Resultados de la búsqueda
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The preliminary report on the survey in Subarea 48.2 in 2018 (the fourth year of the planned 5-year-old investigations)
48.2 on board the Ukrainian vessel SIMEIZ were conducted in accordance with the recommendations of the ... Scientific Committee and Commission. The fourth year survey design was slightly amended in comparison with ... the one of the second year and approved by WGs SAM, FSA and SC CCAMLR. Obtained data will be used for ... the future biomass estimation of the target species and making decision for the future fishing on that ...
Meeting Document : WG-SAM-18/28 : Autor(es): Delegation of Ukraine
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An introduction to the Southern Ocean Observing System (Paper XP18 to CEP–SC-CAMLR Workshop 2016)
main topics described here that SC-CAMLR and CEP may be interested in participating and/or developing a ... ). SOOS will be implemented regionally through Regional Working Groups, currently one for the West ... established. Apart from the regional working groups, which will be of direct interest to the implementation ... relationship with SOOS: the development of priority variables (“ecosystem Essential Ocean Variables” – eEOVs ...
Meeting Document : WG-EMM-16/70 : Autor(es): A.J. Constable, L. Newmman, O. Schofield, A. Wahlin and S. Swart
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Regionalisation of the Southern Ocean: a statistical framework
. Regionalisation algorithms attempt to partition a broad spatial area into discrete spatial regions, each with ... relatively homogeneous and predictable ecosystem properties but with properties different from neighbouring ... other areas of the Southern Ocean to see how well the approach might be applied more generally and ... therefore be of assistance to large scale ecological modelling and, perhaps, to CCAMLR in its work to ...
Meeting Document : WG-EMM-06/37 : Autor(es): B. Raymond and A. Constable (Australia)
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Herpes virus antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
Abstract: This paper describes evidence of antibodies against a virus related with ... Alphaherpesvirinae sub-family, potentially a phocine herpesvirus (PhHV-1) that affect Antarctic Fur Seals ... with the knowledge confirming the extended distribution range of herpesvirus, affecting a large number ... research on diseases in Antarctic wildlife, considering it interesting to be discussed in the WG-EMM agenda ...
Meeting Document : WG-EMM-01/59 : Autor(es): O. Blank, J.M. Montt, M. Celedón and D. Torres (Chile)
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CCAMLR ecosystem monitoring program standard methods: determination of sex of Adelie penguins
Abstract: The suggestion that sex of Adélie penguins, Pygoscelis adeliae, might be assigned by ... and peak presence of females after 33–36 days from this date. In all three seasons male birds could be ... identified with 91∙8–98∙6% accuracy within 15–21 days after the first sighting of an egg. The method provides ... , therefore, a means of identifying the sex of Adélie penguins with an accuracy greater than 90% and is ...
Meeting Document : WG-CEMP-94/08 : Autor(es): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
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INCORPORATING SAMPLING VARIATION AND RANDOM READER ERROR INTO CALCULATION OF EFFECTIVE SAMPLE SIZE IN THE APPLICATION OF AGE LENGTH KEYS TO ESTIMATION OF CATCH-AT-AGE PROPORTIONS
an effective sample size (ESS) that can be used as the nominal multinomial sample size. The method ... observations that contribute to the objective function via a multinomial likelihood. The multinomial likelihood ... accounts for both the variation associated with sub-sampling of the random length frequency (LF) sample for ... Monte Carlo multinomial replicates of the observed age length key (ALK) with each ALK used to generate a ...
Meeting Document : WG-SAM-09/08 : Autor(es): S.G. Candy (Australia)
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Exploitation of mesoscale oceanographic features by grey-headed albatross Thalassarche chrysostoma in the southern Indian Ocean
therefore suggest that these mesoscale oceanographic features may be an important component of the ‘life ... association with mesoscale oceanographic features, as identified by sea surface height anomalies, in the ... edges of anomalies along the South-West Indian Ridge. Previous work in this area has shown that these ... anomalies are in fact eddies that are created as the Antarctic Circumpolar Current crosses the South-West ...
Meeting Document : WG-FSA-01/12 : Autor(es): D.C. Nel, J.R.E. Lutjeharms, E.A. Pakhomov, I.J. Ansorge, P.G. Ryan and N.T.W. Klages (South Africa)
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Environmental variability and the behavioural dynamics of Antarctic fur seals in the South Atlantic
combination with ENSO or sea ice indices. Lagged cross-correlations showed that the ENSO and sea ice indices ... Abstract: Variability in the reproductive performance of marine predators may be a result of ... physical process and the simultaneous action of multiple physical processes often mean that it is difficult ... to link variability in predator performance with specific measurements of oceanographic variability ...
Meeting Document : WS-AREA 48-98/16 : Autor(es): I.L. Boyd (UK)
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Potentially commercial invertebrates on Ob Bank: Moroteuthis ingens (Oegopsida) and Paralomis aculeata (Anomura) (Division 58.4.4)
that target searching and fishing for Moroteuthis ingens with a midwater trawl over the seamaunts in ... routine bottom trawl was used with the footrope so designed that there was little probability of the ... the sub-Antarctic may be expected to bring forth good commercial yields. The crabs (craboids) of the ... for Lepidonotothen squamifrons, the frequency of their occurrence being 25 to 30%. Considering, that a ...
Meeting Document : WG-FSA-96/15 : Autor(es): Pshenichnov, L.K.
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Updated impact assessment framework to estimate the cumulative footprint and impact on VME taxa of bottom longline fisheries in the CCAMLR Area
submitting new and exploratory fishery notifications should estimate impacts on VMEs associated with their ... guidance as to how the framework might best be applied. This paper updates the impact assessment taking ... negatively correlated with depth. Impact estimates are summarized separately for each of 17 benthic ... experiencing different levels of impact, as advised by WG-SAM 2010 (paragraph 4.18). We conclude that the ...
Meeting Document : WG-FSA-10/31 : Autor(es): B.R. Sharp (New Zealand)