Résultats de la recherche

1. Beach litter survey, Signy Island, South Orkney Islands 1994/95

   origin noted. At Foca Cove, a total of 91 items were found with a combined weight of 18.26 kg. At ... Cummings Cove, a total of 90 items were found (22.79 kg) and at Starfish Cove, a total of 27 items were ... sustained decline in the incidence of marine litter found at Signy as ships complied with international ... dumping of rubbish from ships or discarded gear from fishing vessels, rather than from either of the ...

   Meeting Document : CCAMLR-XIV/BG/15 : Auteur(s): Delegation of the United Kingdom

2. Pilot study on electrophoretic variation and stock structure in the mackerel icefish, Champsocephalus gunnari, South Georgia waters

   . Clearly resolved enzyme phenotypes were obtained at 18 loci, of which 7 exhibited polymorphism at the 0.95 ... ; phosphoglucose mutase, PGM-II 2.7.5.1; pyruvate kinase, PK 2.7.1.40). Routine scoring of 116 fish at the 18 loci ... Abstract:  The use of allozymes as a tool in stock structure analysis was examined in the ... commercially-exploited mackerel icefish, Champsocephalus gunnari, together with a preliminary assessment of ...

   Meeting Document : WG-FSA-90/10 : Auteur(s): G.R. Carvalho and D.P. Lloyd-Evans (United Kingdom)

3. Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica

   February, but this was limited, probably due to the short temporal distribution of the data. Length-at ... -maturity and age-at-maturity ogives indicated that 50% of the fish sampled were mature at about 340–360 mm ... (TL) and about 3–4 years of age and that 95% were mature at about 370–400 mm (TL) and 6–8 years of age ... , diet, and age estimation. All of the icefish sampled were identified as Chionobathyscus dewitti, and ...

   Meeting Document : WG-FSA-07/25 : Auteur(s): C.P. Sutton, M.J. Manning, D.W. Stevens, P.M. Marriott (New Zealand)

4. Adult male Antarctic fur seals: tourists, trouble makers or marine ecosystem sentinels?

   functional responses of each species.  We highlight this by collecting at-sea habitat use of adult male ... through the partitioning of resource exploitation either temporally or spatially.  Understanding the ... , characterizing the competitive interactions between these species is key to disentangling the drivers of ... breeding Chinstrap penguins in the Bransfield Strait at a time when fishing effort is minimal, as well as ...

   Meeting Document : WG-EMM-2019/49 : Auteur(s): A. Lowther, C. Lydersen and K. Kovacs

5. Gestion de précaution de la pêcherie de krill antarctique à des échelles spatiales réduites dans le contexte de la variabilité climatique régionale : l'absence de données implique-t-elle une absence d'impact ?

   ):  Delegation of the United Kingdom Title:  Precautionary management of the Antarctic krill fishery at small ... by the krill fishery at specific times or in particular areas might not be considered to be rational ... management. However, we also note that the current network of ecosystem monitoring sites currently makes it ... difficult to obtain the necessary management information at the resolution needed to facilitate ...

   Meeting Document : SC-CAMLR-XXXV/11 : Auteur(s): Delegation of the United Kingdom

6. Revised proposal for the ongoing research plan on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b (2016/17–2020/21)

   and a final report will be provided at WG-FSA in 2021. Author(s):  Delegations of Japan and France ... and WG-FSA-16/33 Rev. 1) for a period of 5 years. The proposal submitted here has been substantially ... revised to address the concerns expressed at WG-FSA 2019 and SC-CAMLR-XXXVII (para. 3.158). We followed ... part of 58.4.4b_2 (WG-FSA-18/23) and a new French vessel has joined the research plan to increase ...

   Meeting Document : WG-FSA-2019/64 : Auteur(s): Delegations of Japan and France

7. WG-FSA-SAM-05

   and R. Hillary (United Kingdom) WG-FSA-SAM-05/8 Stratification of catch-at-length data using tree ... WG-FSA-SAM-05/1 Agenda WG-FSA-SAM-05/10 Descriptive analysis of the Antarctic toothfish (Dissostichus ... . Maxwell (New Zealand) WG-FSA-SAM-05/11 Computer program for the calculation and validation of Verhoeff ... of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea A. Dunn, D.J. Gilbert ...

   Meeting

8. Expanding Antarctic seabird monitoring in east Antarctica using a remote camera network: potential use for monitoring for feedback management

   made at sub-optimal times, and (5) through a network of cameras, quantify spatio-temporal variation in ... these parameters. By establishing a network of cameras at seabird breeding colonies across east ... Antarctica, we are now able to cost-effectively monitor aspects of seabird breeding parameters at the large ... Abstract:  Antarctic seabirds are important indicators of impacts and change in Southern Ocean ...

   Meeting Document : WG-EMM-14/27 : Auteur(s): C. Southwell and L. Emmerson (Australia)

9. e-sc-viii-a4.pdf

   ... areas it is not practical to distinguish between these two modes of search. 9. Analyses at the ... was held at the Southwest Fisheries Centre of the National Marine Fisheries Service in La Jolla ... Secretariat were circulated to participants. Further papers were tabled at the meeting. The list of meeting ... searching from a position about 100 n miles north of the ice-edge at the western end of a 600 x 600 n miles application/pdf attached to:WS-KCPUE-89

   Meeting Report : WS-KCPUE-89

10. Uncertainty in echosounder calibrations

    (Cu)- 23.0 mm and tungsten carbide (WC)- 33.0 mm and 38.1 mm). At the best case range of 5 m, the TS ... Abstract:  Calibration of echo sounders for fish stock assessment are commonly performed using the ... standard sphere method (Johannesson and Mitson, 1983; Simmonds et al., 1984). To determine the accuracy of ... the method, direct measurements of target strength (TS) were made of three standard spheres (Copper ...

    Meeting Document : WG-EMM-96/40 : Auteur(s): Soule, M.A., Demer, D.A.

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