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Lead-radium dating provides a framework for coordinating age estimation of Patagonian toothfish (Dissostichus eleginoides) between fishing areas
estimates range from approximately 20 to more than 50 years. In this study, lead-radium dating provided ... zones in transverse otolith sections, and longevity estimates exceeding 30 years. Lead-radium dating ... . 3.3 years was observed across estimated ages younger than 20 years. For the CAF, ages were ... problems in coordinating age estimation between geographically separated fish stocks, and provided a ...
Meeting Document : WG-FSA-11/P01 : Автор(ы): A.H. Andrews, J.R. Ashford, C.M. Brooks, K. Krusic-Golub, G. Duhamel, M. Belchier, C.C. Lundstrom and G.M. Cailliet
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THE POWER OF ECOSYSTEM MONITORING
% power after 20 years with the probability of a type I error (α) = 0.05). The power increased to >50 ... monitoring programme of the predators of Antarctic krill Euphausia superba at South Georgia together with a ... krill population model to simulate natural and fisheries induced variability in krill abundance, the ... effects of fishing using either the krill population or a combined predator response index was low (20–40 ...
Meeting Document : WG-EMM-08/P11 : Автор(ы): K. Reid, J.P. Croxall and E.J. Murphy
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Fish prey of the wandering albatross Diomedea exulans at South Georgia
between years but epipelagic fish were significantly more abundant in +I983 than 1984. All identified fish ... (35%), Muraenolepis microps (33 %) and Chaenocephalus acemtus (20%) predominated, with Notothenia ... gibberifrons, Pagothenia hansoni and Champsocephalus gunnari (together 12%) also present. Composition by weight ... caught in the commercial fishery there. However, two of the three main target species of this fishery in ...
Meeting Document : SC-CAMLR-VII/BG/05 : Автор(ы): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)
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Collaboration between GOOS and CCAMLR
McEwan, together with extracts from GOOS’s strategic plan for tracking changes in marine ecosystems ... sponsored by IOC, WMO, UEP and ICSU (see website is http://ioc.unesco.org/goos/). In December 2000, Dr Angus ... McEwan, GOOS representative, met with the Data Manager and Science Officer to briefly discuss possible ...
Meeting Document : WG-EMM-01/54 : Автор(ы): Secretariat
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Catch removals due to killer and sperm whale interactions across sub-Antarctic fisheries
30% [21-37%] of the total catches. Together, these findings provide metrics needed to assess the ... t] of toothfish was taken per year by killer and sperm whales between 2004 and 2018, equivalent to ... Abstract: Fisheries are human activities that alter resource availability for species in marine ... investigated the extent of this conflict in multiple commercial Patagonian toothfish (Dissostichus eleginoides ...
Meeting Document : WG-FSA-2019/33 : Автор(ы): P. Tixier, P. Burch, F. Massiot-Granier, P. Ziegler, D. Welsford, M.-A. Lea, M.A. Hindell, C. Guinet, S. Wotherspoon, N. Gasco, C. Péron, G. Duhamel, R. Arangio, R. Tascheri, S. Somhlaba and J.P.Y. Arnould
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CCAMLR MPAs and the global climate and biodiversity crisis
to ensure conservation objectives are met. Develops MPAs in un-represented regions of the Convention ... Abstract: The world is in a global climate and biodiversity crisis. Multiple international ... work. Nearly two decades since MPA discussions began, there are significant gaps in the system of ... CCAMLR MPAs. This has implications not only for the conservation of marine life in the Convention Area ...
Meeting Document : CCAMLR-38/BG/44 : Автор(ы): Submitted by ASOC
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The Scientific Committee on Antarctic Research (SCAR) Annual Report 2015/2016
currently includes 43 member countries and nine ICSU unions. SCAR encourages new members with an interest in ... and its role in the Earth System. SCAR also provides independent and objective scientific advice and ... have recently met on several occasions to strengthen the relationship by identifying current questions ... re-affirmed at meetings of the two groups at the joint CEP/SC-CAMLR Workshop on Climate Change in ...
Meeting Document : SC-CAMLR-XXXV/BG/26 : Автор(ы): Submitted by SCAR
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CCAMLR’s Vulnerable Marine Ecosystems bioindicator taxa: a relevant tool for benthic ecoregionalisation
conservation issues in the French Exclusive Economic Zone of Kerguelen” submitted the 16/05/2018 to the journal ... will be available in the original article. Original article includes full benthic ecoregionalisation ... Abstract: This document is a short extraction from the article “Benthic ecoregionalisation and ... conservation issues. In this document, a methodological focus is made to highlight the relevance of using the ...
Meeting Document : WG-EMM-18/19 : Автор(ы): A. Martin, E. Trouslard, M. Hautecoeur, J. Blettery, C. Moreau, T. Saucède, N. Améziane, G. Duhamel and M. Eléaume
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Development of the Southern Ocean Continuous Plankton Recorder survey
the 1925–1927 Discovery Expedition, and has been used successfully for 70 years to monitor plankton in ... very high abundance of zooplankton in the uppermost 20 m of the permanently open ocean zone between the ... schedule, travelling south on 110°E in early December and north on 150°E in mid-March each year, and will ... Abstract: The Continuous Plankton Recorder (CPR) Type I was first used in Antarctic waters during ...
Meeting Document : WS-BSO-07/P4 : Автор(ы): Hosie, G., M. Fukuchi and S. Kawaguchi
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Focusing and testing fisher know-how to solve conservation problems: a common sense approach
, turtles and seabirds, can pose serious threats to specific animal populations causing public outcry and ... regulatory attention. When such issues arise, especially in US fisheries, they can threaten fisheries and ... seabird mortality in two fisheries: the Puget Sound drift gillnet fishery for sockeye salmon and the ... longline fisheries in Alaska for sablefish and Pacific cod. Although these fisheries are very different ...
Meeting Document : WG-FSA-03/20 : Автор(ы): E.F. Melvin and J.K. Parrish (USA)
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