Search results
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Environment–krill relations in the South Georgia marine ecosystem
Paper Title: Environment–krill relations in the South Georgia marine ecosystem Abstract ... . In this study, time series of krill abundance (CPUE) indices were derived from Soviet fishing operations ... agrees with other data which give direct or indirect indications of krill availability, suggesting it can ... consistent, supporting suggestions that the variability in krill abundance around South Georgia is strongly ... CCAMLR Science, Vol. 3 (1996): 13-30 ENVIRONMENT-KRILL ... series of krill abundance (CPUE) indices were derived from Soviet fishing operations ... generally agrees with other data which give direct or indirect indications of krill availability ... &mperature was more consistent, supporting suggestions that the variability in krill abundance around South ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 13–30 : Author(s): Fedoulov, P.P., E. Murphy and K.E. Shulgovsky
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
Paper Title: A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across ... : A probabilistic Bayesian Maximum Entropy (MaxEnt) technique was used to estimate the abundance of Antarctic krill ... (Euphausia superba) across the Scotia Sea using data from the CCAMLR 2000 Krill Synoptic Survey of Area 48 ... (CCAMLR-2000 Survey) and to map the density distribution of krill across the survey area. Density values ... A QuAntified BAyesiAn MAxiMuM entropy estiMAte of AntArctic Krill ABundAnce Across the scotiA seA ... (MaxEnt) technique was used to estimate the abundance of Antarctic krill (Euphausia superba) across ... the Scotia Sea using data from the CCAMLR 2000 Krill Synoptic Survey of Area 48 (CCAMLR-2000 Survey ... ) and to map the density distribution of krill across the survey area. Density values for the unsurveyed off ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Author(s): Heywood, B.G., A.S. Brierley and S.F. Gull
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Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data - Autumn 1989/90
Paper Title: Krill biomass assessment in Statistical Area 48 from the RV AtlantNIRO data- Autumn ... 1989/90 Abstract / Description: A krill biomass census survey was carried out at two fishing grounds ... to 3.6 knots. The total krill stock on the poorly studied site off the South Sandwich Islands ... and commercial harvesting. The overall krill stock here was estimated to be 1.1 million tonnes. Most ... WG-KRILL-90/21 KRILL BIOMASS ASSESSMENT IN STATISTICAL ... AREA 48 FROM THE RV ATLANTNIRO DATA - AUTUMN 1989/90 A.C. Fedotov* * Abstract A krill biomass ... m layer using a modified Isaacs-Kidd trawl. Trawling speed was 3.2 to 3.6 knots. The total krill stock ... is well-established in terms of both research and commercial harvesting. The overall krill stock here ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 115–121 : Author(s): Fedotov, A.C.
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
Paper Title: Alternative methods for determining subarea or local area catch limits for krill ... precautionary catch limit on krill (Euphausia superba) in Statistical Area 48. The measure also implies ... methods of determining subarea or local area krill catch limits are evaluated relative to six criteria ... between krill and their predators are explicitly considered and the potential for delayed implementation ... WG-KRILL-92/16 ALTERNATIVE METHODS FOR DETERMINING ... SUBAREA OR LOCAL AREA CATCH LIMITS FOR KRILL IN STATISTICAL AREA 48 G. Watters and R.P. Hewitt ... * Abstract CCAMLR Conservation Measure 32/X sets a 1.5 million tonne precautionary catch limit on krill ... or local area krill catch limits are evaluated relative to six criteria: (i) the degree to which ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 237–249 : Author(s): Watters, G. and R.P. Hewitt
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Acoustic estimates of krill biomass in the Elephant Island area: 1981–1993
Paper Title: Acoustic estimates of krill biomass in the Elephant Island area: 1981–1993 Abstract ... / Description: Acoustic estimates of krill biomass in the vicinity of Elephant Island are presented ... on previous reports adjusted for the recently proposed definition of krill target strength (Greene et al ... Acoustic estimates of krill biomass in the Elephant Island area: 1981–1993 ... CCAMLR Science, Vol. 1: 1-5 ACOUSTIC ESTIMATES OF KRILL ... 92093, USA (Supported by the Hertz Foundation) Abstract Acoustic estimates of krill biomass ... of krill target strength (Greene et al., 1991). Biomass estimates range from 267 X 103 tonnes (March ... g/m2. Resume Estimations acoustiques de la biomasse du krill a proximite de l'ile Elephant pour les ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 1–5 : Author(s): Hewitt, R.P. and D.A. Demer
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Brief comments on the simulation study made by Professor Butterworth on krill fishing by an individual Japanese trawler
