Résultats de la recherche

1. Données des pêcheries chalutières de poissons et formulaires de compte rendu de campagne

   [dot] scheme [at] ccamlr [dot] org) no later than one month after the observer returns to their home ... Description / Abstract:  Logbook data are collected by scientific observers participating in the ... CCAMLR Scheme of International Scientific Observation (SISO) on board fishing vessels. The logbook for ... required to complete a cruise report for their trip, detailing inter alia the type of scientific ...

   Form

2. Données des pêcheries chalutières de krill et formulaires de compte rendu de campagne

   [at] ccamlr [dot] org) no later than one month after the observer returns to their home port. Data ... Description / Abstract:  Logbook data are collected by scientific observers participating in the ... CCAMLR Scheme of International Scientific Observation (SISO) on board fishing vessels. The logbook for ... required to complete a cruise report for their trip, detailing inter alia the type of scientific ...

   Form

3. Preliminary tag-recapture based population assessment of Antarctic toothfish in Subarea 48.4

   Abstract:  The stock of Antarctic toothfish (D. mawsoni) in CCAMLR subarea 48.4 is estimated from ... tagging returns to be 982 tonnes in 2018. Applying the CCAMLR agreed precautionary assumption of average ... biomass across the time series and harvest rate of γ = 0.038, implies a 2018/19 yield of 37 tonnes ... , unchanged from the 2017/18 catch limit. Historically, a precautionary approach has been applied in treating ...

   Meeting Document : WG-FSA-18/26 : Auteur(s): T. Earl and A. Riley

4. Detection of predator dive patterns from stationary echosounder data

   Abstract:  Standard protocols for processing of echosounder data are geared towards the estimation ... of biomass indices of pelagic organisms. More transient visitors to the watercolumn however also give ... echoes, and the data provided by the echosounders may be used to assess the behaviour of these organisms ... , as well as their interactions with the pelagic residents. Using freely available software and neural ...

   Meeting Document : WG-EMM-2019/34 : Auteur(s): T. Klevjer and G. Skaret

5. Estimates of local biomass with uncertainty for Antarctic (Dissostichus mawsoni) and Patagonian (D. eleginoides) toothfish in research blocks in Subareas 48.6 and 58.4

   estimated using a CPUE-by-seabed-area analogy method and Chapman tag-recapture methods following the advice ... of WG-SAM. The trend analysis decision rules developed by WG-FSA 17 were applied to provide catch ... limits for 2018/19. The only research blocks in which there were adequate recaptures were 486_2, 486_3 ... and 486_4. However, as the trend in all three of these research blocks was declining the revised catch ...

   Meeting Document : WG-FSA-18/12 : Auteur(s): CCAMLR Secretariat

6. e-sc-iii-a8.pdf

   ... of this species because the catches are primarily of juveniles and there is little or no fishing on ... the 1976/77 and 1977/78 seasons came from this sub-area. In subsequent years, no large catches of ... ) probably, according to the BIOMASS group, from off Elephant Island) in 1979/80. No catches have been ... , but show no clear trend, though the figure for 1983/84 is reported to be low. 24. Size and age application/pdf attached to:WG-FSA-84

   Meeting Report : WG-FSA-84

7. Activités de pêche INN et tendances en 2017/18 et listes des navires INN

   Abstract:  This paper summarises information held by the Secretariat in relation to IUU fishing ... ports, and combined international efforts leading to seizure of the vessel and prosecution of the Master ... by Indonesian authorities. Instances of unidentified fishing gear retrieved in the Convention Area ... are explained with recommendations to SCIC and the Commission. Author(s):  CCAMLR Secretariat Title ...

   Meeting Document : CCAMLR-XXXVII/12 : Auteur(s): CCAMLR Secretariat

8. Progress update on Antarctic toothfish inter-connectivity project

   Abstract:  Here we provide a progress update on the Antarctic toothfish genetic connectivity ... nine CCAMLR members with the vast majority of these collected during the 2017/18 season. Of the planned ... sample collections of Antarctic toothfish and recommend the CCAMLR data warehouse develops sample data ... Approved Document Release Consent:  No Delegation responsibility for releasing documents:  Australia ...

   Meeting Document : WG-FSA-18/64 : Auteur(s): D. Maschette, A. Polanowsk, B. Deagle, D.C. Welsford and P. Ziegler

9. Accumulation of stranded plastic objects and other artefacts at Inaccessible Island, central South Atlantic Ocean

   repeated the survey made at the same site during 1984, when the highest density of artefacts at the Tristan ... adrift in the South Atlantic Ocean. Published in: S. Afr. T. Nav. Antarkt., Deel 18, No. 1, 1988 Author(s ... m boulder beach at the western point of Inaccessible Island, central South Atlantic Ocean. This ... Inaccessible Island. The minimum rate of artefact accumulation was 88 objects km-1 year-1. Total numbers of ...

   Meeting Document : CCAMLR-VII/BG/04 : Auteur(s): P.G. Ryan and B.P. Watkins (South Africa)

10. Evaluating MPA scenarios in Planning Domain 1 using a dynamic food-web model

    Abstract:  We describe a spatially and temporally dynamic food-web model of the region surrounding ... the Western Antarctic Peninsula that can be used to evaluate the potential impacts of various marine ... protected area (MPA) scenarios. We evaluate four MPA scenarios, including two representing portions of the ... General Protection Zone presented by the Delegations of Argentina and Chile (SC-CAMLR- XXXVI/18). Our ...

    Meeting Document : SC-CAMLR-XXXVII/BG/04 : Auteur(s): Delegation of the USA

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