Résultats de la recherche
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Antarctic fur seal population dynamics update and assessment of census error at SSSI No. 32, Livingston Island, South Shetlands, Antarctica (2000/2001)
Abstract: Cape Shirreff and San Telmo Islets (SSSI Nº32) shelter the largest breeding population ... of Antarctic fur seals, Arctocephalus gazella, in the South Shetland Archipelago. Since all censuses ... up to date have been single counts and do not allow the calculation of confidence limits, a protocol ... was developed for assessing uncertainties in the estimates of the counts (inter and intra-observer ...
Meeting Document : WG-EMM-01/49 : Auteur(s): R. Hucke-Gaete (Chile)
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Research standards for exploratory fisheries
Abstract: The potential for data poor exploratory fisheries in the CAMLR Convention area to ... recommendations are made for optimizing this potential. The types of data that have led to successful assessments ... in the past are reviewed. Exploratory fisheries and research questions for subareas without currently ... assessed stocks (48.6, 58.4, parts of 88.1 and 88.2) are summarized. The multi-nation, multi-year ...
Meeting Document : WG-SAM-11/15 Rev. 1 : Auteur(s): D. Kinzey (USA)
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Krill distribution and biomass variability within Subarea 48.3 in June 1991
within each survey. The maximum horizontal extension of swarms was 120 m, although about 70% of swarms ... less than 1 tonne. Average statistical parameters of swarms in the polygon varied insignificantly from ... survey to survey, while the swarm number varied within the board range from 1 918 to 7 000 and further to ... 1 554 units. Krill biomass in the polygon varied spasmodically within the range from 1 091 to 6 085 ...
Meeting Document : WG-KRILL-93/35 : Auteur(s): S.M. Kasatkina, E.N. Tymokhin, P.P. Fedulov and K.E. Shulgovskiy (Russia)
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A sensitivity analysis of a simple krill individual-based model designed to investigate length-based recruitment indices
Abstract: As part of the CCAMLR Scheme of International Scientific Observation, observers on ... -board Krill (Euphausia superba) fishing vessels measure the length of individual Krill sampled from ... commercial catches. These extremely valuable data may be used to monitor the state of harvested Krill ... provides insight into the underlying population dynamics. Three main processes drive temporal changes in ...
Meeting Document : WG-EMM-13/23 : Auteur(s): S. Thanassekos and K. Reid (Secretariat)
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Interim protocol for fish/fish larvae by-catch observation in krill fishery
colleagues/operators/observer coordinators in response to these recent requests by the CCAMLR Scientific ... Committee (SC-CAMLR 2006). The purpose of developing this protocol is to standardize the larval fish by ... -catch observation among observers and vessels so that we can later use it for quantitative analysis. The ... fish identification can also be verified by the CCAMLR fish experts by using systematically archived ...
Meeting Document : WG-EMM-07/25 : Auteur(s): S. Kawaguchi (Australia)
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Valeur des ressources marines capturées dans la zone de la Convention de la CCAMLR – une évaluation de la valeur brute des produits
Abstract: In 2015, the Commission identified eleven tasks (Tasks i to xi) for ongoing ... consideration by the Intersessional Correspondence Group – Sustainable Financing (CCAMLR-XXXIV, paragraph 4.5 ... ). In early 2016, noting specific direction from the Commission regarding additional consideration of ... the administrative component of notification fees (see CCAMLR-XXXV/11), the ICG-SF, using the ...
Meeting Document : CCAMLR-XXXV/10 : Auteur(s): CCAMLR Secretariat
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Sur la répartition provisoire du seuil de déclenchement dans la pêcherie d'Euphausia superba des sous-zones statistiques 48.1, 48.2, 48.3 et 48.4
. Taking into account the current state of krill fishery in Area 48 and other important factors, Ukraine ... proposes to upgrade the Conservation Measure 51-07 in order to redistribute the trigger level of catch in ... includes additional precautional measures to avoid interceptance of the krill fishery and the preadors ... follow the precautional conservation principles of the Convention and in the same time will not inflict ...
Meeting Document : CCAMLR-XXXV/30 : Auteur(s): Delegation of Ukraine
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Development of a vessel safety checklist and debriefing protocol for use in SISO
Abstract: In accordance with the recommendations of the 2013 Panel Review of the CCAMLR Scheme of ... International Scientific Observation (SISO) (SC-CAMLR-XXXII/07 Rev. 1), the U.S. proposal [1] to amend the Text ... of SISO recommends the performance of a vessel safety check (see proposed Annex II in CCAMLR-XXXVI/25 ... ) prior to observer deployment, as well as the use of a form and protocol for debriefing observers to be ...
Meeting Document : CCAMLR-XXXVI/BG/16 : Auteur(s): Delegation of the USA
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Krill Spill: An opportunistic approach to collecting penguin diet and krill length data
Abstract: Over time there has been a general decline in the collection of penguin diet ... composition data through the A8 parameter of the CEMP program, due to concerns surrounding the invasive nature ... of the methods. A pilot study was conducted at Esperanza Station for the 2017/18 season to consider ... obtained from collecting samples of ‘krill spill’, which comes from regurgitation during chick feeding. The ...
Meeting Document : WG-EMM-18/45 : Auteur(s): E. Grilly, M. Santos, K. Reid and A. Silvestro
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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