6 ON THE POWER TO DETECT CHANGES USING THE ... The CCAMLR guidelines (CCAMLR, 1989) for analyzing the statistical power to detect changes are ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Auteur(s): Boveng, P. and J.L. Bengtson