Paper Title: Brief comments on the simulation study made by Professor Butterworth on krill ... questions are raised concerning the simulation study of the Japanese krill fishery carried out ... by Butterworth (1988). Firstly, the simulation study used krill distribution parameter values based on the FIBEX ... in our knowledge of krill distribution is necessary before the routine implementation of searching time ... MADE BY PROF. BUTTERWORTH ON KRILL FISHING BY AN INDIVIDUAL JAPANESE TRAWLER T. Ichii and Y. Endo ... of the Japanese krill fishery carried out by Butterworth (1988). Firstly, the simulation study used krill ... . It is suggested that an improvement in our knowledge of krill distribution is necessary before the routine ... essentielles sont sou levees concernant I'etude par simulation de la pecherie japonaise de krill effectuee ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 347–350 : Author(s): Ichii, T. and Y. Endo
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Note on estimating krill abundance from acoustic data on individual aggregations
Paper Title: Note on estimating krill abundance from acoustic data on individual aggregations ... Abstract / Description: The fundamental equations and assumptions underlying estimation of krill abundance ... is superior for the estimation of regional krill abundance and its variance since it is easier to apply ... Note on estimating krill abundance from acoustic data on individual aggregations ... WG-KRILL-91/20 NOTE ON ESTIMATING KRILL ABUNDANCE FROM ... equations and assumptions underlying estimation of krill abundance using echo-integration information ... description des equations et des hypotheses fondamentales, a la base de l'estimation de l'abondance du krill ... At its Second Meeting in Leningrad, the CCAMLR Working Group on Krill (WG-Krill) emphasised ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 219–223 : Author(s): Hampton, I. and D.G.M. Miller
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Survey design to estimate krill abundance during FIBEX
Paper Title: Survey design to estimate krill abundance during FIBEX Abstract / Description: One ... for assessing the abundance of krill. The survey design used in the southwest Atlantic study area of the FIBEX ... is described in this paper. Sampling involved the use of echo sounders for estimating krill abundance as well ... as collection of data on the size, density and distribution of krill swarms. In addition, information on surface ... SC-CAM LR-VII/BG/7 SURVEY DESIGN TO ESTIMATE KRILL ... of krill. The survey design used in the southwest Atlantic study area of the FIBEX is described ... in this papers. Sampling involved the use of echosounders for estimating krill abundance as well as collection ... of data on the size, density and distribution of krill swarms. In addition, information on surface water ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 253–263 : Author(s): Everson, I., I. Hampton and G.M. Jolly
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A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula
Paper Title: A fine-scale model of the overlap between penguin foraging demands and the krill ... using the total catch of krill taken within 100 km of penguin colonies in their breeding season ... and the distribution of the krill fishery in Subarea 48.1 (South Shetland Islands). As this index has proven unsuitable ... developed. The new index reflects the functional interaction between these two utilisers of the krill ... MODEL OF TlHE OVERLAP BETWEEN PENGUIN FORAGING DEMANDS AND THE KRILL FISHERY IN THE SOUTH SHETLAND ... , Australia Abstract CCAMLR has been using the total catch of krill taken within 100 km of penguin ... foraging areas of penguins and the distribution of the krill fishery in Subarea 48.1 (South Shetland ... the functional interaction between these two utilisers of the krill resource and is based on a detailed model ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Author(s): Agnew, D.J. and G. Phegan
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Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001
Paper Title: Sea-surface temperature and krill catches around South Georgia in December–February ... for conducting a krill fishery in the area during the entire year. The reliability of these forecasts could ... be appraised by comparing them with krill catches obtained under various hydrological conditions. In comparison ... . The total catch of krill was 81 369 tonnes in 1989/90 and 123 562 tonnes in 1990/91. However, it dropped ... . 9 (2002): 165–172 165 SEA-SURFACE TEMPERATURE AND KRILL CATCHES AROUND SOUTH GEORGIA IN DECEMBER ... a krill fi shery in the area during the entire year. The reliability of these forecasts could ... be appraised by comparing them with krill catches obtained under various hydrological conditions ... activities in the area. The total catch of krill was 81 369 tonnes in 1989/90 and 123 562 tonnes in 1990/91 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Author(s): Vanyushin, G.P