Résultats de la recherche
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Shags in Antarctica: their feeding behaviour and ecological role in the marine food web.
flying birds in Antarctica and match deep dives performed by small Antarctic penguins. Shag individuals ... partially explained by the effect of the commercial fishery on shags’ fish preys. In inshore-shallow waters ...
Meeting Document : WG-FSA-05/P5 : Auteur(s): Casaux, R., Barrera-Oro, E.R.
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Beach debris survey, Main Bay, Bird Island, South Georgia, 2002/03
miscellaneous debris such as ropes and Styrofoam, which has increased during the summer by an order of magnitude ... over the last decade, indicates that debris is still being lost by vessels into the marine environment ...
Meeting Document : SC-CAMLR-XXIII/BG/13 : Auteur(s): Delegation of the United Kingdom
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Summary of the seabird and marine mammal observations during observed toothfish (Dissostichus spp.) longline fishing operations in CCAMLR Subareas 88.1 and 88.2
distribution of fishing effort was dictated by the presence of sea ice and there are differences in the seabird ... bycatch fish species, mainly rattails (Macrourus spp.), were taken by some seabird species during hauling ...
Meeting Document : WG-FSA-04/42 : Auteur(s): S.J. Baird (New Zealand)
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Fishing gear, marine debris and oil associated with seabirds at Bird Island, South Georgia, 2001/02
(12) and black-browed albatrosses (9) was the highest on record for both species, though small by ... ingested by black-browed albatrosses, giant petrels, brown skuas and Antarctic prions were also recorded ...
Meeting Document : SC-CAMLR-XXI/BG/07 : Auteur(s): Delegation of the United Kingdom
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Krill of the Ross Sea: distribution, abundance and demography of Euphausia superba and Euphausia crystallorophias during the Italian Antarctic expedition (January–February 2000)
Euphausia superba in Antarctic Surface Water. The catch data of Euphausia superba were characterized by the ... by a first mode of juvenile individuals and a second mode consisting of sub-adults and adults. Author ...
Meeting Document : WG-EMM-02/32 Text : Auteur(s): A. Sala, M. Azzali and A. Russo (Italy)
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Demersal longlines with integrated weight: a preliminary assessment of sink rates, fish catch success and operational effects
at 0.3 m/s to 15 m depth. Sink rates can be achieved by adding external weights to lines or by using ...
Meeting Document : WG-FSA-02/22 : Auteur(s): G. Robertson (Australia), M. McNeill, B. King (New Zealand) and R. Kristensen (Norway)
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Informe preliminar sobre un viaje de pesca de merluza negra (Dissostichus eleginoides) del B/P Viarsa I, en el Océano Indico oriental (Área Estadística 57) – Abril–junio 2002
Dissostichus elegjnoides, obtained by a Scientific Observer from DINARA on board of the uruguayan F/V “Viarsa I ... april to the 24 of june 2002. It was determined five zones by the F/V “Viarsa I” fishing operative ...
Meeting Document : WG-FSA-02/67 : Auteur(s): H. Nion y O.D. Pin (Uruguay)
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First Annual Report of the CCAMLR Otolith Network, 2002
indicate major differences in the criteria used by the readers. Similarly, there was little evidence that ... several cases may be explained by apparent differences in the timing of formation of translucent zones ...
Meeting Document : WG-FSA-02/51
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Sources of variance in studies of krill population genetics
resurgence of interest in identifying distinct stocks of swarming krill species has been driven by the ... primarily by restricted gene flow between widely separated sampling sites may be incorrect. Our recent study ...
Meeting Document : WG-EMM-01/12 : Auteur(s): S.N. Jarman and S. Nicol (Australia)
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Improvements to the multiple-frequency method for in situ target strength measurements
improves the rejection of unresolvable and constructively interfering target multiples by combining ... integer multiples of each other. In this study, the method itself was improved by: 1) optimizing the ...
Meeting Document : WG-EMM-99/38 : Auteur(s): D.A. Demer (USA) and M.A. Soule (South Africa)