Nitrogen cycling in the German Bight (SE North Sea) - Clues from modelling stable nitrogen isotopes

Continental Shelf Research

Volumn 30, Issue 2, 2010, Pages 203-213

  Pätsch, Johannes ^a   Serna, Alexandra ^a   Dähnke, Kirstin ^a,b   Schlarbaum, Tim ^a,b   Johannsen, Astrid ^a,b   Emeis, Kay Christian ^a,b  

^a UNIVERSITY OF HAMBURG   (Germany)

^b INSTITUTE OF MATERIALS RESEARCH   (Germany)

Author keywords

German Bight; modelling; Nitrogen; North Sea; River input; Sediments; Stable isotopes

Indexed keywords

ATMOSPHERIC DEPOSITION; BIOGEOCHEMISTRY; ECOSYSTEM MODELING; FRESHWATER INPUT; HETEROGENEITY; MARINE ECOSYSTEM; MARINE SEDIMENT; NITROGEN CYCLE; NITROGEN ISOTOPE; NUTRIENT UPTAKE; PHYTOPLANKTON; RIVER DISCHARGE; SEDIMENT CHEMISTRY; SPATIAL DISTRIBUTION; STABLE ISOTOPE; TOPOGRAPHY;

ATLANTIC OCEAN; GERMAN BIGHT; NORTH SEA;

EID: 74149090984     PISSN: 02784343     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.csr.2009.11.003     Document Type: Article

References (50)

