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Interannual variation in the summer diet of Adélie penguin (Pygoscelis adeliae) at Edmonson Point
Island in 2001. Mean diet composition varied from year to year and between the two locations in 2001 ... Abstract: Diet sampling of Adélie penguins (Pygoscelis adeliae) was carried out at two colonies ... , in the Ross Sea, Antarctica, to study the feeding ecology of this species for the Commission for the ... at Edmonson Point CEMP site over five years, 1995-97, 1999, 2001 and was extended to Inexpressible ...
Meeting Document : WG-EMM-04/38 : Автор(ы): S. Olmastroni, F. Pezzo, I. Bisogno and S. Focardi (Italy)
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Sampling toothfish from longlines with unequal probabilities
observers are recommended to sample a quota of the first 30 fish that are caught during a sampling session ... . Since toothfish are often aggregated on a line, this means that fish within aggregations are sampled ... proportion to toothfish density on the line. The present recommendation therefore indicates sampling with ... unequal probabilities which, if unaccounted for, can lead to serious biases in estimates of population ...
Meeting Document : WG-FSA-03/85 : Автор(ы): J.R. Ashford (USA)
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Size and stage composition of age class 0 Antarctic krill (Euphausia superba) in the ice-water interface layer during winter/early spring
association will have an effect on large-scale distribution patterns of AC0 krill and on predictions of the ... Abstract: The condition and survival of Antarctic krill (Euphausia superba) strongly depends on ... sea ice during winter. How krill utilize sea ice depends on several factors such as region and ... size distribution of krill differed between the two depth strata sampled. Larval stages with a ...
Meeting Document : WG-EMM-16/P16 : Автор(ы): F. Schaafsma, C. David, E. Pakhomov, B. Hunt, B. Lange, H. Flores, J.A. van Franeker
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Whale depredation data collection guidelines
depredation and for solutions to be developed, both locally and globally. Using the COLTO workshop as an ... odontocete depredation on demersal longlines operating in high latitudes was organised by the Coalition of ... across fisheries confronted with interactions with odontocetes is important for a better understanding of ... document aims to provide basic guidelines for observer programmes that are relatively new to dealing with ...
Meeting Document : WG-FSA-16/09 : Автор(ы): N. Gasco, P. Tixier, M. Söffker and C. Guinet
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Stock assessment of the Patagonian toothfish, Dissostichus eleginoides, harvested by the French fishery at Kerguelen Islands (Division 58.5.1 of the CCAMLR)
the fishery is modeled using different functions for fishery selectivity depending on the fishing zone ... population-modeling tool, applied to a single area and based on sex combination. The spatial complexity of ... and the type of fishing vessels (trawlers, long-liners). The fishing zone for the long-liners is ... divided in four areas (North, East, South, Skiff Bank) and in two depth categories: less than and more ...
Meeting Document : WG-FSA-11/28 : Автор(ы): A. Relot-Stirnemann (France)
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Casal2: New Zealand’s integrated population modelling tool
Abstract: Casal2 (pronounced Casal-two) has replaced CASAL, New Zealand’s integrated fish stock ... for stockassessments, such as allowing a wider range of staff to conduct assessments, helped ... communicationbetween members of the Assessment Working Groups, enabling a focus on fits of the models and ... confidence that the code base was validated. Design decisions taken at an early stage in CASAL’sdevelopment ...
Meeting Document : WG-SAM-18/P01 : Автор(ы): I. Doonan, K. Large, A. Dunn, S. Rasmussen, C. Marsh and S. Mormede
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Bioregionalisation and spatial ecosystem processes in the Ross Sea region
Abstract: Since 2005, the Commission for the Conservation of Antarctic Marine Living Resources ... (CCAMLR) has progressed plans to implement spatial management for purposes of marine conservation (i.e ... of MPAs in the CCAMLR Area by 2012. New Zealand has been an active contributor to the CCAMLR spatial ... environmental and biological spatial data for the Ross Sea region and summarizing this information to inform ...
Meeting Document : WG-EMM-10/30 : Автор(ы): B.R. Sharp, S.J. Parker, M.H. Pinkerton (New Zealand) (lead authors) also B.B. Breen, V. Cummings, A. Dunn (New Zealand), S.M. Grant (United Kingdom), S.M. Hanchet, H.J.R. Keys (New Zealand), S.J. Lockhart (USA), P. O’B. Lyver, R.L. O’Driscoll, M.J.M. Williams, P.R. Wilson (New Zealand)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016 –Part B: Description of available spatial data
establishment of CCAMLR-MPAs and provides the background information on the Weddell Sea MPA (WSMPA) planning ... area; SC-CAMLR-XXXV/BG/12 (Part B) informs on the data retrieval process and SC-CAMLR-XXXV/BG/13 (Part ... the objectives and finally of the borders for the WSMPA. Earlier versions of Parts A-C were already ... necessary foundation for developing a WSMPA proposal (SC-CAMLR-XXXIV, § 5.11), which is being submitted ...
Meeting Document : SC-CAMLR-XXXV/BG/12 : Автор(ы): Delegation of Germany
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Review of rattail and skate by-catch and analysis of rattail standardised CPUE from the Ross Sea toothfish fishery in Subarea 88.1 from 1997/98 to 2001/02
raised by the 2001 CCAMLR bycatch subgroup, the processes for recording bycatch in this fishery were ... be a useful method for the on-going monitoring of this bycatch species, and continued monitoring of ... fishery for toothfish in the Ross Sea. Following concerns about the accuracy of reporting of bycatch ... detectable effect on the CPUE, and hence probably the abundance of rattails. Standardised CPUE analysis may ...
Meeting Document : WG-FSA-02/40 : Автор(ы): R.G. Blackwell and S.M. Hanchet (New Zealand)
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Discharge of offal in the Ross Sea – follow up to COMM CIRC 15/15–SC CIRC 15/06
an analysis of the information provided by New Zealand in previous years (COMM CIRC 13/09), along ... facilitate further investigation. In 2013 reports of offal were tightly clustered in a small area on the ... border of SSRUs 88.H and J, whereas in 2015 the reports were received from a broader area. For each ... , ancillary information on the specific nature of the offal and on the particular vessels identified may be ...
Meeting Document : CCAMLR-XXXIV/BG/10 : Автор(ы): CCAMLR Secretariat
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