Resultados de la búsqueda
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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 ... Abstract: This note describes a successful method for tagging Dissostichus eleginoides and ... presents an analysis of a tag-recapture experiment carried during the Macquarie Island fishery for this ... fishing. By assuming that recaptures have a Poisson distribution, maximum likelihood estimates are ...
Meeting Document : WG-FSA-96/39 : Autor(es): de la Mare, W., Williams, R.
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Shipboard line transect surveys of crabeater seal abundance in the pack-ice off East Antarctica: evaluation of assumptions
contributed to a relative lack of sightings, close to (Author(s): C. Southwell, W. de la Mare (Australia), D ... the ship’s track was partially responsible for a relative lack of sightings close to the transect-line ...
Meeting Document : WG-EMM-04/64 : Autor(es): C. Southwell, W. de la Mare (Australia), D. Borchers and L. Burt (United Kingdom)
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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 ... Abstract: A potential method is presented for combining data collected as part of the CCAMLR ... ecosystem monitoring programme (CEMP) into a single index for each of the predator, prey and environment ... of the procedure to detect anomalies was found to fall to low levels once more than a few anomalous ...
Meeting Document : WG-EMM-Stats-97/07 : Autor(es): de la Mare, W.K.
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Population dynamics of the wandering albatross (Diomedea exulans) on Macquarie Island and the effects of mortality from longline fishing
): William K. de la Mare and Knowles R. Kerry (Australia) Title: Population dynamics of the wandering ... increased from 17 in 1956 to a maximum of 97 in 1966, and then declined at an average rate of 8.1% per year ...
Meeting Document : WG-IMALF-94/07 : Autor(es): William K. de la Mare and Knowles R. Kerry (Australia)
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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 ... of maturity and a weight length relationship. The results show that characteristics of icefish ... tonnes for the plateau and 18 tonnes for Shell Bank. An assessment based on the results of a survey ... conducted at the end of the 1997 fishing season would allow for a catch limit on the Heard plateau of 900 ...
Meeting Document : WG-FSA-97/29 : Autor(es): de la Mare, W.K., Constable, A., Williams, R.
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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 ...
Meeting Document : WG-FSA-SAM 03/5 : Autor(es): P. Gasiukov (Russia)
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Update of the Antarctic toothfish stock assessment for the Ross Sea by means of the TSVPA separable cohort model
to the Constable & de la Mare (1996) decision rules, annual catches of 23 000 tonnes per year are ...
Meeting Document : WG-SAM-07/9 : Autor(es): D. Vasilyev, K. Shust, V. Babayan and T. Bulgakova (Russia)
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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 ... Abstract: A survey was undertaken to provide estimates of the abundance of crabeater, Ross and ... -linked dive recorders were deployed on a sample of seals to estimate the probability of seals being ... inference, involving the fitting of a density surface as a function of geographic covariates, was used to ...
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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Do krill and salp compete? Contrary evidence from the krill fisheries
phenomena are discussed. Author(s): S. Kawaguchi (Japan), W.K. de la Mare (Australia), T. Ichii and M ...
Meeting Document : WS-AREA 48-98/4 Rev. 1 : Autor(es): S. Kawaguchi (Japan), W.K. de la Mare (Australia), T. Ichii and M. Naganobu (Japan)
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Investigating the uncertainty of age determinations for Patagonian toothfish (Dissostichus eleginoides) and the implications for stock assessment
. Author(s): P. Burch, P. Ziegler, W. de la Mare and D. Welsford (Australia) Title: Investigating the ... Abstract: We revised the method of Candy et al. (2012) to estimate the ageing error matrix ... matrix and a lack of smoothness in the probabilities for ages above 25 years. Positive errors now ... expanded the reference collection to include an additional 50 otoliths with a mean age above 25 years. The ...
Meeting Document : WG-FSA-14/46 : Autor(es): P. Burch, P. Ziegler, W. de la Mare and D. Welsford (Australia)