Résultats de la recherche
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Engaging ‘the crowd’ in citizen science and remote sensing to learn about habitat affinity of two Southern Ocean seals
/absence data for Weddell seals on images from November 2010 and 2011. In a second campaign, we selected ... presence/absence patterns of the Weddell seal (Leptonychotes weddellii), and has recently been adapted for ... crabeater seals (Lobodon carcinophagus) in the Weddell Sea region. Satellites Over Seals provides an ... efficient method to screen large numbers of images (and hence area) for undertaking census counts of Weddell ...
Meeting Document : WG-EMM-2019/37 : Auteur(s): M.A. LaRue, D.G. Ainley, J. Pennycook, K. Stamatiou, M. Dozier, J. Saints, L. Sales, N. Nur, S. Stammerjohn and L. Barrington
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Discussion on recent results from an integrated assessment of Antarctic krill (Euphausia superba) in Subarea 48.1
simulation testing. Together, results from the two annual models and the seasonal model suggest that inter ... (either decreasing or increasing) in krill biomass have not been apparent over the past 30+ years ... -assessment framework for Antarctic krill (Euphausia superba) to assimilate multiple sources of survey data ... from three of the models provide a robust picture of changes in the krill population. An annual model ...
Meeting Document : WG-EMM-14/35 : Auteur(s): G.M. Watters, C.S. Reiss and D. Kinzey (USA)
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An approach to feedback management (FBM) of the krill fishery based on routine acoustic data collection and intermittent land-based predator studies
Norway, China and Chile Title: An approach to feedback management (FBM) of the krill fishery based on ... renewed due the CCAMLR’s inability to establish an agreed, operational feedback management (FBM) approach ... strictly not in line with the CCAMLR ecosystem approach to management. FBM has been considered an ... alternative approach for decades, but still lacks a plan that can be made operational within realistic cost ...
Meeting Document : SC-CAMLR-XXXVI/BG/20 : Auteur(s): Delegations of Norway, China and Chile
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INTERACTIONS OF PATAGONIAN TOOTHFISH FISHERIES WITH KILLER AND SPERM WHALES IN CROZET EXCLUSIVE ECONOMIC ZONE: AN ASSESSMENT OF DEPREDATION LEVELS AND INSIGHTS ON POSSIBLE MITIGATION SOLUTIONS
will be tested on an experimental campaign which will take place in early 2010. Author(s): P. Tixier ... . From 2003 to 2008, sperm whales alone, killer whales alone, and the two species co-occurring were ... year period we estimated a total loss of 1200 tons of Patagonian toothfish due to depredation which ... represents a financial loss of approximately 10 millions €. Killer whales were found to be responsible for ...
Meeting Document : WG-IMAF-09/12 : Auteur(s): P. Tixier, N. Gasco, G. Duhamel and C. Guinet (France)
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An updated assessment of unicorn icefish (Channichthys rhinoceratus) in Division 58.5.2, based on results from the 2015 random stratified trawl survey
and yield for the area of Division 58.5.2 to the west of 79°20’ E using standard CCAMLR methods. Short ... term projections (20 year) indicate sustainable yield of 1663 t. Author(s): D. Maschette and J. Dell ... provides both short (2 years) and long term (20 years) projections of unicorn icefish structure, abundance ... May 2015. Recent work which is presented here has allowed for many of the biological parameters of ...
Meeting Document : WG-FSA-15/50 : Auteur(s): D. Maschette and J. Dell (Australia)
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The effects of an experimental hake Merluccius capensis/paradoxus longline fishery on Procellariiform seabirds in South Africa - a preliminary investigation
the world, concern was raised as to the effect an experimental Hake longline fishery would have on ... responsible for 1928 ± 1345 whitechinned petrel deaths a year in South African waters. Stepwise multiple ... , a great deal of mortality might be avoided. Nine great shearwaters and two pintado petrels were ... impaired. Author(s): Barnes, K. Title: The effects of an experimental hake Merluccius capensis/paradoxus ...
Meeting Document : WG-FSA-95/21 : Auteur(s): Barnes, K.
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SOUTHERN OCEAN SENTINEL: AN INTERNATIONAL PROGRAM TO ASSESS CLIMATE CHANGE IMPACTS ON MARINE ECOSYSTEMS
climate change impacts for use by governments, the Intergovernmental Panel on Climate Change and other ... ecosystem models, was the focus of discussion at an International Workshop on ‘Monitoring climate change ... , Australia, on 20-24 April 2009. It was hosted by the Antarctic Climate and Ecosystems Cooperative Research ... Abstract: Assessment and predictive models need to be developed to provide two assessments of ...
Meeting Document : SC-CAMLR-XXVIII/BG/17 : Auteur(s): Delegation of Australia
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TIMING OF CLUTCH INITIATION IN PYGOSCELIS PENGUINS ON THE ANTARCTIC PENINSULA: TOWARDS AN IMPROVED UNDERSTANDING OF OFF-PEAK CENSUS CORRECTION FACTORS
through the breeding cycle. In this paper we present an analysis relating to both of these two challenges ... statistical model for determining the peak of clutch initiation for any given year and site and, along with a ... Ecosystem Monitoring Program (CEMP) (Scientific Committee for the Conservation of Antarctic Marine Living ... Resources 2004). Additionally, the historical literature, necessary for establishing baseline conditions ...
Meeting Document : WG-EMM-PSW-08/15 : Auteur(s): H.J. Lynch, W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece (USA)
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Disentangling the influence of three major threats on the demography of an albatross community
threats on the demography of seabird communities is vital for evidence-based conservation. Using 20 years ... and M.A. Hindell Title: Disentangling the influence of three major threats on the demography of an ... variability in breeding probability, which declined in all three species. For black-browed albatrosses, effort ... : Content Approved Document Release Consent: No Delegation responsibility for releasing documents ...
Meeting Document : WG-FSA-2019/34 : Auteur(s): J.B. Cleeland, D. Pardo, B. Raymond, G.N. Tuck, C.R. McMahon, R.A. Phillips, R. Alderman, M.-A. Lea and M.A. Hindell
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Progress toward an agreement on the conservation of albatrosses and petrels
Author(s): Delegation of Australia Title: Progress toward an agreement on the conservation of ... Consent: Yes Delegation responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : SC-CAMLR-XXI/BG/20 : Auteur(s): Delegation of Australia