1. Bartnicki J., and Fagerli H. Atmospheric nitrogen in the OSPAR convention area in the period 1990-2001 (2004), Meteorological Synthesizing Centre-West (MSC-W) of EMEP, Oslo
2. Beddig S., Brockmann U.H., Dannecker W., Körner D., Pohlmann T., Puls W., Radach G., Rebers A., Rick H.-J., Schatzmann M., Schlünzen H., and Schulz M. Nitrogen fluxes in the German Bight. Mar. Pollut. Bull. 34 6 (1997) 382-394
3. Behrendt H., Kornmilch M., Opitz D., Schmoll O., and Scholz G. Estimation of the nutrient inputs into river systems - experiences from German rivers. Reg. Environ. Change V3 1 (2002) 107-117
4. Behrendt H., and Opitz D. Retention of nutrients in river systems: dependence on specific runoff and hydraulic load. Hydrobiologia 410 (1999) 111-122
5. Bergemann, M., and Gaumert, T., 2008. Gewässergütebericht der Elbe 2006. ARGE Elbe, 〈http://www.arge-elbe.de/wge/Download/Berichte/06Guetebericht.pdf〉; 99 pp.
6. Beusekom J.E.E.v., Brockmann U.H., Hesse K.J., Hickel W., Poremba K., and Tillmann U. The importance of sediments in the transformation and turnover of nutrients and organic matter in the Wadden Sea and German Bight. Germ. J. Hydrogr. 51 2/3 (1999) 245-266
7. Beusekom J.E.E.v. A historic perspective on Wadden Sea eutrophication. Helgoland Mar. Res. 59 (2005) 45-54
8. Beusekom J.E.E.v., Loebl M., and Martens P. Distant riverine nutrient supply and local temperature drive the long-term phytoplankton development in a temperate coastal basin. J. Sea Res. 61 (2009) 26-33
9. Brandes, J.A., Devol, A.H., 2002. A global marine-fixed nitrogen isotopic budget: implications for holocene nitrogen cycling. Global Biogeochem. Cycles 16(4), 1120, doi:10.1029/2001GB001856
10. Bratton J.F., Colman S.M., and Seal II R.R. Eutrophication and carbon sources in Chesapeake Bay over the last 2700yr: human impacts in context. Geochim. Cosmochim. Acta 67 18 (2003) 3385-3402
11. Church T.M., Sommerfield C.K., Velinsky D.J., Point D., Benoit C., Amouroux D., Plaa D., and Donard O.F.X. Marsh sediments as records of sedimentation, eutrophication and metal pollution in the urban Delaware Estuary. Mar. Chem. 102 (2006) 72-95
12. Clarke A., Juggins S., and Conley D. A 150-year reconstruction of the history of coastal eutrophication in Roskilde Fjord. Denmark Mar. Pollut. Bull. 46 (2003) 1615-1629
13. Clarke A.L., Weckström K., Conley D., Andersson N.J., Adser F., Andrén E., de Jonge V.N., Ellegaard M., Juggins S., Kauppila P., Korhola A., Reuss N., Telford R.J., and Vaalgamaa S. Long-term trends in eutrophication and nutrients in the coastal zone. Limnol. Oceanogr. 51 1/2 (2006) 385-397
14. 15N isotopic method to indicate anthropogenic eutrophication in aquatic ecosystems. J. Environ. Qual. 33 (2004) 124-132
15. Costanzo S.D., O'Donohue M.J., Dennison W.C., Loneragan N.R., and Thomas M. A new approach for detecting and mapping sewage impacts. Mar. Pollut. Bull. 42 (2001) 149-156
16. De Jong F. Marine eutrophication in perspective. On the relevance of ecology for environmental policy (2006), Springer 335pp
17. Dähnke K., Serna A., Blanz T., and Emeis K.-C. Sub-recent nitrogen-isotope trends in sediments from Skagerrak (North Sea) and Kattegat: changes in N-budgets and N-sources?. Mar. Geol. 253 (2008) 92-98
18. de Haas H., van Weering T.C.E., and de Stigter H. Organic carbon in shelf seas: sinks or sources, processes and products. Conti. Shelf Res. 22 5 (2002) 691-717
19. Emeis K.-C., Christiansen C., Edelvang K., Jähmlich S., Kozuch J., Laima M., Leipe T., Löffler A., Lund-Hansen L.L., Miltner A., Pazdro K., Pempkowiak J., Shimmield G.B., Shimmield T., Smith J., Voß M., and Witt G. Material transport from the near shore to the basinal environment in the Southern Baltic Sea, II: origin and properties of material. J. Mar. Syst. 35 3-4 (2002) 151-168
20. 14N ratios in atmospheric nitrate species. Tellus 43b (1991) 30-44
21. Gaye-Haake B., Lahajnar N., Emeis K.-C.h., Unger D., Rixen T., Suthhof A., Ramaswamy V., Schulz H., Paropkari A.L., Guptha M.V.S., and Ittekkot V. Stable nitrogen isotopic ratios of sinking particles and sediments from the northern Indian Ocean. Mar. Chem. 96 (2005) 243-255
22. Guo L., Tanaka T., Wang D., Tanaka N., and Murata A. Distributions, speciation and stable isotope composition of organic matter in the southeastern Bering Sea. Mar. Chem. 91 (2004) 211-226
23. Holmes R.M., McClelland J.W., Sigman D.M., Fry B., and Peterson B.J. Measuring N-15-NH4+ in marine, estuarine and fresh waters: an adaptation of the ammonia diffusion method for samples with low ammonium concentrations. Mar. Chem. 60 3-4 (1998) 235-243
24. Johannsen, A., 2007. N-isotope composition of of riverine nitrate loads of four German rivers discharging into the North Sea. Diploma Thesis, University of Lueneburg, Lueneburg, 56pp.
25. Johannsen A., Dähnke K., and Emeis K. N-isotope composition of riverine nitrogen loads of four German rivers discharging into the North Sea. Org. Geochem. 39 (2008) 1678-1689
26. Libes S.M., and Deuser W.G. The isotope geochemistry of particulate nitrogen in the Peru Upwelling Area and the Gulf of Maine. Deep-Sea Res. 35/4 (1988) 517-533
27. Loebl M., Colijn F., Beusekom J.E.E.v., Baretta-Bekker J.G., Lancelot C., Philippart C.J.M., Rousseau V., and Wiltshire K.H. Recent patterns in potential phytoplankton limitation along the Northwest European continental coast. J. Sea Res. 61 (2009) 34-43
28. Mariotti A., Germon J.C., Hubert P., Kaiser P., Letolle R., Tardieux A., and Tardieux P. Experimental determination of nitrogen kinetic isotope fractionation: some principles; illustration for the denitrification and nitrification processes. Plant Soil 62 (1981) 413-430
29. Matthias, V., Aulinger, A., Quante, M., 2008. Adapting CMAQ to investigate air pollution in North Sea coastal regions. Environ. Modelling Software 23, 356-368.
30. Mayer B., Boyer E.W., Goodale C., Jaworski N.A., van Breemen N., Howarth R.W., Seitzinger S., Billen G., Lajtha K., Nadelhoffer K., Van Dam D., Hetling L.J., Nosal M., and Paustian K. Sources of nitrate in rivers draining sixteen watersheds in the northeastern U.S.: Isotopic constraints. Biogeochemistry 57-58 (2002) 171-197
31. McClelland J.W., and Valiela I. Linking nitrogen in estuarine producers to land-derived sources. Limnol. Oceanogr. 43 (1998) 577-585
32. Moll A., and Radach G. Review of three-dimensional ecological modelling related to the North Sea shelf system - Part 1: models and their results. Prog. Oceanogr. 57 2 (2003) 175-217
33. Montoya J.P., and McCarthy J.J. Isotopic fractionation during nitrate uptake by phytoplankton grown in continuous culture. J. Plankton Res. 17/3 (1995) 439-464
34. Nakatsuka T., Handa N., Wada E., and Wong C.S. The dynamic changes of stable isotopic ratios of carbon and nitrogen in suspended and sedimented particulate organic matter during a phytoplankton bloom. J. Mar. Res 50 (1992) 267-2296
35. Otto L., Zimmerman J.T.F., Furnes G.K., Mork M., Saetre R., and Becker G.A. Review of the physical oceanography of the North Sea. Neth. J. Sea Res. 26 2-4 (1990) 161-238
36. Pätsch J., and Kühn W. Nitrogen and carbon cycling in the North Sea and exchange with the North Atlantic - a model study, Part I. Nitrogen budget and fluxes. Conti. Shelf Res. 28 (2008) 767-787
37. Pätsch, J. and Lenhart H.-J. 2004. Daily loads of nutrients, total alkalinity, dissolved inorganic carbon and dissolved organic carbon of the European continental rivers for the years 1977-2002. Berichte aus dem Zentrum für Meeres- und Klimaforschung; Reihe B: Ozeanographie 48. Institut für Meereskunde, Hamburg, Germany.
38. Pätsch J., and Radach G. Long-term simulation of the eutrophication of the North Sea: temporal development of nutrients, chlorophyll and primary production in comparison to observations. J. Sea Res. 38 (1997) 275-310
39. Pohlmann T. Predicting the thermocline in a circulation model of the North Sea. Part I: Model description, calibration, and verification. Conti. Shelf Res. 7 (1996) 131-146
40. Radach G., and Gekeler J. Annual cycles of horizontal distributions of temperature and salinity, and of concentrations of nutrients, suspended particulate matter and chlorophyll on the northwest European shelf. Dtsche. Hydrogr. Z. 48 3/4 (1996) 261-297
41. Radach G., and Pätsch J. Variability of continental riverine freshwater and nutrient inputs into the North Sea for the years 1977-2000 and its consequences for the assessment of eutrophication. Estuaries Coasts 30 1 (2007) 66-81
42. Seitzinger S., Kroeze C., Bouwman A.F., Caraco N., Dentener F., and Styles R.V. