Résultats de la recherche
-
Chemical marking protocols for Antarctic starry skate age validation
Abstract: A field study is planned to validate the thorn ageing method for Antarctic starry skate ... (Amblyraja georgiana). This study is a fast, simple ‘add-on’ that will complement the aims of the skate ... tagging programme. The antibiotic terramycin (oxytetracycline hydrochloride, OTC) will be injected into ... skates brought into the boat for tagging during the 2019-20 skate tagging programme in the Ross Sea ...
Meeting Document : WG-SAM-2019/10 : Auteur(s): M. Francis and S. Parker
-
ANALYSIS OF VARIABILITY OF KRILL SIZE AND FISH BY-CATCH IN JAPANESE KRILL FISHERY BASED ON SCIENTIFIC OBSERVER DATA
hierarchical Bayesian model. The model was composed of multistage cluster units (i.e., years, subarea, vessels ... , and haul) based on a state-space model, which can separate biological process error in the population ... dynamics from observation error caused by the fishery activity and individual observation. In both krill ... length and bycatch fish number, the parameters estimated by MCMC showed the variation among years ...
Meeting Document : WG-EMM-11/39 : Auteur(s): T. Okuda and M. Kiyota (Japan)
-
DEVELOPMENT OF A METHODOLOGY FOR DATA QUALITY ASSESSMENT
Abstract: Measures are developed which aim to summarise the quality of fishing event, catch, and ... biological sampling data from a fishing trip. In particular these measures aim to quantify the prevalence of ... position or time reporting errors, the diversity of catch, the extent to which catch data follow Benford ... 's Law for the distribution of the first significant digit, whether length-frequency data have been ...
Meeting Document : WG-SAM-08/13 : Auteur(s): D.A.J. Middleton and A. Dunn (New Zealand)
-
Assessing status and change in Southern Ocean ecosystems
Abstract: A great challenge for Southern Ocean ecosystem science is to assess the status and ... function can be unambiguously assessed in the future. This challenge includes being able to assess the ... likelihood of different states in the future. These requirements are needed by different bodies regionally ... and globally for making tactical decisions, such as catch limits and conservation requirements in the ...
Meeting Document : WG-EMM-13/36 : Auteur(s): A. Constable (Australia), D. Costa (USA), E. Murphy (United Kingdom), E. Hofmann, O. Schofield (USA), A. Press (Australia), N. Johnston (United Kingdom) and L. Newman (Australia)
-
Using stationary acoustic platforms to assess precision and accuracy of acoustical krill surveys
Abstract: The current CCAMLR protocol specifies daytime acoustic sampling in order to avoid ... issues of krill migrating too close to the surface to be acoustically detected, as well as potential ... data were collected both during day and night for the 2019 Scotia Sea large-scale krill monitoring ... survey. Data from upward-looking, stationary platforms offer unique opportunities for assessing the ...
Meeting Document : WG-EMM-2019/32 : Auteur(s): T. Klevjer, G. Skaret and B.A. Krafft
-
First record of anti-Brucella antibodies in Arctocephalus gazella and Leptonychotes weddellii from Cape Shirreff, Livingston Island, Antarctica
Abstract: This paper describes the first detection of Brucella sp. antibodies in pinnipeds from ... (Arctocephalus gazella) and one Weddell seal (Leptonychotes weddellii) sera were tested by the Rose Bengal test ... sp. were detected with the RBT, the CFT and the c-ELISA in six of the seventeen samples involving the ... two animal species. It is concluded that a Brucella sp. described as affecting marine mammals in the ...
Meeting Document : SC-CAMLR-XVIII/BG/17 : Auteur(s): Delegation of Chile
-
CEMP INDICES: 2008 UPDATE
Abstract: The CCAMLR Ecosystem Monitoring Program (CEMP) uses indices derived from data on ... indicator species collected by standard methods in the three Integrated Study Regions of the Convention Area ... . Each year the Secretariat updates the standardised index values and provides a summary of trends and ... sites and 13 different CEMP parameters for the 2007/08 season. No data was submitted from Edmonson Point ...
Meeting Document : WG-EMM-08/04 : Auteur(s): Secretariat
-
Notification of Vulnerable Marine Ecosystems in Statistical Area 58.4.1
bottom fishing gear on Vulnerable Marine Ecosystems (VMEs) are avoided. In order to satisfy the ... requirements of CM 22-06 a method is proposed to notify CCAMLR of the presence of VMEs and their location using ... a simple pro-forma. Two VMEs identified during the Australian CEAMARC-CASO cruise are notified using ... this form from Statistical Area 58.4.1, SSRU H. The use of 5 nm buffer zones around the location of the ...
Meeting Document : WG-EMM-08/38 : Auteur(s): Submitted by Australia
-
IUU Fishing in 2011/12 and development of methods to estimate IUU catches
Abstract: This paper has been provided by the Secretariat to assist WG-FSA and the Scientific ... fishing and estimates of IUU catches, including further consideration of the recommendations of JAG. The ... paper includes: consideration of patterns and activities associated with IUU fishing in the CAMLR ... Convention Area the methodology used in estimating IUU catches and trends in the CAMLR Convention Area a ...
Meeting Document : WG-FSA-12/11 Rev. 1 : Auteur(s): Secretariat
-
Net diagrams for Russian vessel notified for krill fishery in 2015/16
Abstract: According to the requirements of the Conservation Measure 21-03 (2014), this document ... provides information on the diagrams of fishing gears and marine mammal exclusion devices by the Russian ... -flagged vessel ‘Viktoriya’ that have submitted notifications of intent to participate in the 2015/16 ... Euphausia superba fishery (Notification has been submitted to CCAMLR Secretariat). Within the timeframe ...
Meeting Document : WG-EMM-15/29 : Auteur(s): Delegation of the Russian Federation