Résultats de la recherche
-
AN UPDATED DESCRIPTION AND PARAMETERISATION OF THE SPATIAL MULTI-SPECIES OPERATING MODEL (SMOM )
Abstract: An updated version of the Spatial Multi-species Operating Model (SMOM) of krill ... -predator-fishery dynamics is described. This has been developed in response to requests for scientific ... advice regarding the subdivision of the precautionary catch limit for krill among 15 small-scale ... using the WG-SAM set of reference observations for Area 48 (the SAM calendar) is described. Alternative ...
Meeting Document : WG-SAM-08/17 : Auteur(s): É.E. Plagányi and D.S. Butterworth (South Africa)
-
Development of an acoustic sensor to estimate catch directly from the trawl during continuous krill harvesting
Abstract: This paper describes experiments and plans for development of an acoustic sensor to ... support precise catch reporting for the continuous krill harvesting fishery. Author(s): O.R. Godø, B ... . Krafft and F. Grebstad Title: Development of an acoustic sensor to estimate catch directly from the ... Secretariat Workflow Status: Content Approved Document Release Consent: No Delegation responsibility for ...
Meeting Document : WG-EMM-2019/15 : Auteur(s): O.R. Godø, B. Krafft and F. Grebstad
-
An assessment of the use of ocean gliders to undertake acoustic measurements of zooplankton: the distribution and density of Antarctic krill in the Weddell Sea
Abstract: A calibrated 120 kHz single-beam echo-sounder was integrated into an ocean glider and ... deployed in the Weddell Sea, Southern Ocean. The glider was deployed for two short periods in January 2012 ... density estimates by up to 8-fold. Glider-based, echo-sounder–derived krill density profiles for the two ... significant difference from observed profiles. Simulated glider dives required at least an order of magnitude ...
Meeting Document : WG-EMM-14/P02 : Auteur(s): D. Guihen, S. Fielding, E. Murphy, K. Heywood and G. Griffiths
-
Update on the ‘Demersal interactions with marine benthos in the Australian EEZ of the Southern Ocean: an assessment of the vulnerability of benthic habitats to impact by demersal gears’ project
Abstract: We provide an update on progress in the FRDC and industry-funded project “Demersal ... interactions with marine benthos in the Australian EEZ of the Southern Ocean: an assessment of the ... technologies and unique datasets for quantifying the dynamics and extent of the interactions between demersal ... fishing gears and deep sea habitats in the Southern Ocean, will assist with providing key components for ...
Meeting Document : WG-EMM-10/23 : Auteur(s): G.P. Ewing, D.C. Welsford and A.J. Constable (Australia)
-
CCAMLR Science: an update and suggested changes to document handling/submission
Abstract: An update on the citation ranking of CCAMLR Science and the online publication ... developments are provided. The Working Group is invited to comment on the procedures for citing and public ... and reviewers are thanked for their continued support to CCAMLR Science. Author(s): Secretariat Title ... : CCAMLR Science: an update and suggested changes to document handling/submission Approval: Approved ...
Meeting Document : WG-EMM-10/13 : Auteur(s): Secretariat
-
An initial analysis of data provided from the deployment of scientific observers in the krill fishery
for future sampling scheme, including the potential for an adaptive responding to the variability in ... Abstract: An analysis of the observer data provided from the krill fishery was undertaken using a ... (CCAMLR Secretariat) Title: An initial analysis of data provided from the deployment of scientific ...
Meeting Document : WG-EMM-12/60 : Auteur(s): S. Thanassekos (CCAMLR Secretariat), S. Candy (Australia), E. Appleyard (CCAMLR Secretariat), S. Kawaguchi (Australia) and K. Reid (CCAMLR Secretariat)
-
An address to citizen’s marine summit
Abstract: The main aims of CCAMLR are reviewed in an essay which discusses the advances in the ... requirements of science to provide information for rational management. It is concluded that co-operation is ... it would be improved by an increased spirit of trust between the various parties. Author(s): I ... . Everson (United Kingdom) Title: An address to citizen’s marine summit Approval: Approved ...
Meeting Document : WG-KRILL-93/32 : Auteur(s): I. Everson (United Kingdom)
-
An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island
tonnes for the plateau and 18 tonnes for Shell Bank. An assessment based on the results of a survey ... populations on the Heard plateau are sufficiently different from those on Shell Bank for them to be managed ... conducted at the end of the 1997 fishing season would allow for a catch limit on the Heard plateau of 900 ... ., Williams, R. Title: An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island ...
Meeting Document : WG-FSA-97/29 : Auteur(s): de la Mare, W.K., Constable, A., Williams, R.
-
AN ASSESSMENT OF ARTIFICIAL BAIT (NORBAIT™) AS A MEANS OF REDUCING THE INCIDENTAL CATCH OF MACROURUS AND OTHER BYCATCH SPECIES IN HIGH LATITUDE TOOTHFISH FISHERIES
line with control mags baited with squid, the vessel’s preferred bait for toothfish and alternating ... mags using an artificial or reconstituted bait (Norbait 800C™). Results from Subarea 48.4 indicated ... trials were carried out. In this area although Norbait reduced the incidental bycatch of Macrourus, an ... . These reductions effectively meant an increase in fishing effort and time to achieve the same target ...
Meeting Document : WG-FSA-08/52 : Auteur(s): J.M. Fenaughty (New Zealand)
-
Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
Abstract: This paper outlines the theory and procedures for calibrating an echo integration ... acoustic system with a standard sphere. It presents the results of an extensive calibration of a Simrad ... biomass estimation. Author(s): D.A. Demer and R.P. Hewitt (USA) Title: Calibration of an acoustic echo ...
Meeting Document : WG-KRILL-92/17 : Auteur(s): D.A. Demer and R.P. Hewitt (USA)