Résultats de la recherche
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The application of CCAMLR Ecosystem Monitoring Program (CEMP) standard methods in the Antarctic site inventory project
project's methodology, particularly with respect to counting penguin nests and chicks. At each site ... methodology fully conforms with sampling strategies recommended by the CEMP working Group, enabling the ... Inventory to detect a 10% or 20% change in a parameter with a significance level as. 01 and a statistical ...
Meeting Document : WG-EMM-97/38 : Auteur(s): Naveen, R.
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DISTRIBUTION OF KRILL AT THRESHOLD DENSITIES SUITABLE FOR FISHING IN THE ATLANTIC SECTOR: ANALYSIS OF THE 2000 SYNOPTIC SURVEY DATA
shelf SSMUs in terms of the frequency of 1nm integration units with krill densities above and below a ... . This was also true with other threshold values in the range 25 to 200 gm2 although the difference was ... with those that affect the behaviour and performance of the fishery. Author(s): S. Hill and D. Agnew ...
Meeting Document : WG-EMM-08/16 : Auteur(s): S. Hill and D. Agnew (United Kingdom)
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OTOLITH CHEMISTRY REFLECTS FRONTAL SYSTEMS IN THE ANTARCTIC CIRCUMPOLAR CURRENT
Bank; 2) Mn/Ca enrichment associated with South America; 3) Sr/Ca linked to the presence of Circumpolar ... eddies may account for affinities with neighbouring sampling areas, bringing water from the Subantarctic ... with depth and improved cross-validation by 14%, giving 85% classification rates to South American and ...
Meeting Document : WG-FSA-08/P04 - Abstract : Auteur(s): J.R. Ashford, A.I. Arkhipkin and C.M. Jones
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Orientation of Antarctic krill in an aquarium
strength (TS) values, since TS varies with body orientation. Krill body orientation was measured in an ... . Although mature females with marked swelling of the cephalothorax were not included in the experiment, the ... estimated on the basis of Kils’ model. Mature females with swollen cephalothorax demonstrated larger tilt ...
Meeting Document : WG-KRILL-93/24 : Auteur(s): Y. Endo (Japan)
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Population assessment of Patagonian toothfish in the north of Subarea 48.4 – 2010 update
Abstract: The target tagging rate of 5 fish per tonne was exceeded by both vessels, with 232 D ... is consistent with the theory that the bulk of the biomass is dominated by a small number of cohorts ... 48.4 are very similar to that from the previous season with a B 0 of 1,123 t (compared to 1,127 t in ...
Meeting Document : WG-FSA-10/39 : Auteur(s): J. Roberts and D. Agnew (UK)
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Estimation of tag-loss rates for tagged fish in the Patagonian toothfish (Dissostichus eleginoides) fisheries at Heard Island and McDonald Islands in Division 58.5.2
, with longline-caught and recaptured fish losing their tags quicker than trawl-caught and recaptured ... fish. With an initial tag-loss proportion of 2.8% and ongoing tag-loss rate of 0.056 in the longline ... -loss rate for longline varied strongly between time periods, with l = 0.007 for 2003-2006, l = 0.021 ...
Meeting Document : WG-FSA-17/21 : Auteur(s): P. Ziegler
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Hydroacoustic data obtained around Elephant Island and South Orkney Islands during austral summer 2018
acoustic information survey was carried out with a SIMRAD EK80 wide band scientific echosounder at a ... frequency of 38 kHz and a SIMRAD ES70 fishing echosounder equipped with a 120 kHz frequency transducer. The ... South Orkney Islands (1,120 nm). Concentrations of krill (Euphausia superba), the pelagic species with ...
Meeting Document : WG-FSA-18/05 : Auteur(s): N.A. Alegría and P.M. Arana
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Time series of Antarctic krill estimates around the South Shetland Islands from 2013 to 2019
Subarea 48.1 is submitted with accompanying description of the acoustic survey and data analysis ... data were collected with ship-mounted Simrad EK60 scientific echosounder system. A swarm-based Echoview ... EV template was used for echo-integration, and the areal krill density with coefficient of variance ...
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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RAPPORT SUR L'ÉVALUATION INDÉPENDANTE DES SYSTÈMES DE GESTION DES DONNÉES DE LA CCAMLR
appropriately managed and that data and information are made available in accordance with CCAMLR’s rules for ... Secretariat’s revised Strategic Plan has addressed recommendations dealing with improvements to the ... outlined, together with a proposed schedule for their implementation. Author(s): Secretariat Title ...
Meeting Document : CCAMLR-XXX/05 : Auteur(s): Secretariat
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PRESENCE OF IUU VESSEL IN SPANISH PORT
, and arrived in Vigo with no cargo on board. In view of the fact that the vessel is configured as a ... complying with the rules that govern entry of fishing vessels flying a foreign flag into Spanish ports. A ... finding of violation was issued against the ship, in accordance with Spanish legislation. From the ...
Meeting Document : CCAMLR-XXIX/BG/38 : Auteur(s): Delegation of Spain