Résultats de la recherche
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 2001–2002
birds: two White-chinned Petrels Procellaria aequinoctialis and one Grey Petrel P. cinerea. Average ... Abstract: This paper summarises seabird bycatch during 1 July 2001-30 June 2002 of sanctioned ... from the previous season when 0.009 birds were killed per 1000 hooks. Author(s): B.P. Watkins (South ...
Meeting Document : WG-FSA-02/17 : Auteur(s): B.P. Watkins (South Africa)
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Potential climate change effects on the habitat of Antarctic krill
summer foraging sites of many of these predators are concentrated between 0° and 90°W. Parts of this ... sector into two zones: A band around the Antarctic Circumpolar Current in which habitat quality is ... that the direct effects of warming could reduce the area of growth habitat by up to 20%. The reduction ... consequently to Southern Ocean biodiversity and ecosystem services. Author(s): S.L. Hill, T. Phillips and A ...
Meeting Document : WG-EMM-13/20 : Auteur(s): S.L. Hill, T. Phillips and A. Atkinson (United Kingdom)
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Time series of Antarctic krill estimates around the South Shetland Islands from 2013 to 2019
. Distribution of Antarctic krill for the 2013/14 to 2015/16 and the 2017/18 to 2018/19 fishing seasons were ... the South Shetland Islands, one of the major fishing ground for Antarctic krill in Area 48. Acoustic ... increasing trend during the last 6 years, increased from 20.22 g m-2 in December 2013 to 70.13 g m-2 in ... February 2019. Author(s): X. Yu, X. Wang, X. Zhao, J. Zhang, G. Fan, Y. Ying and J. Zhu Title: Time ...
Meeting Document : SG-ASAM-2019/04 Rev. 1 : Auteur(s): X. Yu, X. Wang, X. Zhao, J. Zhang, G. Fan, Y. Ying and J. Zhu
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WG-FSA-96
areas Cielniaszek, Z., Pakhomov, E.A., Iwami, T. WG-FSA-96/20 Precautionary measures for a new fishery ... -96/30 Spatial distribution of Champsocephalus gunnari in Subarea 48.3. Some implications for ... the ‘Journal of Animal Ecology’ Watters, G. WG-FSA-96/34 Preliminary analyses of data collected during ... meeting of the CCSBT’s Ecologically Related Species Working Group Wellington, New Zealand, 18 to 20 ...
Meeting
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PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2), BASED ON A SURVEY IN APRIL 2009, USING THE GENERALISED YIELD MODEL
year class detected in the last two years’ surveys is now fully recruited as the 3+ cohort, and ... yield for the area of Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. The strong ... dominates the population. Author(s): D.C. Welsford (Australia) Title: PRELIMINARY ASSESSMENT OF MACKEREL ...
Meeting Document : WG-FSA-09/33 : Auteur(s): D.C. Welsford (Australia)
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FAO Port State Measures Agreement
Agreement opened for signature for one year. The Agreement will enter into force 30 days after the date of ... . 15 PART 5 ROLE OF FLAG STATES Article 20 Role of flag States 1. Each Party shall require ... aprobación, el Acuerdo quedó abierto a la firma por un año. El Acuerdo entrará en vigor 30 días después de ... vessels not entitled to fly its flag that are seeking entry to its ports or are in one of its ports ...
Document : Site Section: Compliance
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Estimating uncertainty in local biomass estimates of toothfish in CCAMLR in Subareas 58.4 and 48.6 research blocks
most years, providing some confidence in the estimates from the two different methods. The large ... differences in Antarctic toothfish biomass estimates using the two different methods suggests that the ... underlying assumptions currently made in one or both of the methods are likely to be invalid. We recommend ... the largest discrepancies. Author(s): L. Robinson, P. Burch and K. Reid Title: Estimating ...
Meeting Document : WG-SAM-17/12 : Auteur(s): L. Robinson, P. Burch and K. Reid
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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
specify growth, mortality, age-dependent selectivity and seasonal patterns in fishing mortality. Results ... ) 1.21 I 0 10 20 30 40 50 60 Length (mm) Selectivity (b) 1.6 1 1 0 2 4 6 Age (years) Relative ... one-year projection, the exit numbers in each age class are assigned to the next highest age class ... numbers in each age class over one year. The number in each age class satisfies the differential ... age structure is projected forward one year so that So is estimated over the same period as the ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Auteur(s): Constable, A. and W.K. de la Mare
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2016/17
. Entanglements of two Antarctic fur seals were observed at Bird Island and one at Signy Island, with three ... albatrosses (90 items; 69 %). There were no observed incidences of hydrocarbon soiling or entangled seabirds ... albatrosses, but below the mean for black-browed albatrosses and giant petrels. Author(s): C. Waluda Title ...
Meeting Document : SC-CAMLR-XXXVI/BG/35 : Auteur(s): C. Waluda
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Notothenia (P.) guntheri stock status and TAC estimation in the area of Shag Rocks (Subarea 48.3)
(Subarea 48.3) Abstract / Description: Data on age composition of catches and fishing efforts for 1979/80 ... 1987/88; (c) Fishing intensity in the predicted period is F 0.1. In the first two cases TAC is 12.3 ... commercially taken age groups (2-4 years); (b) Fishing intensity in the predicted period is at the level of ... 160 thousand tonnes when the Gamma method was used (actual values of first and second age groups ... on age composition of catches and fishing efforts for 1979/80-1987/88 were used to analyse N ... ; ( c ) Fishing intensity in the predicted period is FO.1• In the first two cases TAG is 12.3-12.7 ... /80-1987/88 ont ete utilisees pour analyser I'etat des stocks de N. guntheri. Sur la base de ces ... no npOMhICJIOBOMY YCMJIMIO 3a 1979/80-1987/88 OhIJIM MCnOJIb30BaHbI ,l(JI.H MCCJIe,l(OBaHM.H ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 53-68 : Auteur(s): Shust, K. and R. Borodin