Resultados de la búsqueda
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Spatial patterns of temporal relationships in the Southern Ocean
modelled variables and show that this covariance in time between the mixed layer depth (MLD), sea surface ... limitation and nutrient limitation can be sharp and may be associated with the main hydrographic fronts (e.g ... Abstract: Phytoplankton production during the austral summer in the Southern Ocean is known to be ... time-variable patterns that are hard to explain. We analysed covariance between satellite-detected and ...
Meeting Document : WS-BSO-07/5 : Autor(es): M. Kahru and B.G. Mitchell (USA)
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e-sc-xxii-a4-appD.pdf
... Additional Data Available which should be Incorporated in CEMP or be Used in Conjunction with CEMP Data ... ? .......................................... 248 Can Useful Management Advice be Derived from CEMP or be Used in Conjunction with CEMP Data ... additional data available which should be incorporated in CEMP or be used in conjunction with CEMP data ... ? (iv) Can useful management advice be derived from CEMP or be used in conjunction with CEMP data? 2
application/pdf attached to:CEMP-REVIEW-WS-03Meeting Report : CEMP-REVIEW-WS-03
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e-sc-xix.pdf
... that has previously stated its intention to fish for krill. Compliance with Data Reporting ... agreed that confidentiality of fisheries on CF data may be an issue, however, some data were available in ... difficult task and requested that the Commission consider how it would wish catches be reported to the ... be underestimates of the true catches to an unknown extent. 2.17 The Scientific Committee noted that
application/pdf attached to:SC-CAMLR-XIXMeeting Report : SC-CAMLR-XIX
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Preliminary results of the experiments on the krill transport study in the South Orkney area (April 1992)
to 56.1 thous. t and 61.2 thous. t respectively. During the period remained the hydroacoustic ... dublicates of perimeter were made. Control hauls with midwater trawl were made on the regular basis. The ... average estimates of krill density were obtained by 15-miles intercepts of the perimeter, along with mean ... contour and in the second two- loss of krill. The aggregation was 52 thous. t greater than the loss. The ...
Meeting Document : WG-CEMP-92/34 : Autor(es): L.G. Maklygin, V.N. Shnar, A.P. Malyshko (Russian Federation) and A.G. Shepelev (Ukraine)
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e-sc-iii-a8.pdf
... , or the magnitude of a TAC for a particular stock, to be specified with more precision. Such studies ... meeting confirmed that this was likely to be a valuable approach. Calculations based on parameters for ... fishery before 1980 were in general agreement with the conclusions from other data that these stocks were ... relation of the current fishing mortality to that which would be desirable according to various policy
application/pdf attached to:WG-FSA-84Meeting Report : WG-FSA-84
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The krill distribution in waters around the South Shetland Islands: Preliminary results from an acoustic survey conducted by a Chinese krill fishing vessel in December 2013
. With this experience, more scientific data may be collected by the Chinese krill fishing vessels in the ... was conducted by the Chinese krill fishing vessel ‘FURONGHAI' in waters around the South Shetland ... Islands. Krill was found in most part of the survey area. The mean Sv of krill swarm tend to be higher in ... strait. The majority of the krill swarms were found in the upper 100 m with a thickness less than 30 m ...
Meeting Document : WG-EMM-14/47 : Autor(es): X. Wang, X. Zhao, G. Qi, T. Zuo, J. Zhu, J. Zhang and X. Li (People’s Republic of China)
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Practical options for developing feedback management for the krill fishery in Subarea 48.2
regular acoustic surveys by krill fishing vessels, coupled with ‘health checks’ that describe the status ... that the most probable source of information allowing expansion to Stage 2 would be the provision of ... Abstract: During 2013 WG-EMM agreed to form two inter-sessional task groups to progress work that ... reviewing the state of ecological knowledge for Subarea 48.2, we conclude that movement towards Stage 2 (in ...
Meeting Document : WG-EMM-14/04 : Autor(es): P. Trathan (United Kingdom), M. Santos (Argentina) and O.R. Godø (Norway)
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e-sc-xxix-a7.pdf
... be undertaken in 2010 (SC-CAMLR-XXVIII, paragraph 6.11), and agreed that this would form the ... Technical Group noted that the UK submission provided a useful template which could be used as a basis to ... develop a matrix through which observer programs could be assessed. It was decided that each of the key ... standard (iii) below minimum standard. 1.11 The Technical Group agreed that to be accredited, a program
application/pdf attached to:TASO-10Meeting Report : TASO-10
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e-cc-xix-a4.pdf
... Commission had decided in 1994 that a full audit should be performed on average once every two years, and in ... 1995 that this would be required at least once every three years. As a full audit has been performed ... required an extension for 2000 advised the Committee that they would again require an extension in 2001 ... Committee agreed that such Members would report to SCAF in 2001 on the results of such efforts. The
application/pdf attached to:SCAF-00Meeting Report : SCAF-00
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Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
generalised linear model (GLM) with a square-root link function and a unit variance function. A time series of ... standardised CPUE estimates and their precision can be obtained from the ‘fishing year’ parameter estimates ... together with ‘baseline’ parameter estimates, their variance–covariance matrix, and the inverse-link ... function. An alternative GLM with a more rigorous theoretical basis is introduced here. Catch is modelled ... expressed with catch as the response variable so that 20.5 , 1,..., ; 1,..., ij ij ij ij ij i y C E i ... that the log-link function can be imbedded in the power family of link functions where the power ... -count variable with mean τ (e.g. the number of fi sh in the haul). Since N can be zero at a frequency ... effort and predictor vari- ables specifi ed in ijη , can be carried out by fi tting a GLM (e.g. with ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Autor(es): Candy, S.G