Résultats de la recherche

1. Antarctic seafloor geomorphology as a guide to benthic bioregionalisation

   produce a meaningful benthic bioregionalisation for an area as poorly known as the Antarctic continental ... -pass tool for mapping the distribution of communities. The link between biology and geomorphology is ... of the shelf benthic communities recognised by a number of authors. For areas off the shelf, the ... processes to shape the conditions for benthic communities. Additional layers of bed shear stress and ...

   Meeting Document : SC-CAMLR-XXVI/BG/27 : Auteur(s): Delegation of Australia

2. PREDICTING SPECIES DISTRIBUTIONS FROM MUSEUM AND HERBARIUM RECORDS USING MULTI-RESPONSE MODELS FITTED WITH MULTIVARIATE ADAPTIVE REGRESSION SPLINES

   presence-only data (e.g. from museums and herbaria), and that there is an established need for predictions ... methods for using these data. Such methods must, in particular, accommodate the difficulties caused by ... lack of reliable information about sites where species are absent. Here we test two approaches for ... regions of the world, and demonstrate the use of MARS for distribution modelling using presence-only data ...

   Meeting Document : WS-VME-09/P02 : Auteur(s): Elith, J., Leathwick, J.

3. Beach debris survey Signy Island, South Orkney Islands, 1998/99

   highest since 1996/97 and showed an increase of 86% compared to the previous year. The total mass of items ... packing material. The last accounted for 58% of items small enough to be ingested by seals and seabirds ... . The proportion of plastic items remained high, accounting for 45% of all items found. Despite the ban ... in debris reported at Signy Island in 1998/99 highlights the need for continued monitoring and ...

   Meeting Document : CCAMLR-XVIII/BG/7 : Auteur(s): Delegation of the United Kingdom

4. Climate variability in the western Antarctic peninsula region

   records for several peninsula stations have been examined, and the annual progression of surface air ... temperatures show an along-peninsula gradient indicative of a contrasting influence of maritime versus ... continental climatic regimes. WAP temperature records show the largest and most significant warming trends for ... ice extent, even after accounting for serial correlation in the two time series. There are distinct ...

   Meeting Document : WG-EMM-95/61 : Auteur(s): Stammerjohn, S.E., Baker, K.S., Smith, R.C.

5. Updated impact assessment framework to estimate the cumulative footprint and impact on VME taxa of bottom longline fisheries in the CCAMLR Area

   Abstract:  ABSTRACT Since 2008 New Zealand has been developing an impact assessment framework to ... assessments for all gear types combined at the scale of entire fisheries. Both WG-SAM and WG-EMM gave specific ... negatively correlated with depth. Impact estimates are summarized separately for each of 17 benthic ... understanding of this relationship will yield impact estimates that are slightly higher for shallow habitats on ...

   Meeting Document : WG-FSA-10/31 : Auteur(s): B.R. Sharp (New Zealand)

6. Using outputs from spatial population models of Antarctic toothfish in the Ross Sea region to investigate potential biases in the single population model

   single area stock assessment model for the Ross Sea was relatedly unbiased when we simulated from an ... assumptions of the stock assessment for Antarctic toothfish in the Ross Sea region using spatially explicit ... spatial distribution and fish mixing used in the standard stock assessments for the Ross Sea region (and ... historical footprint of the fishery. However, the results when using a similar model that allowed for fish to ...

   Meeting Document : WG-FSA-12/45 : Auteur(s): S. Mormede and A. Dunn (New Zealand)

7. Preliminary announcement of ‘Workshop on Krill Culturing Techniques’

   recently succeeded in reproducing and raising Antarctic krill up to juvenile stages under an artificial ... . Developing techniques of culturing krill in large number is thought to be a major break through for further ...

   Meeting Document : WG-EMM-01/37 : Auteur(s): Delegation of Japan

8. Pilot study using electronic satellite tags to determine movements of Antarctic toothfish in the Ross Sea region

   to the surface, and transmit in December 2012. The purpose of this paper is to provide an ... announcement for members to distribute to vessels, crew and observers given the chance that these fish may be ...

   Meeting Document : WG-FSA-11/49 : Auteur(s): S. Parker (New Zealand)

9. The impact of the hake Merluccus spp. longline fishery off South Africa on Procellariiform seabirds

   Abstract:  In 1994, an experimental longline fisheri for hake Merluccius spp. commenced in the ... white-chinned petrels a year in South African waters at a rate of 0.44 birds per 1000 hooks. This ...

   Meeting Document : WG-FSA-97/55 : Auteur(s): Boix-Hinzen, C., Barnes, K.N., Ryan, P.G.

10. Status of the FIBEX acoustic data from the west Atlantic

    Holmberg, Odysee and Walther Herwig. While there is an error factor due to the combination of data ... no explanation for this difference. Author(s):  P.N. Trathan and I. Everson (United Kingdom) Title ...

    Meeting Document : WG-KRILL-93/31 : Auteur(s): P.N. Trathan and I. Everson (United Kingdom)

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