Resultados de la búsqueda
-
Antarctic krill, Euphausia superba Dana, demography studies in the seas of Sodruzhestvo and Cosmonauts (Indian Ocean sector of Antarctica)
Abstract: The materials on Euphausia superba biological state and size composition in the Indian ... Antarctic seas for the period from 1985 to 1990 are analyzed to form an opinion about its growth, life ... duration, as well as about the interannual variability in the above parameters. According to our data ... , duration of E.superba life cycle somewhat exceeds 5 years in the Sea of Cosmonauts and 6 years in the Sea ...
Meeting Document : WG-KRILL-93/45 : Autor(es): E.A. Pakhomov (Ukraine)
-
Gap analysis: comparing CCAMLR’s port state measures with those in the FAO Agreement on Port State Measures to Prevent, Deter and Eliminate Illegal, Unreported and Unregulated Fishing
Abstract: ASOC is submitting for the consideration of the Commission and of the Standing ... Committee on Implementation and Compliance (SCIC) the preliminary results of research conducted by the Pew ... Environment Group (PEG) to compare the port State measures established by ten Regional Fisheries Management ... Organizations (RFMOs) with the port State measures established by the FAO Port State Measures Agreement (PSMA ...
Meeting Document : CCAMLR-XXIX/BG/25 : Autor(es): ASOC Observer
-
Quantitative assessment of benthic fauna and assemblages in the Heard Island and McDonald Islands region
Abstract: A benthic sampling program in the Heard Island and McDonald Islands (HIMI, CCAMLR ... Statistical Division 58.5.2) region was undertaken by the Australian Antarctic Division (AAD) from 2003 to ... 2008. Quantitative samples collected during three cruises by the fishing vessel Southern Champion from ... eleven geographic areas, using either a beam trawl or benthic sled, provide the most comprehensive ...
Meeting Document : WG-EMM-10/25 : Autor(es): T. Hibberd, D.C. Welsford, A.J. Constable, K. Moore and S. Doust (Australia)
-
Preliminary studies on age and growth of Dissostichus eleginoides in the Ob-Lena Bank
Abstract: Preliminary studies on the age and growth of Dissostichus eleginoides sampled in the ... 2007/08 season in the Ob-Lena Bank were carried out. The ages of 214 of 3,013 fish sampled by Observers ... were estimated. The estimated ages ranged from 5 to 46 years for males and from 5 to 50 years for ... females. Five to eighteen years gave large contribution to the total age groups for both sexes. Females ...
Meeting Document : WG-FSA-10/48 : Autor(es): K. Taki, M. Kiyota and T. Ichii (Japan)
-
Fisheries risks to the population viability of black petrel (Procellaria parkinsoni)
Abstract: Data on the main population of black petrel (Procellaria parkinsoni), which breeds on ... Great Barrier Island, were analysed. Three types of data were available. The most useful was abundance ... data, from which it was possible to infer that the population was probably increasing at a rate between ... data from observers were too sparse and imprecise to be useful. The fact that the population is ...
Meeting Document : WG-SAM-10/P01 : Autor(es): R.I.C.C. Francis and E.A. Bell (New Zealand)
-
Assessment of the analysis of anomalous CPUE data from data-poor exploratory fisheries
Abstract: The article is concerned with discussion of the Analysis of anomalous CPUE data from ... data-poor exploratory fisheries (WG-FSA-12/07). Key points of the paper were presented and discussed ... during the Workshop for the Analysis of the Anomalous High CPUE by Korean Vessels in the CCAMLR Area ... high CPUE for Dissostichus spp. revealed by several vessels in the Subareas 58.4.1, 58.4.2 and 48.6. A ...
Meeting Document : WG-SAM-13/16 : Autor(es): V.A. Tatarnikov, A.F. Petrov and I.I. Gordeev (Russia)
-
Potential climate change effects on the habitat of Antarctic krill
resource and a major prey item for many fish, birds and mammals in the Southern Ocean. The fishery and the ... projections suggest that further widespread warming of 0.27° to 1.08°C will occur by the late 21st century. We ... assess the influence of projected warming on Antarctic krill habitat quality. The results divide the ... sector into two zones: A band around the Antarctic Circumpolar Current in which habitat quality is ...
Meeting Document : WG-EMM-13/20 : Autor(es): S.L. Hill, T. Phillips and A. Atkinson (United Kingdom)
-
A review of tag-based stock assessments of the Antarctic toothfish Dissostichus mawsoni in Subarea 48.4
Abstract: The stock abundance of Antarctic toothfish in Subarea 48.4 is estimated using tag based ... mark-recapture analysis. During WG-FSA-14 the recommendation was made that the stock should move from ... the Petersen estimation method to the use of the Chapman bias corrected estimator; a correction ... specifically developed to reduce estimation bias in populations with low recaptures, a feature typical of the ...
Meeting Document : WG-FSA-15/44 : Autor(es): N. Walker, M. Soeffker, V. Laptikhovsky and T. Earl (United Kingdom)
-
Research plan for the 2017/18 exploratory longline fishery of D. mawsoni in Subarea 48.6 by South Africa and Japan
Abstract: South Africa and Japan made the next season’s (2017/18) research plan in Subarea 48.6 ... using the latest CCAMLR C2 and Observer data. We have used extracted data provided by CCAMLR secretariat ... on 10 th May, 2017. The estimated median stock size in research block 48.6_2, 48.6_3, and 48.6_4 was ... 5657.54, 5162.26, and 8211.25 tonnes, respectively, in Chapman method considering tags released in the ...
Meeting Document : WG-SAM-17/03 : Autor(es): Delegations of Japan and South Africa
-
Estimating prey consumption of the non-breeder component of an Adélie penguin population
Abstract: Estimating the consumption of prey by higher-order predators is a priority for WG-EMM ... as an element in CCAMLR’s ecosystem-based approach to management for the krill fishery in the ... recorded at the breeding colonies. However, recent work suggests that the size of the non-breeder component ... of an Adélie penguin population can be substantial compared with the size of the breeder population ...
Meeting Document : WG-EMM-17/12 : Autor(es): L. Emmerson and C. Southwell