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Physiological adaptations of copepods from the North Sea and the North Atlantic to changing nutritional conditions [Elektronische Ressource] = Untersuchungen zur Ernährungsphysiologie dominanter Copepodenarten der Nordsee und des Nordatlantiks / Tobias Kreibich

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Alfred-Wegener-Institut für Polar- und Meeresforschung Bremerhaven PHYSIOLOGICAL ADAPTATIONS OF COPEPODS FROM THE NORTH SEA AND THE NORTH ATLANTIC TO CHANGING NUTRITIONAL CONDITIONS Tobias Kreibich 2007 PHYSIOLOGICAL ADAPTATIONS OF COPEPODS FROM THE NORTH SEA AND THE NORTH ATLANTIC TO CHANGING NUTRITIONAL CONDITIONS UNTERSUCHUNGEN ZUR ERNÄHRUNGSPHYSIOLOGIE DOMINANTER COPEPODENARTEN DER NORDSEE UND DES NORDATLANTIKS Tobias Kreibich Dissertation zur Erlangung des akademischen Grades eines Doktors der Naturwissenschaften (Dr. rer. nat.) am Fachbereich 2 (Biologie/Chemie) der Universität Bremen Dezember 2007 CONTENTS CONTENTS Abstract i Zusammenfassung iii Outline of publications vi 1 Introduction 1 1.1 Scientific background 1 1.2 Life strategies of calanoid copepods in different environments 2 1.2.1 North Sea 3 1.2.2 St. Lawrence estuary 5 1.3 Physiological and biochemical characteristics of copepods 7 1.3.1 Major organic components 8 1.3.2 Metabolic rates 9 1.3.3 Digestive activity 10 1.3.4 Fatty acids and their use as biomarkers 11 1.4 Objectives 12 2 Materials and methods 15 2.1 Field work 15 2.1.1 Feeding and starvation experiments 16 2.1.2 Egg production measurements 18 2.2 Analytical work 18 2.2.1 Dry mass 18 2.2.2 Water-soluble protein content 19 2.2.

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Published 01 January 2008
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Language English
Document size 2 MB