Résultats de la recherche
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Morphometrics, maturity and movement of the Antarctic skates Amblyraja georgiana and Bathyraja eatonii in the Ross Sea
. The regressions for these species should be used with caution. The length at 50% maturity for male A ... sexes combined. It is probable that large females are larger and heavier than males of the same size ... length at 50% maturity of male and female B. eatonii could not be accurately determined, but may be ... -area 88.1 over the 1999–2000 through 2001–02 seasons. Returns suggest some long-term survival, small ...
Meeting Document : WG-FSA-02/42 : Auteur(s): M.P. Francis and N.W. McL. Smith (New Zealand)
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Assessment of toothfish in Subarea 48.3, 2006
the region 3300 – 3600 t would be consistent with CCAMLR decision rules. Author(s): D.J. Agnew, R ... 48.3. We provide sensitivity runs that include revised maturity and catch weighted proportion at length ... trends and construct a model that uses age-based observations, specifically estimates of catches at age ... derived from otolith examination of a random sample of the catch. 3. All the assessments suggest that the ...
Meeting Document : WG-FSA-06/53 : Auteur(s): D.J. Agnew, R. Hillary, M. Belchier, J. Clark and J. Pearce (United Kingdom)
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WS-BSO-07
(s): Monday, 13 August 2007 to Friday, 17 August 2007 Submissions Due: Monday, 30 July 2007 Meeting ... and H.J. Griffiths (UK) WS-BSO-07/12 Spatial disposition of euphausiid larvae in relation with the ... , P.W. Froneman, I.J. Ansorge, M.N. Bester, C.A. Tosh, T. Strauss, T. Akkers, O. Gon, R.W. Leslie and ...
Meeting
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Preliminary assessment of Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on a survey in April–May 2003
that it may be appropriate to adjust estimates of cohort strength for catchability where possible. The ... estimate for 2004 was 2,680 t. Initial tests of length at age assumptions indicated that using a specified ... length at age vector that did not include growth beyond 15 years had only small effects on projected long ... of the length distribution of the catches suggest that the two gears sample a similar range of sizes ...
Meeting Document : WG-FSA-03/33 : Auteur(s): A.J. Constable, C.R. Davies, R. Williams and T. Lamb (Australia)
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Preliminary assessment of mackerel icefish, Champsocephalus gunnari, on the Heard Island Plateau (Division 58.5.2) based on a survey in April–May 2003
steady yield if possible need to be explored further in the development of a management procedure that ... approximately 20% of the 2002 estimate. This decline in abundance is consistent with the passage of the strong ... the strength of this cohort will not be possible until the May 2004 survey is complete. The estimates ... ) implementations indicated that the GYM version provided slightly higher estimates of short-term yield. These ...
Meeting Document : WG-FSA-03/32 : Auteur(s): A.J. Constable, C.R. Davies, R. Williams and T. Lamb (Australia)
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Preliminary analyses of data collected during experimental phases of the 1994/95 and 1995/96 Antarctic crab fishing seasons
100 to 300 fathoms. The Phase 1 results suggest that it would not be appropriate to extrapolate local ... suggested that depletion estimators will not be appropriate tools for estimating local abundances of P ... models and depletion estimators. Results from the generalised additive models show that the density of ... . spinosissima. It was not possible to determine whether depletion estimators can be used to estimate crab ... 100 to 300 fathoms. The Phase 1 results suggest that it would not be appropriate to extrapolate local ... movement and suggested that depletion estimators will not be appropriate tools for estimating local ... greater than about 72 hours were generally associated with strings that had been left on the fishing ... predicted to fall between those of the Northern and Central areas. It should be noted that the smooth ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 141–159 : Auteur(s): Watters, G
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e-sc-vi.pdf
... agreed that there would be considerable value in the Group liaising with scientists involved in national ... of the meeting would be discussed. ADOPTION OF THE AGENDA 2.1 The Chairman noted that since the ... future data should be reported in accordance with existing decisions, by Stalant sub-area and division ... Ecosystem Monitoring Program. It was therefore recommended that wherever possible these data be reported
application/pdf attached to:SC-CAMLR-VIMeeting Report : SC-CAMLR-VI
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e-sc-xiv-a5.pdf
... Peninsula and southern Kerguelen Plateau areas, where the distribution may be confused with that of ... , it acknowledged that this work was usually only possible with the provision of adequate funds ... Group recommended that attempts be made to clarify misunderstandings that national reporting agencies ... gear loss may be significant in longline fisheries; • data on the proportion of fish with a
application/pdf attached to:WG-FSA-95Meeting Report : WG-FSA-95
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e-sc-40-a7.pdf
... with them so that advice to the Commission can be provided on the basis of the best available science ... and 2022/23 would be consistent with CCAMLR’s decision rules. 3.54 The Working Group noted that ... recommended that the CCAMLR Fishery Report for this area be updated with this Stock Annex. 3.70 The Working ... Secretariat for the logbook developments and noted that all observers present on vessels may be included in
application/pdf attached to:WG-FSA-2021Meeting Report : WG-FSA-2021
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WG-FSA-17
trends in 2016/17 and IUU Vessel Lists CCAMLR Secretariat SC-CAMLR-XXXVI/08 Convener's Report of the ... with krill fishery in the Atlantic sector of the Southern Ocean L. Wei, G.P. Zhu and Q.Y. Yang WG-FSA ... mercury and methylmercury concentrations in Antarctic toothfish (Dissostichus mawsoni): Health risk ... -surface temperature in Ross Sea, Weddell Sea and the sea off Peru for the ice analysis T. Namba, T. Ichii ...
Meeting