Search results
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Evaluation of the results of trawl selectivity experiments by Poland, Spain and USSR in 1978/79, 1981/82 and 1986/87
Paper Title: Evaluation of the results of trawl selectivity experiments by Poland, Spain and USSR ... (Figure 3; see also Table 1.1 of the Appendix). Similarly, no clear relationship was observed between SF ... studied and there is no clear relationship between mesh size increase and L50• For these reasons the ... encourage further experiments with the 'open mesh' netting. There is no information available to evaluate ... SC-CAMLR-VIII/BG/20 Rev. 1 EVALUATION OF THE RESULTS OF ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 163–196 : Author(s): Slosarczyk, W., E. Balguerias, K. Shust and S. Iglesias
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Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean
-c 1 325 T. Pacnpenene~~e M . carinatus no ~ c e 2 6aH~e 6b1no PaBHOMePHbIM. Resumen Este ... Paper Title: Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern ... Indian Ocean Abstract / Description: This paper provides an assessment of the distribution and abundance ... of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean (Divisions 58.4.1 and 58.4.3 ... ) based on results from a trawl survey in 1999. This is the first quantitative assessment of M. carinatus ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 171–178 : Author(s): van Wijk, E.M., A.J. Constable, R. Williams and T. Lamb
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Observations on haul-out patterns and trends in the breeding populations of southern elephant seal at Península Valdés (Patagonia) and Stranger Point (25 de Mayo - King George I.)
Paper Title: Observations on haul-out patterns and trends in the breeding populations of southern ... de Mayo-King George I. were studied during the breeding season from 1979 to 1987. Two main objectives ... were taken into consideration: haul-out pattern and the female population trend. In both places, the ... intrinsic population growth rate is positive. In 1982, at Stranger Point, a sharp decrease of the female ... population growth rates were based on the exponential function: Nt = No e rt as suggested by Caughley (1977 ... PATTERNS AND TRENDS IN THE BREEDING POPULATIONS OF SOUTHERN ELEPHANT SEAL AT PENINSULA VALDES (PATAGONIA ... (patagonia) and 25 de Mayo-King George I. were studied during the breeding season from 1979 to 1987. Two ... main objectives were taken into consideration : haul-out pattern and the female population trend. In ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 453-463 : Author(s): Vergani, D.F., M.N. Lewis and Z.B. Stanganelli
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Analysis of variability of krill size and fish by-catch in the Japanese krill fishery based on scientific observer data
Bayes modelling to estimate the spatio–temporal variation of data caused by biological processes ... Paper Title: Analysis of variability of krill size and fish by-catch in the Japanese krill ... fishery based on scientific observer data Abstract / Description: To estimate the optimal relative sample ... size of scientific observer data collected on Antarctic krill commercial fishing vessels, the ... . Observer datasets from the Japanese krill fishery from 1995 to 2008 were analysed using a hierarchical ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 31–47 : Author(s): Okuda, T. and M. Kiyota
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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
insufficient time to mix through the population, the overlap between the release site of individual fish ... Paper Title: Factors that may influence the accuracy of abundance estimates from CCAMLR tag ... -recapture programs for Dissostichus spp. and best practice for addressing bias Abstract / Description: The ... Lincoln-Petersen equation, the simplest form of an abundance estimator using tag-recapture data, was used ... programs. The methods that have been used in CCAMLR tag-recapture programs to mitigate such biases, or to ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Author(s): Welsford, D.C. and P.E. Ziegler
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The status of krill (Euphausia superba DANA) resources in CCAMLR Statistical Divisions 58.4.2 and 58.4.3 from 1988 to 1990. Results of acoustic surveys
