Search results
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Modelling growth of Antarctic krill: a new approach to describing the growth trajectory
from an age 1+ mean length for different scenarios of winter and spring growth. We then provide ... -growth VB models. Our models indicate that, allowing for shrinkage, age 6+ mean length for the Indian ... incorporating cubic smoothing splines. We generate a number of growth trajectories starting from an age 1+ mean ... indicate that, allowing for shrinkage, age 6+ mean length for the Indian Ocean sector was close to 53 mm ...
Meeting Document : WG-EMM-05/27 : Author(s): S. Candy and S. Kawaguchi (Australia)
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Report on the independent review of CCAMLR’s data management systems
Abstract: An independent review of CCAMLR’s data management systems was conducted in early 2011 ... for data access and use, and in an efficient manner to authorised parties. The review focused ... , and mitigating identified risks using an appropriate international standard as a benchmark. The review ... . The reviewers proposed that these recommendations be implemented as part of the Secretariat’s review of its ...
Meeting Document : CCAMLR-XXX/05 : Author(s): Secretariat
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Results of the fourth CCAMLR sponsored research survey to monitor abundance of sub-adult Antarctic toothfish in the southern Ross Sea, February 2015 and further development of the time series
) toothfish for the core strata showed a significant decline in this fourth year of the survey series. Age ... ) toothfish for the core strata showed a significant decline in this fourth year of the survey series. Age ... frequency data from the surveys have shown the progression of a cohort from age 7 in 2012 to age 9 in 2014 ... and to age 10 for females in 2015. The decline in the catch rates during the survey is consistent ...
Meeting Document : WG-SAM-15/44 : Author(s): S.M. Hanchet, B.R. Sharp, S. Mormede, S.J. Parker (New Zealand) and M. Vacchi (Italy)
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Informing the Working Group on Fish Stock Assessment about the revisions of the WSMPA proposal
has submitted a revised CM proposal to CCAMLR 2018. This document is based on similar documents ... submitted to WG SAM 2018 and the CCAMLR Workshop on Spatial Management (WS-SM-18). It intends to inform ... , which would fall under the remit of, or might be of interest to participants at FSA 2018: Unifying ... . The document also informs FSA about the advice given by SAM 2018 and WS-SM-18 as regards the establishment ...
Meeting Document : WG-FSA-18/08 Rev. 1 : Author(s): S. Hain, K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA project team
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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
90% D. mawsoni) have been tagged and released in the area, from vessels operating in the exploratory ... northern areas, catches have been predominantly D. mawsoni. To date nearly 2000 toothfish (about 90 ...
Meeting Document : WG-FSA-SAM 03/10 : Author(s): K.J. Sullivan, N.W.McL. Smith, J. McKenzie and S.M. Hanchet (New Zealand)
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Update on the external review of the Generalised Yield Model (GYM) software and manual
of opportunity for conducting a review before the 2004 meeting of WGFSA-SAM passed. As a way forward ... for conducting a review before the 2004 meeting of WGFSA-SAM passed. As a way forward, it is proposed that WG-FSA ... Abstract: In 2003, WG-FSA requested that the Secretariat supervise an external review of the GYM ... software and manual (SC-CAMLR-XXII, Annex 5, paragraph 9.18). The key steps in this proposed review ...
Meeting Document : WG-FSA-SAM-04/05 : Author(s): CCAMLR Secretariat
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Results of reading tests of TOP otolith sections and time schedule of reading for Dissostichus otoliths caught in regions of data-poor fisheries
sections by next year (2014). The size-age data will be applied to CASAL catch-at-length and catch-at-age ... sections by next year (2014). The size-age data will be applied to CASAL catch-at-length and catch-at-age ... Abstract: The correct age-length keys are essential for the stock assessment of Dissostichus spp ... . by CASAL model. However, the age estimations using the otoliths have been scarcely progressed in regions ...
Meeting Document : WG-SAM-13/19 : Author(s): K. Taki and T. Ichii (Japan)
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Influence of data quality and quantity from a multiyear tagging program on an integrated fish stock assessment
-overlap), numbers of tagged fish, duration of the tagging program, using catch-at-length or catch-at-age ... . Biomass estimates were largely unaffected by the stock depletion level; however, using catch-at-age ... of tagged fish, duration of the tagging program, using catch-at-length or catch-at-age data as auxiliary ... . Biomass estimates were largely unaffected by the stock depletion level; however, using catch-at-age ...
Meeting Document : WG-FSA-13/P03 : Author(s): P. Ziegler
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Adélie penguins foraging behaviour and krill abundance along the Wilkes and Adélie Land coasts, Antarctica
Division 58.4.1 (south of 55 °S, 80- 150 ° E) to determine the extent of overlap between penguin foraging ... (south of 55 °S, 80 - 150 ° E) to determine the extent of overlap between penguin foraging areas ... (20 - 40 %), and amphipods (< 3 %). The study took place in parallel to a ship-based krill survey ... in the CCAMLR Division 58.4.1 (south of 55 ° S, 80 - 150 ° E). Acoustic and trawl data were collected near both ...
Meeting Document : WG-EMM-97/64 : Author(s): Kerry, K., Rodary, D., Bost, C., Lemaho, Y., Wienecke, B.C., Thomson, R., Lawless, R., Pauly, T., Robertson, G.
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in the research blocks 58 and 88 for the exploratory longline fishery in 2014–2018 of Korea
Conversion Area during season (December-March) per year from 2014 to 2018. The diet composition and feeding ... Conversion Area during season (December-March) per year from 2014 to 2018. The diet composition and feeding ... fishery for Dissostichus spp. during 2014/2018 season. This study was carried out based on the results ... fishery in 2014–2018 of Korea Approval: Approved Secretariat Workflow Status: Content Approved Document ...
Meeting Document : WG-FSA-18/24 : Author(s): G.W. Baeck, S.-G. Choi, S. Chung and D.H. An