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A feasibility study for stock assessment of D. mawsoni in the Ross Sea (Subares 88.1 and 88.2) using a tag and recapture experiment
exploratory fishery for D. mawsoni has been operating since 1997-98. Catches have increased from ~40 t in 1997 ... -98 to nearly 1800 t in 2002-03. Although some Patagonian toothfish (D. eleginoides) are taken in the ... same season but also between successive seasons, which indicates that fish are surviving the tagging ... ), further complexity can be added to the model to explore the heterogeneity in the population using length ...
Meeting Document : WG-FSA-SAM 03/10 : Автор(ы): K.J. Sullivan, N.W.McL. Smith, J. McKenzie and S.M. Hanchet (New Zealand)
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Fine-scale catch, effort and biological data (C4 trawl surveys)
Description / Abstract: Fine-scale catch, effort and biological data from trawl surveys should be ... (Conservation Measure 24-01). These data are reported on a haul-by-haul basis and are referred to as 039;C4 ... data039;. The data form includes a user guide and further information is available from the ...
Form
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Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.3b
May to 31 August 2009. Fishing was permitted outside the prescribed season provided that each vessel ... to be tagged at a higher rate than D. mawsoni on particular vessels, and that some vessels tag small ... , consistent with toothfish being depleted to low densities across the surveyed area. It also noted that only ... % confidence bound of between 17 and 60 kg/thousand hooks. This indicates that catch rates can be considered ...
Document : Site Section: Publications
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Fishery Report 2017: Dissostichus eleginoides South Georgia (Subarea 48.3)
that are consistent with the values used in other toothfish assessments conducted by CCAMLR ... with the CCAMLR procedures for yield calculations (Figure 4) indicate that a constant yield of 2 600 ... preliminary results suggested that the by-catch limit in Subarea 48.3 for rajids would be considered ... , which is consistent with the CCAMLR decision rule which requires the stock to be at 50% of B0 after 35 ...
Document : Site Section: Publications
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Официальные праздники в АНТКОМ
The following public holidays will be observed by the CCAMLR Secretariat in 2023. Date Holiday 2 ... January New Year039;s Day holiday 26 January Australia Day 13 February Royal Hobart Regatta 13 March ... 12 June King039;s Birthday 26 October Royal Hobart Show 25 December Christmas Day 26 December ...
Page : Site Section: The Organisation
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Summer survey of fur seals at Prince Edward Island, southern Indian Ocean
11.4% per year from 2001. With an estimated 810 pups, the Antarctic fur seal is still in the rapid ... December 2008. This repeats a survey conducted in December 2001 and extends the area surveyed to include ... colony among Subantarctic fur seals north of Boggel Beach remained small, with increased numbers of ... seals also had increased, with several new breeding colonies along the east coast and one at Kent Crater ...
Meeting Document : WG-EMM-10/P15 : Автор(ы): M.N. Bester, P.G. Ryan and J. Visagie
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VARIATION IN DEMERSAL FISH SPECIES RICHNESS IN THE OCEANS SURROUNDING NEW ZEALAND: AN ANALYSIS USING BOOSTED REGRESSION TREES
temperature was also important, with lower richness occurring in waters that were cooler than expected given ... species richness, with highest richness occurring at depths of 900 to 1000 m, and with a broad plateau of ... moderately high richness between 400 and 1100 m. Richness was higher both in waters with high surface ... constrained to reflect the known performance of trawl gear. Species richness declined with increasing cod-end ...
Meeting Document : WS-VME-09/P04 : Автор(ы): Leathwick, J.R., Elith, J., Taylor, P., Francis, M.P., Hastie, T.
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Growth models for D. eleginoides for the Heard Island plateau region (Division 58.5.2) calibrated from otolith-based length at age data and validated using mark-recapture data
sample that were older than 20 years the general trend in the data of length with age did not exhibit ... likelihoods that either did or did not incorporate fishing selectivity and the length-bin sampling frequencies ... upper-arm was estimated, as described elsewhere, from comparisons of longline LF samples to that for ... adjust the VB model by incorporating a multiplicative term that reduces the VB length-age trajectory ...
Meeting Document : WG-FSA-05/64 Rev. 1 : Автор(ы): S.G. Candy, T. Lamb, A.J. Constable and R. Williams (Australia)
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Some specific characteristics of Dissostichus eleginoides biology in the vicinity of the Kerguelen Islands (Division 58.5.1)
noted that in this case characterized quality composition of food supply in different depths. Seasonal ... , vessels039; wastes) food. Seasonal change in quality composition of D. eleginoides in depths of 500-600 ... food component in December-February were replaced with natal-subtropic species of the squid ...
Meeting Document : WG-FSA-96/16 : Автор(ы): Pshenichnov, L.K.
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Research plan for the exploratory longline fishery for Dissostichus spp. in SSRUs C, E and G in Division 58.4.1 in 2012/13 (this is a revision of WG-SAM-12/10 Rev. 1)
SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population sizes were vulnerable with a big ... range of about 1000-2000 t per SSRU in 58.4.1 and 100-1500 t per SSRU in 58.4.2. During the 2003-2007 ... . The foodweb of toothfish stared to be studied recently only in the southern Ross Sea. Base on CCAMLR’s ... /2015 using Korean commercial bottom longline vessel, NO.3 INSUNG in accordance with paragraph of CM 24 ...
Meeting Document : WG-FSA-12/39 : Автор(ы): Delegation of the Republic of Korea
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