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An identification of areas within the high seas of the Southern Ocean that would contribute to a representative system of marine protected areas
the primary responsibility for developing a representative system of marine protected areas (RSMPA ... conservation planning to identify potential areas for inclusion in a RSMPA. We address this gap in existing ... knowledge by identifying areas that would contribute to a comprehensive, adequate and representative system ... underway. We aim to identify a system of areas that will capture the set of specified conservation features ...
Meeting Document : WS-MPA-11/16 : Автор(ы): L.L. Douglass, D. Beaver, J. Turner and R. Nicoll (WWF–ASOC)
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Towards a strategic framework for assessing uncertainty in ecosystem dynamics models: objectives are sensitive too
of the precautionary catch limit for krill. Foosa might therefore be a suitable simulation platform ... for evaluating feedback management approaches. Although Foosa resembles a minimum realistic model, it ... . There is a global need to develop strategic frameworks for assessing uncertainty in ecosystem dynamics ... models. Such a framework could incorporate elements of the evaluation of Foosa, but it should also ...
Meeting Document : WG-EMM-12/20 Rev. 1 : Автор(ы): S. Hill and J. Matthews (United Kingdom)
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A distribution-free model of length-frequency distribution to inform fishery stratification for integrated assessments
Abstract: Length frequency distributions (LFD) of catch collected as a random sub-sample from ... /or gear specific selectivity. A distribution-free model of LFD is described which is fitted to the ... set of length quantiles L for a predetermined set of corresponding probabilities P (in this instance ... fish. The L s were modelled as a Gaussian response variable using a Generalised Additive Mixed Model ...
Meeting Document : WG-SAM-13/18 : Автор(ы): S. Candy, P. Ziegler and D. Welsford (Australia)
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Preliminary investigations into a two-area stock assessment model for Antarctic toothfish (Dissostichus mawsoni) in the Amundsen Sea Region
Abstract: In 2013, the Scientific Committee of CCAMLR could not achieve consensus on a stock ... 88.2H. As a consequence, WG-SAM requested further runs be carried out with emigration estimated in the ... model. However, the models that mimicked emigration in a single area assessment model failed to provide ... present the preliminary development of a two-area stock assessment model. A two-area model is a method for ...
Meeting Document : WG-FSA-14/57 : Автор(ы): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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KRILLBASE: a multinational, circumpolar database of abundance of Antarctic krill and salps
webs and biogeochemical cycles. Sustainably managing the fishery for Antarctic krill against a backdrop ... scientists has collated these disparate data into a central database called KRILLBASE, a composite ... aim is to provide a temporal-spatial data resource to support studies of Southern Ocean ecology ... led to a series of papers since 2004 that illustrate some of its potential uses. The latest version ...
Meeting Document : SC-CAMLR-XXXV/BG/24 Rev. 1 : Автор(ы): A. Atkinson, S. Hill, H. Peat, R. Downie and L. Gerrish
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Increasing abundance of Type A killer whales (Orcinus orca) in the coastal waters around the Antarctic Peninsula
and we need to understand the impact on marine ecosystems. A diverse community of killer whales ... (Orcinus orca; Types B1, B2 and A) are important top predators around the AP, but there are currently no ... Antarctica. In contrast, less is known about the Type A killer whales that are more typical in appearance to ... killer whales sighted in other parts of the world. Sightings of Type A around the AP have been ...
Meeting Document : WG-EMM-17/49 : Автор(ы): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman
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Etat des mesures mises en œuvre par les armements à la pêche français impliqués dans la pêcherie palangrière de légine des TAAF, pour maîtriser la mortalité accidentelle d’oiseaux (France)
lors de la XIIème CCAMLR. A la fin des années quatre-vingt dix, les professionnels français qui ... participent à la pêcherie de légine des TAAF ont abandonné la pêche au chalut au profit de la pêche ... mortalité accidentelle d’oiseaux a soucié les armements. Ce document précise les orientations suivies par ... survient dans le TAAF. La campagne de pêche 2003/2004 a été marquée par l’obtention de résultats très ...
Meeting Document : WG-FSA-04/87
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Revised estimates of yield for Electrona carlsbergi based on a generalised version of the CCAMLR krill yield model
Abstract: Traditional methods for estimating yield per recruit as a function of fishing mortality ... probabilities of the stock of Electrona carlsbergi becoming depleted over a 20 year period. These projections ... have been undertaken using a generalised version of the CCAMLR Krill Yield Model. This is appropriate ... because this species has a number of similar attributes to krill, including population dynamics, behaviour ...
Meeting Document : WG-FSA-94/21 : Автор(ы): A.J. Constable and W.K. de la Mare (Australia)
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Proposal for a SCOR Working Group to identify Ecosystem Essential Ocean Variables for measuring change in the biological properties of marine ecosystems
Abstract: A proposal for a SCOR “Working Group to identify Ecosystem Essential Ocean Variables ... Group is to develop a set of essential variables for monitoring that would contribute to assessments of ... whole-of-ecosystem status and change. The intention of the SCOR Working Group is to provide a mechanism ... for linking a number of groups working on this issue, leading to a symposium in 2016. The proposal is ...
Meeting Document : WG-EMM-12/45 : Автор(ы): A. Constable (Australia)
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2013 random stratified trawl survey
vicinity of Heard Island during April 2013. This paper provides a preliminary assessment of mackerel ... using standard CCAMLR methods. A large cohort of fish, estimated to be 3+, dominates the population in ... both abundance and biomass. Two scenarios for harvest are presented – a typical two year projection of ... the population, and a projection accounting for the fact that the abundant 3+ year class is likely to ...
Meeting Document : WG-FSA-13/23 : Автор(ы): D.C. Welsford (Australia)
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