Résultats de la recherche
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Proposals for the governance and control of fishing vessels and fishing support vessels operating in the Southern Ocean
governance and control of fishing vessels in the Southern Ocean and thereby enhance safety, ecosystem-based ... . Additionally, it would be valuable for CCAMLR to encourage the IMO to include fishing vessels in the Polar Code ... and fishing support vessels operating in the Southern Ocean Approval: Approved Secretariat Workflow ...
Meeting Document : CCAMLR-XXXII/BG/18 : Auteur(s): Submitted by ASOC
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A short guide to the identification of fish, cephalopod and marine mammal depredation marks on Patagonian and Antarctic toothfish in the Southern Ocean longline fisheries
predators using the fishery as a source of additional food provisioning in several subareas. Depredation by ... toothed whales is well observed and documented in some subareas, but information on depredation by other ... marks on Patagonian and Antarctic toothfish in the Southern Ocean longline fisheries Approval: Approved ...
Meeting Document : WG-FSA-15/07 : Auteur(s): V. Laptikhovsky (United Kingdom), A. Remeslo (Russia), J. Brown (United Kingdom), O. Kasnoborod’ko (Russia), N. Gasco (France) and M. Söffker (United Kingdom)
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Krill consumption by Adélie penguins in CCAMLR Divisions 58.4.1 and 58.4.2
Abstract: We estimate the total abundance of Adélie penguins foraging in Divisions 58.4.1 and ... 58.4.2 and provide preliminary estimates of krill consumed by breeding Adélie penguins in these Divisions ... Title: Krill consumption by Adélie penguins in CCAMLR Divisions 58.4.1 and 58.4.2 Approval: Approved ...
Meeting Document : WG-EMM-16/65 : Auteur(s): C. Southwell and L. Emmerson
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A bioenergetics model assessment of the prey consumption of macaroni penguins in Subarea 48.3
Abstract: We report on preliminary analyses to estimate macaroni penguin consumption of prey in ... similar such analyses should be undertaken for the other krill-eating penguin species breeding in Area 48 ... penguins in Subarea 48.3 Microsoft Word File: emm-16-37.docx Approval: Approved Secretariat Workflow ...
Meeting Document : WG-EMM-16/37 : Auteur(s): P.N. Trathan, L. Emmerson, C. Southwell and C. Waluda
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Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters
Abstract: Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in ... related to abrupt changes in population size. Enhanced mobility of fish between sea areas was suggested by ... an overall reduction in genetic differentiation within and between South Georgia and Shag Rocks ... : Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters ...
Meeting Document : WG-FSA-91/22 : Auteur(s): G.R. Carvalho and M. Warren (United Kingdom)
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Marine ecosystem acoustics (MEA): quantifying processes in the sea at the spatio-temporal scales on which they occur
these processes occur. In contrast, acoustic observations can be obtained on spatial scales from ... and biological and physical heterogeneities in the water column. Acoustics observations integrate ... in quantification of biophysical coupling, patchiness of organisms, predator–prey interactions, and ... ): quantifying processes in the sea at the spatio-temporal scales on which they occur Approval: Approved ...
Meeting Document : WG-EMM-15/P01 : Auteur(s): O.R. Godø, N.O. Handegard, H.I. Browman, G.J. Macaulay, S. Kaartvedt, J. Giske, E. Ona, G. Huse and E. Johnsen
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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
population (0-500 m). Results show that the population in the Northern Weddell Sea consisted mainly of krill ... that were <1 year old (age class 0; AC0), and that it was comprised of multiple cohorts. Size per ... larvae and ACO juveniles (mean 14-15) were proportionally more abundant in the o-500 m stratum. Our ... change gradually. This could be the result of changes in physiology and/or behaviour, as, e.g., the krill ...
Meeting Document : WG-EMM-16/P16 : Auteur(s): F. Schaafsma, C. David, E. Pakhomov, B. Hunt, B. Lange, H. Flores, J.A. van Franeker
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An integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
eleginoides) fishery at Heard Island and McDonald Islands in CCAMLR Division 58.5.2 with data until end of the ... data to aid with the estimation of year class strength and selectivity functions of the trawl, longline ... model leads to a smaller estimate of the virgin spawning stock biomass B 0 than that obtained in 2015 ... (95% CI: 0.58-0.64). Despite the smaller biomass, changes to the model compared to 2015 in particular ...
Meeting Document : WG-FSA-17/19 : Auteur(s): P. Ziegler
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Overview of global trade in toothfish (Dissostichus spp.)
GLOBEFISH unit, an analysis was conducted for the five-year period of 2012–2016 on the global trends of the ... . Captures the global trade of toothfish. The analysis showed that over this five-year period quantity of ... imports globally have seen an increase of 16.08% and exports have seen an increase in 15.54%. The average ... USA as still the largest importer of quantity (29.72%), but a prevalence of imports in Southeast Asia ...
Meeting Document : CCAMLR-XXXVI/BG/05 Rev. 1 : Auteur(s): CCAMLR Secretariat
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Signy Island, South Orkney Islands, 2005/2006
at Bird Island, South Georgia in 2005/06. In the case of Bird Island, data indicated that the number ... of entangled fur seals had decreased by 75% compared to the previous year, this being the lowest ... : Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Signy Island, South Orkney ...
Meeting Document : SC-CAMLR-XXV/BG/15 : Auteur(s): Delegation of the United Kingdom