Résultats de la recherche
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Results of the groundfish survey carried out in CCAMLR Subarea 48.3 in January 2010
48.3 on the FV Sil. Seventy-five random hauls were completed with good coverage across the shelf ... , representing an increase in effort overall compared with surveys carried out in 2008 and 2009 on the same ... mean biomass of 52,329 tonnes was estimated for mackerel icefish, with a lower 1-sided 95% CL of 24,334 ... , but still low compared with historical survey catches. There was however, the first evidence since ...
Meeting Document : WG-FSA-10/38 : Auteur(s): R.E. Mitchell, M. Belchier, S. Gregory, L. Kenny, J. Nelson, J. Brown and L. Feathersone (UK)
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Zonal structure of zooplankton communities in the Southern Ocean south of Australia: results from a 2150 km continuous plankton recorder transect
were measured at 1-min intervals in conjunction with CPR samples. Additional physical data for the ... strongly correlated with frontal/oceanographic zones. These assemblages appeared to be structured by a ... with the seasonal ice zone, south of the northern SACCF. Although Euphausia superba larvae were a ... component of both of these assemblages, this species, together with appendicularia, was most abundant south ...
Meeting Document : WS-BSO-07/P6 : Auteur(s): Hunt, B.P.V. and G. Hosie
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Focusing and testing fisher know-how to solve conservation problems: a common sense approach
most basic level, this model includes communication and cooperation with all stakeholders, strict ... developed with specific reference to seabird bycatch reductions, it is readily applicable to a wide range of ... conservation issues. There are three key elements: 1) Working with industry leaders through relevant industry ... program in cooperation with the industry, resource management agencies and conservation organizations. Our ...
Meeting Document : WG-FSA-03/20 : Auteur(s): E.F. Melvin and J.K. Parrish (USA)
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Population, breeding, diet and conservation of Crozet shag Phalacrocorax [atriceps] melanogenis at Marion Island, 1994/95 to 2002/03
birds breeding in any given season. The decreases coincided with a period of warming and reduced ... precipitation at Marion Island and with a decrease in the number of gentoo penguins Pygoscelis papua breeding ... 25% of the mature population did not breed in 1997/98, coincident with a strong El Niño Southern ... the mid 1980s. Crozet shags breed for the first time when aged three years. It is probable that about ...
Meeting Document : WG-EMM-03/17 : Auteur(s): R.J.M. Crawford, J. Cooper, B.M. Dyer, A.C. Wolfaardt, D. Tshingana, K. Spencer, S.L. Petersen, J.L. Nel, D.G. Keith, C.L. Holness, B. Hanise, M.D. Greyling and M. du Toit (South Africa)
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Linking predator and prey behaviour: contrasts between Antarctic fur seals and macaroni penguins at South Georgia
occurred in 80% of fur seal diet samples, with fish remains in 37% of samples. Penguin diets contained the ... Electrona antarctica), with krill (33%) and amphipods (Themisto gaudichaudii; 21%) also occurring. When ... South Georgia, consistent with an area of high macrozooplankton biomass, but fur seals were apparently ... highest proportion of fish in over 20 years of routine monitoring (46% by mass; particularly the myctophid ...
Meeting Document : WG-EMM-10/P07 : Auteur(s): C.M. Waluda, M.A. Collins, A.D. Black, I.J. Staniland and P.N. Trathan
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2012/13
association with seabird colonies at Bird Island, most commonly in association with wandering albatrosses (45 ... associated with seabird colonies was below the mean level for wandering albatrosses, grey-headed albatrosses ... lowest recorded in 23 years of summer surveys at Signy Island, possibly due to sea-ice coverage at the ...
Meeting Document : SC-CAMLR-XXXII/BG/05 : Auteur(s): Delegation of the United Kingdom
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Proposition de création d'un groupe d'experts sur l'AMP du domaine 1
region, coupled with the difficulties associated with disentangling the different factors driving such ... the WG-EMM-17, the Working Group agreed with the proposal to create a Domain 1 MPA Expert Group (WG ... held at the Commission, the Scientific Committee and the Working Groups during recent years. These have ...
Meeting Document : SC-CAMLR-XXXVI/19 : Auteur(s): Delegations of Argentina and Chile
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Climate variability in the western Antarctic peninsula region
the Antarctic with mid-winter temperature increases of 3° to 5°C over the past half-century. Increased ... complexity of polar feedback mechanisms. The more than 45 year Faraday air temperature record shows a ... significant (95% confidence level) correlation with the Southern Oscillation Index (SOI) and coherences ... between both temperature and sea ice with the SOI suggest teleconnections between the WAP and lower ...
Meeting Document : WG-EMM-95/61 : Auteur(s): Stammerjohn, S.E., Baker, K.S., Smith, R.C.
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A revised assessment of the impact of the krill fishery on penguins in the South Shetlands
antarctica) are closely associated with areas where sea-ice disappears earlier in spring, not necessarily ... with areas of high krill abundance. The overlap between trawling depth and foraging dive depth of ... preferred fishing areas during the breeding season. Compared with the level of biomass (≥200 xl03 tonnes ... 3 tonnes/half-month period) is smaller by one or more orders of magnitude within the localized areas ...
Meeting Document : WG-Joint-94/17 : Auteur(s): T. Ichii, M. Naganobu and T. Ogishima (Japan)
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Results of 2016 pop-off satellite archival tagging of Antarctic toothfish in the Ross Sea region
in the southern Ross Sea, data from two tags were reported via Argos (one with full data, one with ... development, is urgently needed to develop best practice guidance for tagging toothfish with PSAT tags. Author ... partial). On the northern seamounts, two of 3 PSAT tags scheduled to pop-off on February 1, 2017 reached ...
Meeting Document : WG-SAM-17/33 : Auteur(s): C.D. Jones and S.J. Parker