Search results
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Progress report on collaborative research for otolith chemistry of Antarctic toothfish Dissostichus mawsoni in the Southern Ocean
Abstract: Otolith chemical analysis is one of important and useful approaches to reveal the stock ... structure and connectivity of Dissostichus mawsoni in the Southern Ocean. Recalling the suggestion from WG ... -FSA 2018 about the international collaboration on otolith microchemistry of D. mawsoi, this progress ... report summarized the update of this work. The result indicated that the heterogeneity in stock structure ...
Meeting Document : WG-FSA-2019/61 : Author(s): G.P. Zhu
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Some comments on the procedure of krill target strength assessment in echosurveys
Abstract: The impact of midwater trawl selectivity and catchability upon TS and TS 1 kg estimates ... . Application of the proposed method of mean weighted TS 1 kg estimation provides the biomass estimation ... : assessment of MSBS (MVBS) acoustic parameter distribution and krill length (weight) distribution in the study ... area. The latter requires to settle a complex of problems which allow to consider the trawl as a ...
Meeting Document : WG-EMM-98/21 : Author(s): S.M. Kasatkina (Russia)
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A toolbox of Marine Protected Area management techniques for the area covered by the Antarctic Treaty and by CCAMLR
considerable expertise on their identification, establishment, and management. A global review of MPA ... highlighted the variety of possible ways to help achieve the objectives of MPAs. The main tools which are ... “toolbox”. Some of these management techniques have been adapted from terrestrial situations while others ... are novel and are unique to the marine environment. The tools are presented as a range of approaches ...
Meeting Document : WS-MPA-11/21 : Author(s): WWF and UK Foreign and Commonwealth Office
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Characterisation of Muraenolepis species by-catch in the CCAMLR Convention Area
taxonomy of the group is needed and the number of species is uncertain. The few biological studies ... published suggest a relatively fast growing, semelparous, life history with a maximum age of 11 years. The ... estimate of K from the growth function for specimens assumed to be M. evseenkoi is much higher than for ... localised area of high catch rates occurs on Iselin Bank on Ross Sea slope. However, effects of fishing on ...
Meeting Document : WG-FSA-12/50 : Author(s): S. Parker, P. McMillan and P. Marriott (New Zealand)
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First global census of the Adélie penguin
Abstract: We report on the first global census of the Adélie Penguin (Pygoscelis adeliae ... ), achieved using a combination of ground counts and satellite imagery, and find a breeding population 53 ... report on 17 previously unknown colonies. We think 11 of these previously unknown colonies may be recent ... colonizations. These recent colonizations represent approximately 5% of the increase in known breeding ...
Meeting Document : WG-EMM-14/P05 : Author(s): H.J. Lynch and M.A. LaRue
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Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric parameter?
sex of individuals, it is only able to correctly sex a certain proportion of birds. Two overlapping ... functions are able to correctly determine the sex of birds with greater than 80% success the difference ... . Combining all data for both sexes is considered as a procedure for avoiding the necessity of sex ... determination, but uncertainty in sex ratios can lead to considerable Type I and Type II errors. Lack of ...
Meeting Document : WG-CEMP-92/11 : Author(s): D.J. Agnew (Secretariat)
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Observations of penguins in the waters off South Orkney Islands, 2011–2013
Abstract: In this study, we introduce the initial results from three seasons (2011-2013) of ... transect lines during five consecutive days within late January and early February. Three species of ... average number of penguins observed per hour increased from year to year, with 7.8 ind/hour in 2011, 32.8 ... the differences in study design, density of prey resources and relevant physical factors. This study ...
Meeting Document : WG-EMM-13/35 : Author(s): B.A. Krafft, G. Skaret (Norway) and P. Trathan (United Kingdom)
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Guidelines for the Administration of the General Capacity Building Fund
Abstract: One of the outcomes of the Capacity-Building Workshop hosted by South Africa was the ... development of the applicable pro-forma and draft Deed of Funding. These documents are attached. Author(s ... ): CCAMLR Secretariat Title: Guidelines for the Administration of the General Capacity Building Fund ...
Meeting Document : CCAMLR-38/BG/19 : Author(s): CCAMLR Secretariat
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Brief information on the results of the bottom trawl and trawl–acoustic surveys carried out by STM Atlantida in the South Georgia subarea (48.3) during January to March 2002
Abstract: The results of researches carried out in expeditions of S?? “?tlantida” in summer ... -autumn period of the southern hemisphere from 30 January to 14 March 2002 are presented. These researches ... included the bottom trawl survey on the shelf of South Georgia, Shag Rocks and Black Rocks (53?10-55?30 S ... Georgia shelf (53?10- 55?30 S, 34?00-39?40 W); series of oceanographic observations. Author(s): V.N ...
Meeting Document : WG-FSA-02/19 : Author(s): V.N. Shnar, V.A. Khvichia and A.P. Malyshko (Russia)
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Procedure for estimating two-hour catches on vessels conducting continuous krill trawling and proposal for adding the description of the procedure as an annex to CM 21-03
Abstract: With reference to comments from WG-EMM 2019, further explanation is provided of the ... catches using a distribution of the estimated two-hour catches derived from holding tank volumes and ... weights accumulated during successive two-hour intervals. The method is a combination of two methods ... additional explanation of the procedure and illustrates the daily records kept by the vessels, as of July ...
Meeting Document : SC-CAMLR-38/19 : Author(s): O.A. Bergstad