Resultados de la búsqueda
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Fishery Report: Dissostichus eleginoides (TOP) Heard Island (Division 58.5.2)
selectivity is high for 6-year-old fish and effectively declines to zero for fish older than 20 years. The ... bu nd an ce (m il) 2002 2004 2006 2008 2010 0 10 00 0 20 00 0 30 00 0 40 00 0 Year of ... longline gear is better able to catch older fish (>20 years) more efficiently than trawl gear for which ... fishery an extra selectivity function (Sel_f2_s2r) was fitted for recent years. These curves show the ...
Document : Site Section: Publications
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Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector
the Southern Ocean Atlantic sector have been studied on the basis of the data for 1987-1989. Mean ... for fish from the notal area is, probably, 5 years. E. carlsbergi investigated in the Antarctic waters ... catches, occurred in much high amount to the east of 30°W. In the notal area the length of E. carlsbergi ... somewhat higher,with the highest increment being observed at the 1st and 2nd years of life. Limiting age ...
Meeting Document : WG-FSA-90/21 : Autor(es): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)
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Simulation experiments and CCAMLR yield estimates using CASAL
present an example model for the fictitious fishery on a fictitious species Dissostichus spurious (Everson ... were fitted with an expected percent root mean squared error (%RMSE) of less than 20%. The inclusion of ... Abstract: This paper describes an approach, using CASAL, to undertake operating model/estimation ... model experiments for Dissostichus spp., and methods for calculating CCAMLR yields using CASAL. We ...
Meeting Document : WG-FSA-SAM-05/9 : Autor(es): A. Dunn (New Zealand)
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Net-based verification of acoustic techniques used to identify Antarctic krill
during two cruises to the South Georgia region in 1996. For each net-sampled aggregation the differences ... ' using an SDWBA-derived range for Sv120-3, (iii) '2 freq 2-16'- with an Sv120-38 range ... orientation distributions for the two cruises were estimated with the SDWBA model, with cruise specific ... . Using the SDWBA model, dB difference identification ranges based on the length-frequencies of krill in ...
Meeting Document : SG-ASAM-09/04 : Autor(es): J. Watkins and S. Fielding (United Kingdom)
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Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
selectivity for 6-year-old fish, effectively declining to zero for fish older than 20 years. The length ... nd an ce (m il) 2002 2004 2006 2008 0 10 00 0 20 00 0 30 00 0 40 00 0 Year of Survey B ... for D. eleginoides in the region taking into account deep water but with an emphasis on fishing ... , is an estimated parameter calculated separately for each of the two CPUE series. 4. Stock ...
Document : Site Section: Publications
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Fishery Report: Dissostichus eleginoides Heard Island (Division 58.5.2)
selectivity for 6-year-old fish, effectively declining to zero for fish older than 20 years. The length ... , is an estimated parameter calculated separately for each of the two CPUE series. 4. Stock ... 110 000 for this data, while the abundance-at-age data does not provide information on an upper limit ... across years in estimated year-class strength. 4 TOP 58.5.2 Table 3: Input parameters for the ...
Document : Site Section: Publications
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Report of the 1995/96 Japanese Whale Research Programme Under Special Permit in the Antarctic (JARPA) in Area IV and eastern part of Area III
eastern part of Area In (south of 60° S between 35°E and 70°E). The survey was conducted for 118 days ... expected. Survey in the eastern part of Area III was conducted as a feasibility study on stock identity ... , and samples were taken during an early and late period of the feeding season in order to study intra ... -seasonal changes. During the sampling, one animal was taken randomly from schools sighted as primary ...
Meeting Document : WG-EMM-96/48 : Autor(es): Yuzu, S., Ishikawa, H., Mogoe, T., Kawasaki, M., Hishii, T., Shimamoto, K., Tohyama, D., Nibe, H., Taguchi, F., Hidaka, H., Ono, K., Yamashiro, K., Yoshida, T., Tamura, T., Nishiwaki, S.
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TOWARDS THE BALANCED STOCK ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
Abstract: Last two years two different approaches were used for stock assessment of Antarctic ... mostly based on likelihoods and potentially could insure proper mutual weighting of signals from all ...
Meeting Document : WG-SAM-08/08 : Autor(es): D. Vasilyev and K. Shust (Russia)
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Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas
age of first recruitment is also an important consideration. The simulated yields correspond, on the ... Islands areas Abstract / Description: The benefits of conservation measures are generally based on the ... rebuilding of the depleted stocks and improvement in yields. It is desirable that such measures be based on ... the expected rate of recovery relative to rates of fishing. A simulation model based on a ... about 4 times the initial yield at the end of the 20-year simulation, doubling in four years for both ... presents projections of the stocks and catch over the next 20 years for the major species of concern at ... survey data base, the stock increases slowly by about 50% over the 20 years at F = 0.071. For F = 0.142 ... = 0.72 and by 6 for F = 0.36 at the end of the 20 years simulated. 3. Summary of Trends 3.1 South ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Autor(es): Hennemuth, R.C., K.D. Bisack and G. Duhamel
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Prácticas en la CCRVMA
. International internships – on technical and scientific subjects are open for application from any person who ... their area of interest and the dates they are available for an internship and forward via email to the ... CCAMLR Secretariat at ccamlr [at] ccamlr [dot] org by 1 December 2022. All applications for an internship ... The Secretariat provides occasional internship opportunities of two types. Translator internships ...
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