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Comparing commercial and research survey catch per unit of effort: megrim in the Celtic Sea |
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| Authors: | Petitgas Pierre; Poulard Jean Charles; Biseau Alain |
| Institution: | a IFREMER, laboratoire Ecologie Halieutique, rue de l'île d'Yeu BP 21105, F-44311 cedex 03, Nantes, France; Phone: +33 240 374163; Fax: +33 240 374075; e-mail: Pierre.Petitgas{at}ifremer.fr, Jean.Charles.Poulard{at}ifremer.fr b IFREMER, laboratoire côtier Ressources halieutiques 8 rue François Toullec, 56100, Lorient, France; Phone: +33 297 873820; Fax: +33 297 873801; e-mail: Alain.Biseau{at}ifremer.fr |
| Abstract: | |
| Keywords: | catchability fishery statistics geostatistics research surveys sample support spatial aggregation variance |
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