GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification.

dc.contributor.authorBrandão, Anabela
dc.contributor.authorRademeyer, Rebecca A
dc.contributor.authorButterworth, Doug S
dc.date.accessioned2016-03-17T10:47:18Z
dc.date.available2016-03-17T10:47:18Z
dc.date.issued2009
dc.date.updated2016-03-17T10:41:02Z
dc.description.abstractUpdated CPUE data for the Canadian, Portugese and Spanish fleets are standardised using GLMs with an overdispersed Poisson error structure, and allowing for finer spatial stratification than the Division level to correct for possible redistribution of fishing towards higher density areas. Results for standardisations without year-interactions do show the recent increases evident in the nominal CPUE data; these results are independent of the extent of spatial stratification, and are broadly compatible with previous standardisation exercises, except for now showing a higher rate of recent increase in the Canadian case. However, the introduction of either Division or depth interaction terms with year in the standardisation does reduce the extent of the recent rate of increase.en_ZA
dc.identifier.apacitationBrandão, A., Rademeyer, R. A., & Butterworth, D. S. (2009). <i>GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification</i> University of Cape Town ,Faculty of Science ,Marine Resource Assessment and Management Group. Retrieved from http://hdl.handle.net/11427/17929en_ZA
dc.identifier.chicagocitationBrandão, Anabela, Rebecca A Rademeyer, and Doug S Butterworth <i>GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification.</i> University of Cape Town ,Faculty of Science ,Marine Resource Assessment and Management Group, 2009. http://hdl.handle.net/11427/17929en_ZA
dc.identifier.citationBrandão, A., Rademeyer, R. A., & Butterworth, D. S. (2009). GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification. In Document submitted to the Vigo meeting (pp. 22-24).en_ZA
dc.identifier.ris TY - Working Paper AU - Brandão, Anabela AU - Rademeyer, Rebecca A AU - Butterworth, Doug S AB - Updated CPUE data for the Canadian, Portugese and Spanish fleets are standardised using GLMs with an overdispersed Poisson error structure, and allowing for finer spatial stratification than the Division level to correct for possible redistribution of fishing towards higher density areas. Results for standardisations without year-interactions do show the recent increases evident in the nominal CPUE data; these results are independent of the extent of spatial stratification, and are broadly compatible with previous standardisation exercises, except for now showing a higher rate of recent increase in the Canadian case. However, the introduction of either Division or depth interaction terms with year in the standardisation does reduce the extent of the recent rate of increase. DA - 2009 DB - OpenUCT DP - University of Cape Town LK - https://open.uct.ac.za PB - University of Cape Town PY - 2009 T1 - GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification TI - GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification UR - http://hdl.handle.net/11427/17929 ER - en_ZA
dc.identifier.urihttp://hdl.handle.net/11427/17929
dc.identifier.vancouvercitationBrandão A, Rademeyer RA, Butterworth DS. GLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification. 2009 [cited yyyy month dd]. Available from: http://hdl.handle.net/11427/17929en_ZA
dc.languageengen_ZA
dc.publisher.departmentMarine Resource Assessment and Management Groupen_ZA
dc.publisher.facultyFaculty of Scienceen_ZA
dc.publisher.institutionUniversity of Cape Town
dc.titleGLM standardisation of recent commercial CPUE data for Greenland halibut for Canada, Portugal and Spain which allows for finer spatial stratification.en_ZA
dc.typeWorking Paperen_ZA
uct.type.filetypeText
uct.type.filetypeImage
uct.type.publicationResearchen_ZA
uct.type.resourceResearch paperen_ZA
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