Search results
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on a UK survey in January 2004
Abstract: A preliminary assessment of mackerel icefish, Champsocephalus gunnari, was undertaken ... of a UK bottom trawl survey during January 2004. Using CCAMLR decision rules, an estimate of the one ... age 2+ fish only (age 1+ were not available from UK acoustic data in 2004). Estimates of short-term ... assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on a UK survey in January 2004 ...
Meeting Document : WG-FSA-04/78 : Author(s): R.C. Wakeford, D.J. Agnew, M.B. Collins and G.B. Parkes(United Kingdom)
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QUANTIFYING MOVEMENT BEHAVIOUR OF VESSELS IN THE ANTARCTIC KRILL FISHERY
Abstract: Ten years of recent finescale haul-by-haul krill data were used to characterize the ... behaviour of the krill fishery. Analysis of distance between hauls in relation to their catch level revealed ... of fishing grounds within this area. The same patterns were observed for vessels from other nations ... for describing a generalised fishery model. Updates for some of the parameters for the krill fishery ...
Meeting Document : WG-EMM-09/P05 : Author(s): S. Kawaguchi and S.G. Candy
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CPUEs and body length of Antarctic krill during 1995/96 season in the fishing grounds around the South Shetland Islands
. Main fishing grounds were persistently formed in the north of Livingston Island throughout the season ... . CPUE in December was high but from January through June CPUE was comparable to the value of Livingston ... area in the previous fishing season. From January through early May, modal size of krill differed ... length frequency was observed, and showed only single component with modal size of 47-48mm. Author(s ...
Meeting Document : WG-EMM-97/36 : Author(s): Naganobu, M., Kawaguchi, S., Ichii, T.
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Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
acoustic system with a standard sphere. It presents the results of an extensive calibration of a Simrad ... follows concerning the ramifications of calibration errors and variability on the accuracy of acoustic ... biomass estimation. Author(s): D.A. Demer and R.P. Hewitt (USA) Title: Calibration of an acoustic echo ...
Meeting Document : WG-KRILL-92/17 : Author(s): D.A. Demer and R.P. Hewitt (USA)
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2016–2019
implementation of the previous research program took place in 2010-2012 fishing seasons and investigate resource ... potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... together. Author(s): Delegation of the Russian Federation Title: Research program on resource potential ... and life cycle of Dissostichus species from the Subarea 88.2 A in 2016–2019 Microsoft Word File: sam ...
Meeting Document : WG-SAM-16/27 : Author(s): Delegation of the Russian Federation
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2016-2019
implementation of the previous research program took place in 2010-2012 fishing seasons and investigate resource ... potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... together. Author(s): Delegation of the Russian Federation Title: Research program on resource potential ... and life cycle of Dissostichus species from the Subarea 88.2 A in 2016-2019 Microsoft Word File: fsa ...
Meeting Document : WG-FSA-16/16 Rev. 1 : Author(s): Delegation of the Russian Federation
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Recruitment of Antarctic krill (Euphausia superba) and possible causes for its variability
Abstract: Between year variability of krill year class success and recruitment during the 1977 ... abundance of the 1 + age class, varies substantially between years, whereas it is quite similar between ... conditions during the preceding winter season, the timing of krill spawning, and the occurrence of dense salp ... concept is developed describing the interactions of various parameters leading to good or poor krill ...
Meeting Document : WG-EMM-95/15 : Author(s): Siegel, V., Loeb, V.
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Remotely operating camera network expands Antarctic seabirds observations of key breeding parameters for ecosystem monitoring and management
Abstract: This paper provides some of the detail to standardisation examples that are outlined in ... the more general Working Group paper titled ‘The importance of standardising and validating new ... methods for CEMP to maintain the robustness of long-term time series’. We recommend reading the general ... : Remotely operating camera network expands Antarctic seabirds observations of key breeding parameters for ...
Meeting Document : WG-EMM-15/P03 : Author(s): C. Southwell and L. Emmerson
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Supervised and unsupervised (RapidKrill) estimates of krill density from DY098
, using python, processing of acoustic data collected during the UK cruise DY098. The same ... up with a similar estimate of krill NASC and krill density as the supervised method. An ... estimate of krill density is supplied for the WCB survey using three methods. The multifrequency method ... produces a krill density of 8.60 gm-2, compared with 21.76 gm-2 (supervised) or 20.41 gm-2 (unsupervised ...
Meeting Document : SG-ASAM-2019/09 : Author(s): A. Ariza, S. Fielding and R. Blackwell
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Review of the CEMP standard methods and their delivery to the CEMP database
-EMM to continue review of the CEMP Standard Methods and their delivery to the CEMP database. The ... discussions were diverse in covering a wide range of parameters, methods and issues, but in the limited time ... available it was not possible to discuss all aspects of CEMP. The issues considered are presented under ... broad themes with some historical background to the development of those themes provided as context ...
Meeting Document : WG-EMM-04/70 : Author(s): C. Southwell, J. Clarke (Australia), K. Reid (United Kingdom), G. Watters (USA) and D. Ramm (CCAMLR Secretariat)