Coastal Lagoon Eutrophication and ANaerobic Processes (C.L.E.AN.): Nitrogen and Sulfur Cycles and Population Dynamics in Coastal Lagoons A Research Programme of the Environment Programme of the EC (DG XII)

Front Matter....Pages i-xxviii
Front Matter....Pages 1-1
Heterotrophic bacteria, activity and bacterial diversity in two coastal lagoons as detected by culture and 16S rRNA genes PCR amplification and partial sequencing....Pages 3-17
Description of prokaryotic biodiversity along the salinity gradient of a multipond solar saltern by direct PCR amplification of 16S rDNA....Pages 19-31
Anoxygenic phototrophic bacteria in eutrophic coastal lagoons of the French Mediterranean and Atlantic Coasts (Prévost Lagoon, Arcachon Bay, Certes fishponds)....Pages 33-43
Zooplankton variability related to environmental changes in a eutrophic coastal lagoon in the Po Delta....Pages 45-55
A field experiment on the effect of two types of sediment disturbance on the rate of recovery of a meiobenthic community in a eutrophicated lagoon....Pages 57-67
Diel and seasonal vertical distribution of meiobenthic copepods in muddy sediments of a eutrophic lagoon (fish ponds of Arcachon Bay)....Pages 69-78
The role of phototrophic sulfur bacteria as food for meiobenthic harpacticoid copepods inhabiting eutrophic coastal lagoons....Pages 79-89
Front Matter....Pages 91-91
Growth of the seaweed Ulva rigida C. Agardh in relation to biomass densities, internal nutrient pools and external nutrient supply in the Sacca di Goro lagoon (Northern Italy)....Pages 93-103
Macrophyte communities and their impact on benthic fluxes of oxygen, sulphide and nutrients in shallow eutrophic environments....Pages 105-119
Differential anaerobic decomposition of seagrass ( Zostera noltii ) and macroalgal ( Monostroma obscurum ) biomass from Arcachon Bay (France)....Pages 121-131
Nitrification, denitrification, and nitrate ammonification in sediments of two coastal lagoons in Southern France....Pages 133-141
Benthic oxygen respiration, ammonium and phosuphorus regeneration in surficial sediments of the Sacca di Goro (Northern Italy) and two French coastal lagoons: a comparative study....Pages 143-159
Seasonal variation in rates of heterotrophic nitrogen fixation (acetylene reduction) in Zostera noltii meadows and uncolonised sediments of the Bassin d’Arcachon, south-west France....Pages 161-174
Relationship between porewater organic carbon content, sulphate reduction and nitrogen fixation (acetylene reduction) in the rhizosphere of Zostera noltii ....Pages 175-183
The biogeochemistry of two eutrophic marine lagoons and its effect on microphytobenthic communities....Pages 185-198
Sulfur bacteria in sediments of two coastal ecosystems: the Bassin d’Arcachon and the Etang du Prévost, France....Pages 199-210
Sulphide release from anoxic sediments in relation to iron availability and organic matter recalcitrance and its effects on inorganic phosphorus recycling....Pages 211-222
Back Matter....Pages 223-225