Resultados de la búsqueda
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Testing the performance of a recompiled version of CMIX to decompose length-density distributions of Patagonian toothfish (Dissostichus eleginoides)
Dissostichus eleginoides Author(s): T.D. Lamb, W.K. de la Mare, A.J. Constable and C.R. Davies (Australia ... differences in the minimisation routines of the recompiled version. We conclude that the small differences ...
Meeting Document : WG-FSA-04/65 : Autor(es): T.D. Lamb, W.K. de la Mare, A.J. Constable and C.R. Davies (Australia)
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Verification of the CMIX procedure on species with known age-length keys
surveys using the method of W.K. de la Mare (1994) is a conventional procedure in the WG-EMM and WG-FSA ... practice. Verification of the method was made on the materials on the Baltic cod collected in the ICES ... out by research vessels of Russia and other countries were used. It has been shown that divergence in ...
Meeting Document : WG-FSA-SAM 03/5 : Autor(es): P. Gasiukov (Russia)
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A comparison between the estimated density of krill from an acoustic survey with that obtained by scientific nets on the same survey
., Higginbottom, I., Hosie, G., de la Mare, W.K., Nicol, S. Title: A comparison between the estimated density of ... part of a hydroacoustic biomass survey for Antarctic krill in CCAMLR Division 58.4.1. The acoustic ... found between the two data sets. Several orders of magnitudes were seen in the range of variation ... , excluding sites where krill represented less than 90% of the catch. This reduction in variation was thus ...
Meeting Document : WG-EMM-97/43 : Autor(es): Pauly, T., Higginbottom, I., Hosie, G., de la Mare, W.K., Nicol, S.
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Abundance of Patagonian toothfish (D. eleginoides) at Macquarie Island estimated from tagging studies during 1995/96 fishing season
(s): de la Mare, W., Williams, R. Title: Abundance of Patagonian toothfish (D. eleginoides) at ... obtained for the pre-fishing abundance of the population in the season of 996 000 fish. However, this is ...
Meeting Document : WG-FSA-96/39 : Autor(es): de la Mare, W., Williams, R.
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Some considerations for the further development of statistical summaries of CEMP indices
. An approach to the further development of CEMP indices is outlined. Author(s): de la Mare, W.K ... -EMM for identifying anomalies in CEMP parameters is examined by means of simulation tests. The power ... values have appeared in the data. An alternative procedure, using baseline mean and variance estimates ...
Meeting Document : WG-EMM-Stats-97/07 : Autor(es): de la Mare, W.K.
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An assessment of the mackerel icefish (Champsocephalus gunnari) off Heard Island
tonnes in the 1997/98 season and 600 tonnes in 1998/99. Author(s): de la Mare, W.K., Constable, A ... in 1990, 1992, 1993 and 1997. The assessments include estimates of all the parameters required, based ...
Meeting Document : WG-FSA-97/29 : Autor(es): de la Mare, W.K., Constable, A., Williams, R.
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Using tag-recapture data to estimate catchability of a series of random stratified trawl surveys
): W. de la Mare, P. Ziegler and D. Welsford (Australia) Title: Using tag-recapture data to estimate ... Heard Island and McDonald Islands (HIMI) in Division 58.5.2, a prior for catchability q of the random ... address potential bias in the estimation of q and conclude that the potential bias that may arise from ... fishing selectivity cannot be corrected for given the available data. In the absence of an unbiased ...
Meeting Document : WG-SAM-15/34 : Autor(es): W. de la Mare, P. Ziegler and D. Welsford (Australia)
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A generalised model for evaluating yield and the long term status of fish stocks under conditions of uncertainty
regime is introduced. Author(s): de la Mare, W.K., Constable, A.J. Title: A generalised model for ... trajectories and catch rates over a simulation period. In particular, this procedure calculates catches over ... seasonal patterns in fishing mortality, at specified time intervals during the year. This general approach ...
Meeting Document : WG-FSA-95/41 : Autor(es): de la Mare, W.K., Constable, A.J.
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Estimating the abundance of pack-ice seals off east Antarctica
. de la Mare (Canada), P. Boveng (USA), A.S. Blix and E.S. Nordoy (Norway) Title: Estimating the ... leopard seal populations in 1,500,000 km2 of pack-ice off east Antarctica between longitudes 60-150oE ... helicopters to estimate the density of seals hauled out on the ice in survey strips. The probability of ... detecting seals in survey strips was estimated using double observer line transect methods, and satellite ...
Meeting Document : WG-EMM-05/23 : Autor(es): C. Southwell (Australia), D. Borchers, C. Paxton (United Kingdom), B. de la Mare (Canada), P. Boveng (USA), A.S. Blix and E.S. Nordoy (Norway)
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Breeding and post-breeding foraging locations of Adélie penguins at Hope Bay/Esperanza, Antarctic Peninsula
colony and in the northern Bransfield Strait/Mar de la Flota in both years. During the pre-moulting ... /Esperanza, during the late part of the breeding season and their subsequent post breeding dispersal in two ... period, Adélie penguins dispersed away from the colony and foraged further to the east in the northern ... fishery activity showed an overlap in both temporal and spatial scale; no such direct overlap was apparent ...
Meeting Document : WG-EMM-14/42 : Autor(es): M.M. Santos (Argentina), P.N. Trathan (UK), S. Thanassekos (Secretariat), E.F. Rombolá, M.A. Juáres (Argentina), K. Reid (Secretariat) and J.T. Hinke (USA)