Recent changes in the contributions of river Rhine and north sea to the eutrophication of the western Dutch Wadden Sea

Aquatic Ecology

Volumn 30, Issue 1, 1996, Pages 27-39

  De Jonge, V N ^a   Bakker, J F ^a   Van Stralen, M ^b  

^a National Institute for Coastal and Marine Management RIKZ   (Netherlands)

^b WAGENINGEN UNIVERSITY   (Netherlands)

Author keywords

Chlorophyll a; Eutrophication; Mytilus edulis; Nitrogen; North Sea; Nutrients; Phosphorus; Primary production; River Rhine; Secondary production; Wadden Sea

Indexed keywords

EUTROPHICATION; NUTRIENT SOURCE; NUTRIENTS; PRIMARY PRODUCTION; SOURCE;

WADDEN SEA;

EID: 0030463344     PISSN: 13862588     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (28)

1. BAKKER, J.F., V.N. DE JONGE, W. BARTELDS, D. DIJKHUIZEN, B. FREDERIKS and C. LOOS, 1994. The status of contaminants and nutrients in the Wadden Sea, a potential risk for birds? Ophelia Suppl. 6: 99-116.
2. BEUKEMA, J.J., 1989. Long-term changes in macrozoobenthos abundance on the tidal flats of the western Wadden Sea. Helgoländer Meeresunters. 43: 405-415.
3. BEUKEMA, J.J., 1991. Changes in composition of bottom fauna of a tidal-flat area during a period of eutrophication. Mar. Biol. 111: 293-301.
4. BEUKEMA, J.J. and G.G. CADÉE, 1986. Zoobenthos responses to eutrophication of the Dutch Wadden Sea. Ophelia 26: 55-64.
5. BODDEKE, R. and P. HAGEL, 1991. Eutrophication on the North Sea continental zone, a blessing in disguise. Report C.M. 1991/E;7, ICES, Copenhagen, 18pp.
6. CADÉE, G.G., 1980. Reappraisal of the production and import of organic carbon in the western Dutch Wadden Sea. Neth. J. Sea Res. 14: 305-322.
7. CADÉE, G.C., 1986. Increased phytoplankton primary production in the Marsdiep area (western Dutch Wadden Sea). Neth. J. Sea Res. 20: 285-290.
8. CADÉE, G.C. and J. HEGEMAN, 1974a. Primary production of phytoplankton in the Dutch Wadden Sea. Neth. J. Sea Res. 8: 240-259.
9. CADÉE, G.C. and J. HEGEMAN, 1974b. Primary production of the benthic microflora living on tidal flats in the Dutch Wadden Sea. Neth. J. Sea Res. 8: 260-291.
10. CADÉE, G.C. and J. HEGEMAN, 1979. Phytoplankton primary production, chlorophyll and composition in an inlet of the western Dutch Wadden Sea (Marsdiep). Neth. J. Sea Res. 13: 224-241.
11. CADÉE, G.C. and J. HEGEMAN, 1993. Persisting high levels of primary production at declining phosphate concentrations in the Dutch coastal area (Marsdiep). Neth. J. Sea Res., 31: 147-152.
12. DEGROODT, E.G. and V.N. DE JONGE, 1990. Effects of changes in turbidity and phosphate influx on the ecosystem of the Ems estuary as obtained by a computer simulation study. In: D.S. McLusky, V.N. de Jonge and J. Pomfret, Eds., North Sea - Estuaries Interactions. Hydrobiologia 195: 39-47.
13. DE JONGE, V.N., 1990. Response of the Dutch Wadden Sea ecosystem to phosphorus discharges from the river Rhine. Hydrobiologia 195: 49-62.
14. DE JONGE, V.N. and E.G. DEGROODT, 1989. The mutual relationship between the monitoring and modelling of estuarine ecosystems, Helgoländer Meeresunters. 43: 537-548.
15. DE JONGE, V.N., M.M. ENGELKES and J.F. BAKKER, 1993. Bio-availability of phosphorus compounds in sediments of the western Dutch Wadden Sea. Hydrobiologia 253: 151-163.
16. DE JONGE, V.N. and D.J. DE JONG, 1992. Role of tide, light and fisheries in the decline of Zostera marina L. in the Dutch Wadden Sea. Proceedings of the 7th International Wadden Sea Symposium, Ameland, The Netherlands. Neth. Inst. Sea Res., Publication Series no 20: 161-176.
17. DE JONGE, V.N. and H. POSTMA, 1974. Phosphorus compounds in the Dutch Wadden Sea. Neth. J. Sea Res. 8: 139-153.
18. GIESKES, W.W.C. and G.W. KRAAY, 1984. Phytoplankton, its pigments, and primary production at a central North Sea station in May, July and September 1981. Neth. J. Sea Res. 18: 51-70
19. GRASSHOFF, K., M. EHRHARDT and K. KREMLING, 1983. Methods of seawater analysis. Verlag Chemie, Weinheim. 419 pp.
20. LAANE, R.W.P.M., G. GROENEVELD, A. DE VRIES, A.J. VAN BENNEKOM, and J.S. SYDOW, 1993. Nutrients (P.N.Si) in the Channel and the Dover Strait: seasonal and year-to-year variation and fluxes to the North Sea. Oceanologica Acta 16: 607-616.
21. LORENZEN, C.J. 1967. Determination of chlorophyll and pheopigments: spectrophotometric equations. Limnol. Oceanogr. 12: 343-346.
22. POSTMA, H., 1954. Hydrography of the Dutch Wadden Sea. Archs. néerl. Zool. 10: 405-511.
23. POSTMA, H. and J.W. ROMMETS, 1970. Primary production in the Wadden Sea. Neth. J. Sea Res. 4: 470-493.
24. RIDDERINKHOF, H., 1988. Tidal and residual flows in the western Dutch Wadden Sea 1: numerical model results. Neth. J. Sea Res. 22: 1-21.
25. 14) for measuring organic production in the sea. J. Cons. Int. Explor. Mer 18: 117-140.
26. VAN RAAPHORST, W. and H. VAN DER VEER, 1990. The phosphorus budget of the Marsdiep tidal basin (Dutch Wadden Sea) in the period 1950-1985: importance of the exchange with the North Sea. Hydrobiologia 195: 21-38.
27. VELDHUIS, M.J.W., F. COLIJN, L.A.H. VENEKAMP and L.A. VILLERIUS, 1988. Phytoplankton primary production and biomass in the western Dutch Wadden Sea (The Netherlands); a comparison with an ecosystem model. Neth. J. Sea Res. 22: 37-49.
28. ZIMMERMAN, J.T.F., 1976. Mixing and flushing of tidal embayments in the western Dutch Wadden Sea I: Distribution of salinity and calculation of mixing time scales. Neth. J. Sea Res. 10: 149-191.