Acclimation of kelp photosynthesis to seasonal changes in the underwater radiation regime of an Arctic fjord system [Elektronische Ressource] / vorgelegt von Lena Brey
ALFRED WEGENER INSTITUT FÜR POLAR- UND MEERESFORSCHUNG BREMERHAVEN ACCLIMATION OF KELP PHOTOSYNTHESIS TO SEASONAL CHANGES IN THE UNDERWATER RADIATION REGIME OF AN ARCTIC FJORD SYSTEM D I S S E R T A T I O N ZUR ERLANGUNG DES DOKTORGRADES DER NATURWISSENSCHAFTEN (Dr. rer. nat.) FACHBEREICH BIOLOGIE / CHEMIE UNIVERSITÄT BREMEN VORGELEGT VON LENA BREY Mai 2009 Where there’s a will there’s a way. Where there’s a will there’s a way. CONTENTS Table of contents Abbreviations............................................................................................................................ i Summary .................................................................................................................................. v Zusammenfassung ................................................................................................................viii 1. Introduction ......................................................................................................................... 1 1.1. Kelps – ecological role and seasonality.......................................................................... 1 1.2. Light variability in Arctic ecosystems............................................................................ 2 1.3. Light-harvesting systems in algae .................................................................................. 3 1.4. Inhibition of photosynthesis ...............