Search results
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Development of a generic operating model framework for data collection, assessment method and management strategy evaluations
framework will have a number of modules representing the fish population dynamics, harvest by fishing fleets ... with different gear types or metiers, sampling of data, stock assessment, and implementation of fishery ... management decisions. Author(s): P. Ziegler (Australia) Title: Development of a generic operating model ...
Meeting Document : WG-FSA-11/20 : Author(s): P. Ziegler (Australia)
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Development of a generic operating model framework for data collection, assessment method and management strategy evaluations
framework will have a number of modules representing the fish population dynamics, harvest by fishing fleets ... with different gear types or metiers, sampling of data, stock assessment, and implementation of fishery ... management decisions. Author(s): P.E. Ziegler (Australia) Title: Development of a generic operating model ...
Meeting Document : WG-SAM-11/13 : Author(s): P.E. Ziegler (Australia)
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PRELIMINARY ASSESSMENT OF TOOTHFISH IN SUBAREA 48.3
2006. Fits to the catch at age data are good, except for 2009 where large numbers of age 7 and age 9 ... lognormal recruitment suggest a long-term yield of 3900 t. Using a recent subset of estimated cohorts ... ASSESSMENT OF TOOTHFISH IN SUBAREA 48.3 Approval: Approved ...
Meeting Document : WG-FSA-09/28 Rev. 1 : Author(s): D.J. Agnew and T. Peatman (United Kingdom)
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The diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at South Georgia in January/February 1994
Abstract: The diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari ... ) around Shag Rocks and the mainland of South Georgia was analyzed from 3,691 stomachs collected in January ... Antarctomysis maxima), and krill (Euphausia superba) in the vicinity of South Georgia and T. gaudichaudii and ... ) Title: The diet composition and feeding intensity of mackerel icefish (Champsocephalus gunnari) at ...
Meeting Document : WG-FSA-94/15 : Author(s): K.-H. Kock (Germany), I. Everson, L. Allcock, G. Parkes (United Kingdom), U. Harm (Germany), C. Goss, H. Daly (United Kingdom), Z. Cielniaszek and J. Szlakowski (Poland)
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Distribution of salps near the South Shetland Islands; their ecological significance in the area
Abstract: Distribution and abundance of salps were studied near the South Shetland Islands during ... was dominant. Horizontal distribution of salps and krill did not overlap. Krill occurred abundantly at ... the high-chlorophyll a area, in contrast, salps exhibited high biomass in the area of low chlorophyll ... : Distribution of salps near the South Shetland Islands; their ecological significance in the area Approval ...
Meeting Document : WG-KRILL-93/17 : Author(s): J. Nishikawa, M. Naganobu, T. Ichii and K. Kawaguchi (Japan)
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Preliminary assessment of Subarea 48.3 mackerel icefish, Champsocephalus gunnari, based on the January 2013 survey
Abstract: A bootstrap procedure was applied to estimate the demersal biomass of mackerel icefish ... fishing season. Application of the CCAMLR rule, which ensures 75% biomass escapement after a two year ... projection period, yielded total allowable catch limit advice of 4635 tonnes for 2013/14 and 2659 tonnes for ... 2014/15. Author(s): C. Darby and T. Earl (United Kingdom) Title: Preliminary assessment of Subarea ...
Meeting Document : WG-FSA-13/27 : Author(s): C. Darby and T. Earl (United Kingdom)
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Echo integration in low signal to noise regimes: methods of noise estimation and removal
Abstract: The results of acoustic surveys, especially in low signal-to-noise regimes, are ... sensitive to the method used to exclude the contribution of background noise from the acoustic data. The use ... of thresholds to reject weak signals during data collection is inappropriate because the noise ... kHz with a Simrad EK500 are presented to demonstrate the highly variable nature of background noise. A ...
Meeting Document : WG-EMM-97/74 : Author(s): Higginbottom, I., Pauly, T.
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Development of the Patagonian toothfish (Dissostichus eleginoides) tagging program in Division 58.5.2, 1997–2014
; movement rates; growth; stock structure; and estimation of q of the trawl surveys; However, due to the ... spatial pattern of releases, toothfish movement, and recapture effort, it is unlikely that these data can ... recapture effort, are likely to rapidly improve the utility of this data for future assessments. Author(s ... ): D.C. Welsford, C. Péron, P.E. Ziegler and T.D. Lamb (Australia) Title: Development of the Patagonian ...
Meeting Document : WG-FSA-14/43 : Author(s): D.C. Welsford, C. Péron, P.E. Ziegler and T.D. Lamb (Australia)
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Foraging range and at-sea locations of female Antarctic fur seals, Cape Shirreff, Livingston Island, from 1999–2002
from their colony to feeding areas hours to days offshore, returning periodically to suckle. Outside of ... survival but that of her young. As such, a fundamental component to understanding the survival and ... reproductive success of fur seals is to identify habitat preferences. Our objective was to characterize the ... distribution and range of foraging females rearing pups at Cape Shirreff, Livingston Island, Antarctica. We ...
Meeting Document : WG-EMM-02/53 : Author(s): M.E. Goebel, S.N. Sexton and D.P. Costa (USA)
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Distribution and abundance of larval fishes collected in the western Bransfield Strait region, 1986–87
types of net hauls. Gear differences, the restricted geographical coverage, and between year variability ... vicinity of Gerlache Strait and island shelf areas; larvae were infrequently collected in Drake Passage ... but low compared to that of Notothenia gibberifrons (0.12 mm day-1). Author(s): Delegation of USA ... Title: Distribution and abundance of larval fishes collected in the western Bransfield Strait region ...
Meeting Document : SC-CAMLR-VIII/BG/36 : Author(s): Delegation of USA