Resultados de la búsqueda
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Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone
-lived species such as toothfish cannot be inferred from length-frequency data alone Abstract ... about using unstandardised catch rate data have led to a desire to draw inferences about stock status ... and fishing mortality from length-frequency data alone. In this paper, a number of length-based stock ... eleginoides) are illustrated. While length-frequency data can be useful in assessments when integrated with ... -recapture data from the main trawl ground. CCAMLR Science, 18: 29–45. Constable, A.J. and W.K. de la Mare ... notification of intention to fish, measures requiring data collection, and decision rules for setting pre ... - cautionary catch limits. The intent of the data col- lection is to provide sufficient data from research and ... data collection plan, and a tagging program specify the collection of four main data types: spatially ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Autor(es): Ziegler, P.E., D.C. Welsford and A.J. Constable
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An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and functional relationships (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Paper Title: An overview of Southern Ocean zooplankton data: abundance, biomass, feeding and ... an enormous amount of data on Southern Ocean (SO) zooplankton, mostly on their distribution with a ... minority addressing rate processes. This review aims to summarise these data and show where it resides, to ... , distribution and feeding. Second, advice is provided on the uses, strengths and limitations of zooplankton data ... Science, Vol. 19 (2012): 171–218 171 AN OVERVIEW OF SOUTHERN OCEAN ZOOPLANKTON DATA: ABUNDANCE ... data on Southern Ocean (SO) zooplankton, mostly on their distribution with a minority addressing rate ... processes. This review aims to summarise these data and show where it resides, to assist SO food-web ... and feeding. Second, advice is provided on the uses, strengths and limitations of zooplankton data as ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 171–218 : Autor(es): A. Atkinson, P. Ward, B.P.V. Hunt, E.A. Pakhomov and G.W. Hosie
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Supplementary data on exploited stocks in Division 58.5.1 (Kerguelen)
Paper Title: Supplementary data on exploited stocks in Division 58.5.1 (Kerguelen) Abstract ... the lack of recent fishery data. File: 12-Duhamel.pdf ... WG-FSA-89/9 SUPPLEMENTARY DATA ON EXPLOITED STOCKS IN ... status of Dissostichus eJeginoides because of the lack of recent fishery data. Resume Les resultats ... des campagnes de peche 1986/87 a 1988/89 realisees dans la division 58.5.1 (iles Kerguelen) ont ... permis de reexaminer le statut des differents stocks de poissons exploites. Pour Notothenia rossii ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 147–161 : Autor(es): Duhamel, G.
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Erratum and Addendum - Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects – CCAMLR Science, 11: 59–80 (2004)
Paper Title: Erratum and Addendum- Modelling catch and effort data using generalised linear ... ModElling cAtch And Effort dAtA using gEnErAlisEd linEAr ModEls, thE twEEdiE distribution, rAndoM vEssEl ... Lambda E xt en de d qu as i-d ev ia nc e 0.5 1.0 1.5 2.0 26 00 00 26 20 00 26 40 00 26 60 ... available from the author. references Candy, S.G. 2004. Modelling catch and effort data using ... . Liste des figures Figure 1: Quasi-déviance du profil étendue du paramètre de lambda dans le GLMM de ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 221–222 : Autor(es): Candy, S.G
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Fitting Euphausia superba into Southern Ocean food-web models: a review of data sources and their limitations
Paper Title: Fitting Euphausia superba into Southern Ocean food-web models: a review of data ... include krill in food-web models and to guide modellers to key sources of data. It describes the strengths ... series, demographic indices). Each data source has caveats and more efforts to combine them are ... REVIEW OF DATA SOURCES AND THEIR LIMITATIONS A. Atkinson* British Antarctic Survey Natural ... sources of data that will help food- web modellers represent post-larval krill in their models. Many ... strengths, caveats and uncertainties in the data used to parameterise these models. This paper focuses on ... models and to guide modellers to key sources of data. It describes the strengths of each method of ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 219–245 : Autor(es): A. Atkinson, S. Nicol, S. Kawaguchi, E. Pakhomov, L. Quetin, R. Ross, S. Hill, C. Reiss, V. Siegel, G. Tarling (submitted to the 2008 Joint CCAMLR-IWC Workshop)