Paper Title: The status of krill (Euphausia superba DANA) resources in CCAMLR Statistical ... 1977 the YugNIRO Research Institute (Kerch, USSR) has carried out biological and ecological monitoring ... of krill resources in the central part of the Indian Ocean sector of the Antarctic (CCAMLR ... Statistical Divisions 58.4.2 and 58.4.3). Results of surveys conducted from 1988 to 1990 are discussed in the ... density distribution. 3. DISCUSSION OF THE RESULTS In 1988 no macro-scale survey was conducted in the ... WG-KRILL-90/17 THE STATUS OF KRILL (EUPHAUSIA SUPERBA ... ACOUSTIC SURVEYS V.A. Bibik and V.N.Yakovlev* Abstract Since 1977 the YugNIRO Research Institute ... (Kerch, USSR) has carried out biological and ecological monitoring of krill resources in the central ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 163–173 : Author(s): Bibik, V.A. and V.N. Yakovlev
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Otolith microstructure of juvenile mackerel icefish (Champsocephalus gunnari) (Channichthyidae) in the South Georgia area
) (Channichthyidae) in the South Georgia area Abstract / Description: The otolith microstructure of juvenile ... a trawl survey of juveniles in February–March 2002 on the South Georgia shelf. Juvenile fish ... comprised two year classes arising from spawning in the 1999/2000 and 2000/01 split-years. The mean width of ... daily otolith growth increments decreased from 6 μm during the first 100 days (total length (TL) 4.5 cm ... days. The length range of fi sh varied widely due to the protracted spawning period. No annual marks ... ) (CHANNICHTHYIDAE) IN THE SOUTH GEORGIA AREA L.V. Shcherbich AtlantNIRO 5 Dmitry Donskoy Street Kaliningrad ... 236000, Russia Email – atlant@baltnet.ru Abstract The otolith microstructure of juvenile mackerel icefi ... survey of juveniles in February–March 2002 on the South Georgia shelf. Juvenile fi sh comprised two year ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 173–181 : Author(s): Shcherbich, L.V
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Book review: Fish and Fish Resources of the Antarctic
Paper Title: Book review: Fish and Fish Resources of the Antarctic Abstract / Description: This ... Russian-speaking readership. The book represents the first complete summary, prepared by a Russian author ... fish species. Moreover its value is enhanced by the author having participated in many fisheries ... research expeditions in Antarctica. The introduction notes that until the 1960s Antarctic waters were still ... FISH AND FISH RESOURCES OF THE ANTARCTIC K.V. Shust VNIRO, 17a V. Krasnoselskaya Moscow 107140 ... and Oceanography (VNIRO), Moscow Shust, K.V. 1998. Fislzes nnd Fish Resoz~rces of the A~ztnrctic ... I Brief essay of the Antarctic ichthyofauna Chapter I1 Fish distribution in Antarctic waters 1 ... . Zoogeographical zonation 2. Zonation by fish productivity Chapter I11 Ichthyogeographical cornplex of the ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 165–168 : Author(s): Shust, K.V
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Quantifying vessel performance in the CCAMLR tagging program: spatially and temporally controlled measures of tag-detection rates
Paper Title: Quantifying vessel performance in the CCAMLR tagging program: spatially and ... tagging program is critical to the successful management of a number of toothfish fisheries in Antarctica ... . In particular, tag-detection rates are directly linked to stock size estimated from the tag data in ... an integrated stock assessment. Previous attempts to assess the relative reliability of vessels in ... yields (Mormede et al., 2011a, 2011b; Mormede, 2011). In those analyses, the assumed values of ... mortality of tagged fish and the subse- quent detection rate of recaptured tagged fish are important input ... parameters. For example, under- estimating the tag-detection rate of the fleet will result in an ... overestimate of the stock biomass. The assessment model assumes that all vessels have equal tag-detection ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 73–80 : Author(s): Mormede, S. and A. Dunn
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Commercial fishing vessels as research vessels in the Antarctic – requirements and solutions exemplified with a new vessel
– olavrune@imr.no C. Reiss National Oceanographic and Atmospheric Administration Southwest Fisheries ... Paper Title: Commercial fishing vessels as research vessels in the Antarctic – requirements and ... solutions exemplified with a new vessel Abstract / Description: The climate-induced changes presently seen ... in the ecosystems of the Antarctic region require a precautionary approach with respect to the human ... as adequate monitoring, to avoid unintended impacts on the harvested stocks and the associated ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 11–17 : Author(s): Godø, O.R., C. Reiss, V. Siegel, J.L. Watkins