Search results
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Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob and Lena Banks
-at-length/age and tag-recapture; uniform prior was used for initial biomass (B0) estimate. The MPD ... posterior trace for B0 compared to my previous versions. MCMC estimates for median biomasses became larger ... for B0, and multinomial-based weighting for proportion-at-length and/or tag-recapture. From the results ... , the smaller differences between MPD estimates of median B0 and MCMC ones and more convergence in MCMC ...
Meeting Document : WG-FSA-14/23 : Author(s): K. Taki (Japan)
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e-sc-40-a7.pdf
... , and the new C2 form be implemented in the 2022/23 season. 2.11 The Working Group further recommended ... undertaken as part of the taxon data project (WG-FSA-2019/14), a new pot observer logbook developed ... – Finfish Fisheries to cover the new observer pot form, and recommended the Scientific Committee endorse ... longline commercial data manual for consideration by Members, and a proposed new fine-scale catch ... proposed new fine-scale catch and effort longline data form (C2) for implementation in the 2022/23 season ... use in the 2021/22 season, and the new C2 form be implemented in the 2022/23 season. 2.11 The ... standardisation of species codes undertaken as part of the taxon data project (WG-FSA-2019/14), a new pot ... Scientific Observer’s Manual – Finfish Fisheries to cover the new observer pot form, and recommended the application/pdf attached to:WG-FSA-2021
Meeting Report : WG-FSA-2021
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e-sc-xix-a4-appG.pdf
... for krill is based, had been made 15 years previously, a new estimate of this limit was a high priority ... oceanographic sampling during the CCAMLR-2000 Survey could provide much new information of value to ecosystem ... , together with documentation, to a new CCAMLR database for archiving. Dr D. Ramm (Data Manager ... e-sc-xix-a4-appG.pdf APPENDIX G REPORT OF THE B0 ... previously, a new estimate of this limit was a high priority. While a standing stock estimate remained the ... provide much new information of value to ecosystem assessments undertaken by WG-EMM. The scope of the ... , and CTD profiles. These data are to be transferred, together with documentation, to a new CCAMLR application/pdf attached to:B0-WS-00
Meeting Report : B0-WS-00
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Fishery Report 2017: Dissostichus eleginoides South Georgia (Subarea 48.3)
(0.49–0.56) 2013 85.9 (81.6–90.8) 45.4 (41.3–49.7) 0.53 (0.50–0.55) 2015 85.9 (81.6–91.3 ... 70 80 90 100 + Proportion surviving 1.0 0.96 0.95 0.95 0.94 0.83 0.8 18. Since the length ... , specifically B0. 25. Likelihood profiles for B0 from the 2015 assessment (Figure 3) showed that estimates ... of B0 were most strongly influenced by the tag-release and recapture information which is included ...
Document : Site Section: Publications
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Fishery report: Dissostichus eleginoides South Georgia (Subarea 48.3)
catch, but they differ to a minor extent from a new catch series calculated by the Secretariat ... 21.74 1997/98 81 275 24.28 1998/99 55 074 12.80 1999/00 47 374 8.00 2000/01 74 056 17.49 2001 ... catch (tonnes) Subarea 48.3 SGSR stock1 1984/85 1 521 0 521 521 1985/86 1 733 0 733 733 1986 ... /87 1 1954 0 1954 1954 1987/88 2 876 0 876 876 1988/89 3 7060 144 7204 7204 1989/90 1 6785 437 ...
Document : Site Section: Publications
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CCAMLR protocol for krill biomass estimation
The original calculation of B0 arising from the CCAMLR-2000 survey was undertaken at the B0 ... is the protocol used to derive the current estimate of B0, and no single document is currently available ...
Meeting Document : SG-ASAM-16/02 : Author(s): S. Fielding, A. Cossio, M. Cox, C. Reiss and G. Skaret
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Fishery Report 2013: Closed fishery for Dissostichus spp. in Divisions 58.4.4a and 58.4.4b
began as a new fishery in 1998 Conservation Measure (CM) 138/XVI. Following the Commission’s ... . in the Convention Area had rendered it unrealistic to consider this fishery as ‘new’ (CCAMLR-XVIII, paragraph 10.14 ... VME taxa 26. All Members are required to submit, within their general new (CM 21-01 ... 0 0 0 0 0 104 2007 closed 0 0 0 0 0 109 2008 closed (80) 0 18 <1 58 77 0 2009 closed 0 0 0 0 0 0 2010 closed ...
Document : Site Section: Publications
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Estimation of krill (Euphausia superba) mortality and production rate in the Antarctic Peninsula region
with data of an identical survey with RV Polarstern in 1987/88. Seasonal variation between summer and winter ... and resulted a rate of Z = 0.88 (1989/90) and Z = 0.96 (1987/88). Production was estimated and resulted ... a P/B ratio of 0.88 to 0.94 for different years. The exchange rate of water masses and krill biomass within ... in 1987/88. Seasonal variation between summer and winter abundance/biomass data exceeded a factor of 1:35 ... . 4 (Spec. 1): 224-246. DIMMLER, W. and T.H. KLINDT. 1990. A new electronic system for the rectangular ... midwater trawl (RMT). Mar. Bioi. 107: 345-348. ETTERSHANK, G. 1984. A new approach to the assessment ... Webs. Berlin, Heidelberg, New York: Springer. pp 304-307 . HEYWOOD, R.B., I. EVERSON and J. PRIDDLE ... (Eds.): Antarctic Nutrient Cycles and Food Webs. Berlin, Heidelberg, New York: Springer. pp 362-371 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 159–176 : Author(s): Siegel, V.
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Fishery Report 2015: Dissostichus eleginoides South Georgia (Subarea 48.3)
–0.56) 2013 85.9 (81.6–90.8) 45.4 (41.3–49.7) 0.53 (0.50–0.55) 2015 85.9 (81.6–91.3) 44.7 ... 48.3. Length class (cm) 40 50 60 70 80 90 100 + Proportion surviving 1.0 0.96 0.95 0.95 0.94 0.83 ... , specifically B0. 25. Likelihood profiles for B0 from the 2015 assessment (Figure 3) showed that estimates ... of B0 were most strongly influenced by the tag-release and recapture information which is included ...
Document : Site Section: Publications
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Fishery Report 2016: Dissostichus eleginoides South Georgia (Subarea 48.3)
85.1 (78.9–92.1) 44.9 (38.9–51.9) 0.53 (0.49–0.56) 2013 85.9 (81.6–90.8) 45.4 (41.3–49.7) 0.53 ... (0.50–0.55) 2015 85.9 (81.6–91.3) 44.7 (41.4–48.7) 0.52 (0.50–0.54) 27. Stochastic long-term ... in the assessment for Dissostichus eleginoides in Subarea 48.3. Length class (cm) 40 50 60 70 80 90 100 ... parameters estimated by the model, specifically B0. 25. Likelihood profiles for B0 from the 2015 ...
Document : Site Section: Publications