Resultados de la búsqueda
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SOME FIELD MATERIALS ON AREA AND SEASON OF ANTARCTIC TOOTHFISH SPAWNING
Ocean and Indian Ocean sectors of the Antarctic. In the Ross Sea area the most probable areas are the ... Pacific Antarctic Ridge and the Amundsen Ridge in the Amundsen Sea area. In the Cooperation Sea area the ...
Meeting Document : WG-FSA-08/14 : Autor(es): V. Prutko (Ukraine)
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The incidence of plastic in the diets of Antarctic seabirds
Abstract: We investigated the diets of seabirds at sea in the Antarctic from 1976 to 1988. During ... that feed below the sea surface contained little plastic, as expected; these birds live entirely on ... that the Antarctic Convergence blocks plastic debris, which is commonly found a t the sea surface in ... pack ice sweeps the sea clear of plastic. Results also suggest that floating plastic debris is not yet ...
Meeting Document : SC-CAMLR-X/BG/18 : Autor(es): Delegation of USA
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A methodology for estimating total finfish by-catch of the Area 48 krill fishery
that is currently available, applied to data collected by Scientific Observers on the FV Saga Sea ... family for both low sea-ice and normal sea-ice years. Biological parameters for Champsocephalus gunnari ... rates in the Saga Sea krill fishery. The methodology can also provide quantitative analysis of the ...
Meeting Document : WG-EMM-12/29 : Autor(es): T. Peatman, S.M. Martin (United Kingdom), O.R. Godø (Norway) and R.C. Wakeford (United Kingdom)
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Observation on the interactions between marine mammals and mid-water krill trawl
inner-trawl observation was made using an Underwater IP Camera, while sea surface observation was ... conducted visually with the aid of a SLR Camera and a Marine Binocular. Sea surface observation in Subarea ... seal were observed at sea surface around the vessel during fishing operation, none seal by-catch was ... -filled trawl at sea surface seems to be a foraging related phenomenon. Author(s): Y. Ying, G. Fan, X ...
Meeting Document : WG-FSA-2019/60 : Autor(es): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
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Testing for genetic differentiation between two size classes of the starry skate (Amblyraja georgiana)
in the catch data from the Ross Sea fisheries. We extracted DNA from A. georgiana samples from both ... size classes collected by Scientific Observers in the Ross Sea. We determined the DNA sequences of five ... among the samples of A. georgiana that were collected in the Ross Sea region, and the data did not ...
Meeting Document : WG-FSA-12/53 : Autor(es): P. Ritchie and A. Fleming (New Zealand)
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Identification and speciation of Antarctic skates
Ross Sea and South Atlantic. However, for Bathyraja n. sp. cf. eatonii and Bathyraja maccaini in the ... Ross Sea and South Atlantic Ocean, the DNA sequence divergences are indicative of differentiation among ... species in the Ross Sea. A field key for identification of Ross Sea skates is provided. Author(s): P.J ...
Meeting Document : WG-FSA-07/27 : Autor(es): P.J. Smith, C.D. Roberts, A.L. Stewart, M. McVeagh and C.D. Struthers (New Zealand)
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Environmental variability and the behavioural dynamics of Antarctic fur seals in the South Atlantic
measure of the annual sea ice extent both had significant effects on the fur seal foraging index but both ... effect of the interaction between the ENSO and sea ice indices on the fur seal foraging index. There was ... combination with ENSO or sea ice indices. Lagged cross-correlations showed that the ENSO and sea ice indices ...
Meeting Document : WS-AREA 48-98/16 : Autor(es): I.L. Boyd (UK)
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An exploratory analysis of skate speciation using DNA identification techniques
region, were sequenced in specimens of Antarctic skates from the Ross Sea (Pacific Ocean sector), the ... . eatonii in the Ross Sea appears to be a discrete sister species to B. eatonii from the Atlantic sector. In ... common to the Atlantic and Pacific (Ross Sea) Ocean sectors. Two specimens of B. maccaini from the ...
Meeting Document : WG-FSA-04/27 : Autor(es): P.J. Smith and S.M. McVeagh (New Zealand)
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Insights from the study of the last intact neritic marine ecosystem
their biodiversity and climate (cold vs warm). By the ecological ‘rules’ laid out, the Ross Sea should ... be structured by predation. Analysis has shown, however, that some portions of the Ross Sea follow ... the rules but others do not. This is apparent, though, only because the Ross Sea, unlike the remaining ...
Meeting Document : WG-EMM-07/P3 : Autor(es): D. Ainley
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Some changes observed in Antarctic seabird distribution and behaviour
Abstract: The data on sea birds distribution and abundance collected on the route Kaliningrad ... (Baltic Sea)- Falkland Isl.- South Georgia Isl.- South Sandwich Isl.- South Georgia Isl.- Montevideo ... avoidance by BA in the area of the cold Weddell Sea waters penetrating North along the archipelago. Author(s ...
Meeting Document : WG-EMM-00/36 : Autor(es): F. Litvinov (Russia)