Résultats de la recherche
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A SIMULATION MODEL FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES
cost‐effective way that fishers might be able to collectively enact this resolution? The UNGA ... ”, a categorisation fraught with difficulty. Instead, it means that habitats for which this would not ... requirement can be translated into a simple operational objective: Maintain the quality of habitats above the ... level that can naturally restore the original structure and function within 20 years. It does not ...
Meeting Document : WG-SAM-09/21 : Auteur(s): A.J. Constable (Australia)
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Cetaceans as indicators of historical and current changes in the East Antarctica ecosystem
factors. This paper reviews the scientific information of whales that could be indicative of changes in ... the information is scattered and needs to be combined with new surveys in a comprehensive and ... consistent way so that a time series can be obtained. Author(s): Y. Fujise and L.A. Pastene Title ... Antarctica (70°E-170°W) showed that the increased krill availability in the middle of the past century could ...
Meeting Document : WG-EMM-16/64 : Auteur(s): Y. Fujise and L.A. Pastene
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ANTARCTIC TOOTHFISH STOCK ASSESSMENT IN DIVISION 58.4.1 ON THE BASIS OF CPUE DATA
this division is estimated as about 15000 t, while the estimate of virgin biomass B0 is found to be ... division (e.g. WG-SAM-08/4), the assessment was intended to be independent of estimates of toothfich stock ... about 32000 t. Author(s): D. Vasilyev, K. Shust, V. Tatarnikov, I. Istomin and A. Petrov (Russia) Title ...
Meeting Document : WG-SAM-09/12 : Auteur(s): D. Vasilyev, K. Shust, V. Tatarnikov, I. Istomin and A. Petrov (Russia)
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Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2018
McDonald Island (HIMI) in Division 58.5.2 took place from the end of March to the end of April, with the ... with a new set of randomly selected station points. The catch of Dissostichus eleginoides (Patagonian ... toothfish) was twice that of 2017 while the catch of Champsocephalus gunnari (mackerel icefish) was two ... collected from 656 D. eleginoides and 609 individuals were tagged and released. Author(s): G. Nowara, T ...
Meeting Document : WG-FSA-18/55 : Auteur(s): G. Nowara, T. Lamb and P. Ziegler
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DEVELOPING OPTIONS TO BUILD CAPACITY IN SCIENCE TO SUPPORT SC-CAMLR
spend preparing analyses for the meetings and attending meetings, (2) the mechanisms that could be ... increased awareness and understanding of the work of SC‐CAMLR, and (3) the mechanisms that might be ... each option, the role that the Secretariat might play and the costs and benefits associated with each ... Abstract: In 2008, the CCAMLR Performance Review recommended that capacity in delivering ...
Meeting Document : SC-CAMLR-XXVIII/12 : Auteur(s): Delegations of Australia, the United Kingdom and N
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The effects of an experimental hake Merluccius capensis/paradoxus longline fishery on Procellariiform seabirds in South Africa - a preliminary investigation
lighting and with differentially weighted longlines to ensure that hooks sink immediately when placed in ... 100% of the catch on longlines during setting despite the fact that they were not the most abundant ... species around fishing vessels either during the day or night. Extrapolations showed that 2 vessels were ... regression suggested that light intensity was the critical factor explaining variation in the number of ...
Meeting Document : WG-FSA-95/21 : Auteur(s): Barnes, K.
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REPORTS UNDER ARTICLES X, XXI AND XXII OF THE CONVENTION AND CONSERVATION MEASURES 10-06 AND 10-07 – IUU FISHING AND IUU VESSEL LISTS 2009/10
any vessels which could be removed from the adopted IUU Vessel Lists in accordance with Conservation ... would be deemed removed from the CP-IUU Vessel List once China had formally informed the Commission that ... Vessel Lists 2010 1. Comm Circ 10/68 of 1 July 2010 advised Members that no reports had been received in ... respect of vessels which could be included on a Draft Contracting or non-Contracting Party IUU Vessel ...
Meeting Document : CCAMLR-XXIX/16 : Auteur(s): Secretariat
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Estimation of the biomass of krill in Prydz Bay during January/February 1991, February/March 1992 and January/ February 1993 using echo integration
surveys indicated some association of krill with the shelf break in the western part of the survey area ... and the centre of the Prydz Bay region but also found that the shelf break was in general not a region ... the high percentage of lower Sa values (60% Author(s): T. Pauly and I. Higginbottom (Australia) Title ...
Meeting Document : WG-Krill-94/21 : Auteur(s): T. Pauly and I. Higginbottom (Australia)
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Biomass results from the International Synoptic Krill Survey in Area 48, 2019
. This survey covered both the strata occupied during the CCAMLR 2000 acoustic survey and the strata that ... a standing stock estimate of 72 mt with a sampling CV of 13%. For the AMLR strata the density was ... requires further consideration. Author(s): G. Macaulay, G. Skaret, T. Knutsen, O.A. Bergstad, B. Krafft, S ...
Meeting Document : SG-ASAM-2019/08 Rev. 1 : Auteur(s): G. Macaulay, G. Skaret, T. Knutsen, O.A. Bergstad, B. Krafft, S. Fielding, S. Choi, S. Chung, K. Demianenko, V. Podhornyi, K. Vishnyakova, L. Pshenichnov, A. Chuklin, A. Shishman, X. Wang, X. Zhao and M. Cox
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Application of the bootstrap-method in assessment of target strength regression parameters on the basis of in situ measurements
measurements with the fish size composition from trawl catches and should be accompanied with accuracy indices ... Abstract: Target strength (TS) as a function of fish length (L) must be known to estimate fish ... density in acoustic survey. This TS-length function may be estimated by comparing in situ acoustic ... characterizing the uncertainty of its parameters. We show that the bootstrap–method is a highly efficient method ...
Meeting Document : WG-FSA-SAM-04/09 : Auteur(s): P.S. Gasyukov and S.M. Kasatkina (Russia)