Résultats de la recherche

1. Factors affecting the number and mortality of seabirds attending trawlers and longliners in the Kerguelen area

   Abstract:  The factors affecting the number and the mortality of seabirds attending long-liners ... ), based on observations carried out onboard by dedicated observers. Twenty-four species of seabirds were ... mainly according to the year, the cloud cover and the presence of offal for long-liners. The dumping of ... offal increased the numbers of birds attending the vessel, especially when offals can be handled easily ...

   Meeting Document : WG-FSA-99/26 : Auteur(s): H. Weimerskirch, D. Capdeville and G. Duhamel (France)

2. Fishing cruise of the Russian trawler Zakhar Sorokin to the Antarctic (Subarea 48.3) from 16 February to 10 March 1999

   were done and 264,921 t of icefish were caught. 86% of catch were taken from 28 February to 3 March on ... the nothwestern slope of the South Georgia Island, where icefish fed actively on Antarctic krill and ... hour and 57 t per day of fishing. Icefish 27-33 cm long were the basis of catches. Total catch of other ... fish species constituted 9,171 t. Due to opinion of the captain of a Russian vessel and Russian ...

   Meeting Document : WG-FSA-99/57 : Auteur(s): V.L. Senioukov and P.N. Kochkin (Russia)

3. INFORMATION ON SPAWNING AND FECUNDITY OF ICEFISH CHIONOBATHYSCUS DEWITTI

   Abstract:  On the basis of the analysis of the biological material collected by one of the authors ... during fishery for Antarctic toothfish from 2002 till 2008 on different grounds of the Antarctic Zone ... spawning period of deep-water icefish Chionobathyscus dewitti during spring-and-summer period of the ... southern hemisphere. Higher numbers of individuals in prespawning and spawning state were noted on ...

   Meeting Document : WG-FSA-09/13 : Auteur(s): V. Prutko and D. Chmilevsky (Russia)

4. Preliminary acoustic results from the New Zealand IPY-CAML survey of the Ross Sea region in February-March 2008

   Ross Sea region in support of the International Polar Year Census of Antarctic Marine Life (IPY-CAML ... ). The 50 day voyage on the research vessel Tangaroa involved an extensive survey of marine organisms ... , and from the continental shelf and slope of the Ross Sea to unexplored seamounts and abyssal plains ... trawls were carried out at randomly selected locations over the shelf as part of the core biodiversity ...

   Meeting Document : SG-ASAM-09/05 : Auteur(s): R. O’Driscoll, G. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet (New Zealand)

5. Indices of prey availability near the Seal Island CEMP site: 1990 through 1996

   Abstract:  Four indices of prey availability are calculated for prey surveys conducted in the ... vicinity of the Seal Island CEMP site during the austral summers of 1990-96. The indices are measures of ... AMLR surveys each year were sub-sampled to include the foraging range of predators breeding at Seal ... Island. The average depth of the prey field and its average distance from Seal Island were positively ...

   Meeting Document : WG-EMM-96/22 : Auteur(s): Hewitt, R.P., Demer, D.A., Watters, G.

6. Using digital video monitoring systems in fisheries: applications for monitoring compliance of seabird avoidance devices and seabird mortality in Pacific halibut longline fisheries

   Halibut Commission (IPHC) for a project examining the feasibility of electronic monitoring systems (EMS ... ) in the Pacific halibut longline fleet operating off the state of Alaska. The project was conducted on ... two of the IPHC stock assessment survey vessels fishing in Alaska during 2002. The objectives of the ... project were to: 1) examine the ability of an electronic monitoring system to provide images that would ...

   Meeting Document : WG-FSA-04/24 : Auteur(s): R.T. Ames, G.H. Williams and S.M. Fitzgerald (USA)

7. The effect of temporal variability on power analysis predictions for Adélie penguin CEMP parameters at Béchervaise Island

   Abstract:  There are unresolved issues surrounding the use of power analyses for examining the ... ability of CEMP data to detect change. The effect size that should prompt a response if observed in a ... parameter and the likely response of parameters such as arrival or fledgling weights are two of these issues ... . Understanding the source of the variability required to generate ‘noise’ for the power analysis simulations is ...

   Meeting Document : WG-EMM-03/49 : Auteur(s): L.M. Emmerson and C. Southwell (Australia)

8. Distribution of the Soviet fishing fleet and catches (CPUE) in Subdivision 48.3 during 1986–1990

   Abstract:  Analysis of the fishing fleet operation is one of preconditions of krill fishery small ... -scale management units determination. In this work the available data of haul by haul catch statistics ... along the outside periphery of the doubling off- Island current of anticyclone pattern at the points of ... current (the western ground). Temporal-spatial variability of these grounds has been analyzed. The eastern ...

   Meeting Document : WG-EMM-02/63 Rev. 1 : Auteur(s): V.A. Sushin, P.C. Gasiukov, A.V. Zimin and S.M. Kasatkina (Russia)

9. Penguin foraging behavior in relation to the distribution of prey

   Abstract:  The diving behavior of 7 chinstrap penguins (Pygoscelis antarctica) (N=12,171 dives ... ) was measured concurrently with a hydroacoustic assessment of the vertical distribution and abundance ... of their primary prey, krill (Euphausia superba) in the vicinity of Seal Island, South Shetland ... migration pattern, being dispersed in the upper portion of the water column at night and more concentrated ...

   Meeting Document : WG-KRILL-93/47 : Auteur(s): D.A. Croll, R.P. Hewitt, D.A. Demer and J.K. Jansen (USA)

10. Aggregation patterns of pelagic predators and their principal prey, Antarctic krill, near South Georgia

    Abstract:  1. We examine the spatial distributions of pelagic seabirds and. fur seals near South ... Georgia, and asked to what extent the distributions of these predators were influenced by the spatial ... distribution of their principal prey, Antarctic krill Euphausia superba Dana. One novel aspect of our analysis ... is an explicit consideration of the separation in space between swarms of krill and aggregations of ...

    Meeting Document : WG-CEMP-93/13 : Auteur(s): R.R. Veit (USA), E.D. Silverman (USA) and I. Everson (United Kingdom)

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