Resultados de la búsqueda
-
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 : Autor(es): 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 : Autor(es): Delegation of the Russian Federation
-
Trade data analysis – Reconciliation of CDS data with fine-scale catch and effort data
Abstract: The reconciliation of CDS data with monthly fine-scale catch and effort data has ... demonstrated the effectiveness of the CDS to trace the catch of toothfish caught in the CCAMLR Convention Area ... ongoing. This reconciliation has demonstrated the success in the methodology and will in the future be ... implemented in the reconciliation of trade data and other relevant CCAMLR datasets. Author(s): CCAMLR ...
Meeting Document : CCAMLR-XXXVII/BG/14 Rev. 1 : Autor(es): CCAMLR Secretariat
-
Classification of Southern Ocean krill and icefish echoes using Random Forests
two or more echosounder frequencies. For commonly used frequencies, however, the differences for krill ... icefish are currently surveyed using bottom-trawls, but the resultant estimates of abundance may be biased ... because of the species’ semi-pelagic distribution. An acoustic estimate of the pelagic component of the ... population could indicate the magnitude of this bias, but first a reliable target identification method is ...
Meeting Document : WG-EMM-16/23 : Autor(es): N. Fallon, S. Fielding and P. Fernandes
-
Dietary composition of juvenile Dissostichus eleginoides (Pisces, Nototheniidae) around Shag Rocks and South Georgia, Antarctica.
Abstract: A diet analysis of the Patagonian toothfish Dissostichus eleginoides, trawled in the ... coefficient ‘‘Q’’ (%) methods. The samples consisted chiefly of immature specimens, with predominant length ... ranges of 30–70 cm (TL). Fish was by far the main food on the shelves of Shag Rocks and South Georgia ... by the frequency of occurrence method. Cephalopods and mysids were infrequent in the stomachs, and ...
Meeting Document : WG-FSA-05/P6 : Autor(es): Casaux, R., Barrera-Oro, E.R., Marschoff, E.R.
-
Proposal for an acoustic krill biomass survey in CCAMLR Division 58.4.2
krill in CCAMLR Division 58.4.2 (the South West Indian Ocean Sector) in January-March 2006. The survey ... limit can be established by CCAMLR. The planned survey will utilise a standardised design as adopted in ... previous B0 surveys in the CCAMLR Area and will use a similar methodology for collecting an analysing the ... data to that used on the CCAMLR2000 survey. The survey will be conducted from a single ship and will ...
Meeting Document : WG-EMM-04/37 : Autor(es): S. Nicol, S. Kawaguchi, T. Jarvis and T. Pauly (Australia)
-
Alternative method of parameters accuracy calculation in CMIX procedure applied to toothfish recruitment estimation
Abstract: The paper presents the application of the bootstrap method to estimate accuracy of ... mixture distributions parameters. The method allows to estimate statistical characteristics not only ... . The method has been applied to data from UK survey in 2002 that WG-FSA-03 used for toothfish ... recruitment calculations in S. Georgia area. The accuracy of mean length of component is high (CV~0.04), but ...
Meeting Document : WG-FSA-04/69 : Autor(es): P.S. Gasyukov (Russia)
-
Short note: time series of Drake Passage Oscillation Index (DPOI) from 1952 to 2003, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ... westerly winds (westerlies) determined from sea-level pressure differences across the Drake Passage ...
Meeting Document : WG-EMM-03/46 : Autor(es): M. Naganobu and K. Kutsuwada (Japan)
-
DEVELOPING MODELS OF ANTARCTIC MARINE ECOSYSTEMS IN SUPPORT OF CCAMLR AND IWC
is currently in draft form open to comment and is being developed to provide an introduction to the ... to the use of ecosystem models in CCAMLR and the IWC and a history of the developmental work in those ... organisations. It also provides an outline of the nature of modelling for these purposes and the general issues ... addressing uncertainties in this process. Lastly, it summarises the modelling platforms being developed in ...
Meeting Document : WG-EMM-08/14 : Autor(es): A. Constable (Australia)
-
Composition of Leucocytes in Peripheral Blood of Antarctic Toothfish Dissostichus mawsoni (Nototheniidae)
Abstract: The aim of the work is to study the leukocyte composition in blood of deep-water fish ... species by the example of Antarctic toothfish Dissostichus mawsoni. Fish were caught in January–February ... 2012 in the Ross Sea (Statistical Subarea 88.1) at depths from 690 to 1183 m from onboard “Yantar-31 ... ” longline fishing vessel. Blood samples were collected from the caudal artery of immature fish (10 specimens ...
Meeting Document : WG-EMM-14/P07 : Autor(es): I.I. Gordeev, D.V. Mikryakov, L.V. Balabanova and V.R. Miktyakov