The North Sea Coasts
217
Acknowledgments. I thank Dr. H. Michaelis (Nordeney), Mr. D. de Jong
(Middelburg) and Mr. H. Elgershuizen (Leeuwarden); they provided me
with unpublished data from German and Dutch Wadden Sea and from
the estuaries in the SW Netherlands. Publication no.2132 Netherlands
Institute of Ecology, Centre for Limnology, Nieuwersluis, The
Netherlands.
References
Anderson L, Rydberg L (1988) Trends in nutrient and oxygen conditions within the
Kattegat: effects of local nutrient supply. Estuar Coast Shelf Sci 26: 559-579
Asmus H (1987) Secondary production of an intertidal mussel bed community related to
its storage and turnover compartments. Mar Ecol Prog Ser 39: 251-266
Bak HP (1979) Alegras, Zostera marina L.i Limfjorden 1978. MS Thesis, Bot Inst, Arhus
Univ, 124 pp (in Danish)
Beukema JJ (1992) Long-term and recent changes in the benthic macrofauna living on
tidal flats in the western part of the Wadden Sea. Neth Inst Sea Res Publ Ser 20:
135-141
Beukema n, Cadee GC (1986) Zoobenthos responses to eutrophication of the Dutch
Wadden Sea. Ophelia 26: 55-64
Borum J (1985) Development of epiphytic communities on eelgrass (Zostera marina)
along a nutrient gradient in a Danish estuary. Mar BioI 87: 211-218
Borum J, Wium-Andersen S (1980) Biomass and production of epiphytes on eelgrass
(Zostera marina L.) in the ([)resund, Denmark. Ophelia (Suppl) 1: 57-64
Cadee GC (1986) Increased phytoplankton primary production in the Marsdiep area
(Western Dutch Wadden Sea). Neth J Sea Res 20: 285-290
Coppejans E, Gillis J (1983) Quelques Clorophyceae et Phaeophyceae marines nouvelles
pour la flore BeIge provenant du Bassin de Chasse d'Oostende. BioI Jaarb Dodonaea 51:
55-66
Dame RF, Dankers N (1988) Uptake and release of materials by a Wadden Sea mussel
bed. J Exp Mar BioI Eco1118: 207-216
De Jonge VN, De Jong DJ (1992) Role of tide, light and fisheries in the decline of Zostera
marina L. in the Dutch Wadden Sea. NIOZ Publ Ser. 20: 161-176
De Jonge VN, Essink K, Boddeke R (1993) The Dutch Wadden Sea: a changed ecosystem.
Hydrobiologia 265: 45-71
Den Hartog C (1970) The seagrasses of the world. Verh K Ned Akad Wet (Afd Natuurk 2
R) 59: 1-275
Den Hartog C, Polderman PJG (1975) Changes in the seagrass populations of the Dutch
Wadden Sea. Aquat Bot 1: 141-147
De Ruyter WPM, Postma L, de Kok JM (1987) Transport Atlas of the Southern North Sea.
Rijkswaterstaat Tidal Waters Division, Delft Hydraulics, Den Haag, ppl-34
De Vries I, van Raaphorst W, Dankers N (1988a) Extra voedingsstoffen in zee: gevolgen,
voordelen, nadelen. Landschap 5: 270-285
De Vries I, Hopstaken F, Goossens H, de Vries M, de Vries H, Heringa J (1988b)
GREWAQ: an ecological model for Lake Grevelingen. Rep T-0215-03. Rijkswaterstaat
DWG, Delft Hydraulics, ppl-159, 1-83
217
Acknowledgments. I thank Dr. H. Michaelis (Nordeney), Mr. D. de Jong
(Middelburg) and Mr. H. Elgershuizen (Leeuwarden); they provided me
with unpublished data from German and Dutch Wadden Sea and from
the estuaries in the SW Netherlands. Publication no.2132 Netherlands
Institute of Ecology, Centre for Limnology, Nieuwersluis, The
Netherlands.
References
Anderson L, Rydberg L (1988) Trends in nutrient and oxygen conditions within the
Kattegat: effects of local nutrient supply. Estuar Coast Shelf Sci 26: 559-579
Asmus H (1987) Secondary production of an intertidal mussel bed community related to
its storage and turnover compartments. Mar Ecol Prog Ser 39: 251-266
Bak HP (1979) Alegras, Zostera marina L.i Limfjorden 1978. MS Thesis, Bot Inst, Arhus
Univ, 124 pp (in Danish)
Beukema JJ (1992) Long-term and recent changes in the benthic macrofauna living on
tidal flats in the western part of the Wadden Sea. Neth Inst Sea Res Publ Ser 20:
135-141
Beukema n, Cadee GC (1986) Zoobenthos responses to eutrophication of the Dutch
Wadden Sea. Ophelia 26: 55-64
Borum J (1985) Development of epiphytic communities on eelgrass (Zostera marina)
along a nutrient gradient in a Danish estuary. Mar BioI 87: 211-218
Borum J, Wium-Andersen S (1980) Biomass and production of epiphytes on eelgrass
(Zostera marina L.) in the ([)resund, Denmark. Ophelia (Suppl) 1: 57-64
Cadee GC (1986) Increased phytoplankton primary production in the Marsdiep area
(Western Dutch Wadden Sea). Neth J Sea Res 20: 285-290
Coppejans E, Gillis J (1983) Quelques Clorophyceae et Phaeophyceae marines nouvelles
pour la flore BeIge provenant du Bassin de Chasse d'Oostende. BioI Jaarb Dodonaea 51:
55-66
Dame RF, Dankers N (1988) Uptake and release of materials by a Wadden Sea mussel
bed. J Exp Mar BioI Eco1118: 207-216
De Jonge VN, De Jong DJ (1992) Role of tide, light and fisheries in the decline of Zostera
marina L. in the Dutch Wadden Sea. NIOZ Publ Ser. 20: 161-176
De Jonge VN, Essink K, Boddeke R (1993) The Dutch Wadden Sea: a changed ecosystem.
Hydrobiologia 265: 45-71
Den Hartog C (1970) The seagrasses of the world. Verh K Ned Akad Wet (Afd Natuurk 2
R) 59: 1-275
Den Hartog C, Polderman PJG (1975) Changes in the seagrass populations of the Dutch
Wadden Sea. Aquat Bot 1: 141-147
De Ruyter WPM, Postma L, de Kok JM (1987) Transport Atlas of the Southern North Sea.
Rijkswaterstaat Tidal Waters Division, Delft Hydraulics, Den Haag, ppl-34
De Vries I, van Raaphorst W, Dankers N (1988a) Extra voedingsstoffen in zee: gevolgen,
voordelen, nadelen. Landschap 5: 270-285
De Vries I, Hopstaken F, Goossens H, de Vries M, de Vries H, Heringa J (1988b)
GREWAQ: an ecological model for Lake Grevelingen. Rep T-0215-03. Rijkswaterstaat
DWG, Delft Hydraulics, ppl-159, 1-83