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Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape Shirreff, Livingston Island, Antarctica
Paper Title: Additional data on anti-Brucella antibodies in Arctocephalus gazella from Cape ... first records, this paper describes additional data on Brucella antibodies in A. gazella obtained at ... CCAMLR Sciericc, Vol. 8 (2001): 147-154 ADDITIONAL DATA ... 375, Punta Arenas, Chile Email - oblankhQentelchile.net P. Retamal and P. Abalos Departamento de ... Medicina Preventiva Animal Facultad de Ciencias Veterinarias y Pecuarias Universidad de Chile Casilla ... ). Taking into account these first records, this paper describes additional data on Br~icelln antibodies in ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 147–154 : Autor(es): Blank, O., P. Retamal, P. Abalos and D. Torres
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Analysis of variability of krill size and fish by-catch in the Japanese krill fishery based on scientific observer data
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 ... the coefficient of variation (CV), although haul sample size affects CV for only krill length data up ... to 10% haul coverage. These results suggest that data collection by scientific observers on board ... ensured, it is difficult to simply de- termine the optimal sample size with reference only to data ... contribute to ecosystem monitoring in this area. Although broad-scale survey data obtained from fishing ... other factors (e.g. climate change), the data derived from fishing vessels are liable to have lower ... statistical precision than the data collected by research vessels. This is primarily because the data ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 31–47 : Autor(es): Okuda, T. and M. Kiyota
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A preliminary assessment of the stock of the ommastrephid squid Martialia hyadesi in the Scotia Sea based on data from predators
the Scotia Sea based on data from predators Abstract / Description: Cephalopod fisheries world-wide ... ecologie res tent pratiquement inconnues. Etant donne le potentiel commercial du stock de l'ocean Austral ... OF THE OMMASTREPHID SQUID MARTIALIA BY ADESI IN THE SCOTIA SEA BASED ON DATA FROM PREDATORS· P.G ... especes appartenant a deux familles: les Loliginidae et les Ommastrephidae. Les pecheries de cette ... changements frequents ayant pour but d'exploiter de nouvelles especes- cibles. L'exploitation de l'espece ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 479–480 : Autor(es): Rodhouse, P.G.
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
Islands using catch-at-age and aged mark-recapture data from the main trawl ground Abstract / Description ... adopted whereby the relatively long time series of catch-at-age and mark-recapture data from the main ... of M have been studied using simulation. In application to the data obtained for the HIMI main trawl ... catch-curve data from the Ross Sea fishery using the Chapman- Robson estimator (Dunn et al., 2006). A ... recent update of the HIMI integrated assess- ment using comprehensive ageing data for the catch, CCAMLR ... hEard and mcdonald Islands usIng catch-at-agE and agEd mark-rEcaPturE data from thE maIn trawl ground ... time series of catch-at-age and mark-recapture data from the main trawl ground at HIMI were used to ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 29–45 : Autor(es): Candy, S.G., D.C. Welsford, T. Lamb, J.J. Verdouw and J.J. Hutchins
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Estimation of natural mortality using catch-at-age and aged mark-recapture data: a multi-cohort simulation study comparing estimation for a model based on the Baranov equations versus a new mortality equation.
Paper Title: Estimation of natural mortality using catch-at-age and aged mark-recapture data: a ... , using multiple cohorts and multiple years of catch-at-age and aged mark-recapture data was tested using ... -rECapturE data: a multi-Cohort simulation study Comparing Estimation for a modEl BasEd on thE Baranov ... multiple cohorts and multiple years of catch-at-age and aged mark-recapture data was tested using ... these CCAMLR fisheries (Constable and de la Mare, 1996). Although natural mortality is likely to vary ... -effort data and the ‘extended survivors’ method of Shepherd (1999). Leigh et al. (2006) use data for a ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Autor(es): Candy, S.G.