Résultats de la recherche

1. Remotely-sensed vessel positioning and data reporting systemsApplication to the CCAMLR Convention Area

   use of data on vessel position and movement are also mentioned. A possible configuration for a CCAMLR ... Abstract:  This paper summarises the utility of transponders for fisheries management and compares ... Secretariat Workflow Status:  Content Approved Document Release Consent:  No Delegation responsibility for ...

   Meeting Document : CCAMLR-XIII/11 : Auteur(s): Secretariat

2. Diel vertical distribution of Antarctic krill around the South Shetland Islands in February 2019 and its potential effect on biomass estimation

   , while 16.5 % compared to 5.7 % of the corresponding total NASC value (m 2 n.mile-2) integrated for ... that, when 15m is used for upper integration layer limit, both daytime survey and nighttime survey are ... likely underestimate the krill density due to the shallow distribution pattern of the animal, which may ... responsibility for releasing documents:  China ...

   Meeting Document : SG-ASAM-2019/05 : Auteur(s): X. Wang, X. Yu, J. Zhang and X. Zhao

3. Modifications to the Generalised Yield Model: updated input of recruitment time series data and annual fishing selectivity functions

   , endeavouring to predetermine the recruitment series with an average value of M is no longer necessary for ... sections for each year at which the selectivity is altered. Author(s):  A.J. Constable (Australia) Title ... functions for different years in the assessment model. This is done in the usual way but with repeated input ... Abstract:  Revisions to the Generalised Yield Model provide for re-estimating the recruitment ...

   Meeting Document : WG-FSA-01/74 : Auteur(s): A.J. Constable (Australia)

4. New CCAMLR SISO Observer Manuals and updated longline logbook

   data collection for a focussed skate tagging programme in the Ross Sea, beginning in the 2020 season ... Abstract:  This paper presents two new observer manuals for finfish and krill fisheries. The ... standard tasks and requirements for observers as well as supplementary information to aid data collection ... Document Release Consent:  No Delegation responsibility for releasing documents:  CCAMLR Secretariat ...

   Meeting Document : WG-EMM-2019/75 : Auteur(s): CCAMLR Secretariat

5. Antarctic sea ice losses drive gains in benthic carbon drawdown

   phytoplankton die and sink to the sea-bed where the carbon is sequestered for thousands of years. This carbon ... sink acts as a negative feedback to climate change, with an estimated 2.9 million tonnes of carbon ... drawdown per year on the West Antarctic continental shelf. Carbon accumulation differs significantly ... productive region per km 2 but, at only 4x10 4 km 2, the greatest overall gains are for the larger ...

   Meeting Document : SC-CAMLR-XXXIV/BG/34 : Auteur(s): Delegation of the United Kingdom

6. Updating the 2017 stock assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region

   Abstract:  The Antarctic toothfish stock assessment for the Ross Sea region (Subareas 88.1 and ... may result from the implementation of the Ross Sea region MPA. An update of the 2015 stock assessment ... is proposed for the 2017 stock assessment which will maintain the current structure of the model ... while including updated catch, age-frequency, and tag-release and recapture data. Yield projections ...

   Meeting Document : WG-SAM-17/41 : Auteur(s): S. Mormede and S. Parker

7. Sea ice characterisation of the proposed Ross Sea region Marine Protected Area Special Research Zone

   Abstract:  Paper CAMLR-XXXIV/29 proposes an MPA for the Ross Sea region that includes a Special ... Research Zone (SRZ) along with three other General Protection Areas. This paper presents an analysis of sea ... ice within and surrounding the boundaries of the proposed SRZ over the past 16 years, the impact it ... still removed from the area in constraining ice years (2010 and 2013). The main influence of sea ice on ...

   Meeting Document : SC-CAMLR-XXXIV/BG/31 : Auteur(s): S. Parker, S. Hoyle, S. Hanchet and R.J.C. Currey (New Zealand)

8. Estimating food consumption of marine predators: Antarctic fur seals and macaroni penguins

   predators. This study developed an algorithm for synthesizing information about physiology, metabolism ... ?06) and 0?65 (CV = 0?19) G tonnes year –1 for fur seals and macaroni penguins, respectively. The per ... year –1 for Antarctic fur seals and 0?45 (CV = 0?22) tonnes year –1 for macaroni penguins. 4. The ... macaroni penguins compete for krill with a commercial fishery, these results provide an insight into the ...

   Meeting Document : WG-EMM-02/23 : Auteur(s): I.L. Boyd (United Kingdom)

9. Diet composition and observations on reproduction of Champsocephalus gunnari in Subarea 48.3 in March/April 1996, Dr Eduardo Holmberg survey

   items, known as an important alternative food in years of krill scarcity, were ingested only ... higher than those reported for the 1991 and 1994 years of krill shortage. The analysis of the ovarian ... in the region in levels equivalent to the historical years of high abundance. Author(s):  Marschoff ...

   Meeting Document : WG-FSA-96/28 Rev. 1 : Auteur(s): Marschoff, E., Barrera-Oro, E., Casaux, R.

10. Some biological characteristics of Antarctic fish stocks in the Elephant Island–South Shetland Island region in January–February 2002

    for those species for which an extended length range was covered (Chaenocephalus aceratus ... on krill and to an unusually large extent on fish. C. aceratus up to 30 – 35 cm length took primarily ... –somatic indices was provided for C. aceratus, C. gunnari, Chionodraco rastrospinosus, Cryodraco ...

    Meeting Document : WG-FSA-02/20 : Auteur(s): K.-H. Kock (Germany), C.D. Jones (USA), J. Appel (Germany), G. von Bertouch (CCAMLR Secretariat), D.F. Doolittle (USA), M. la Mesa (Italy), L. Psenichnov (Ukraine), R. Riehl (Germany), T. Romeo (Italy), S. Schöling (Germany) and L. Zane (Italy)

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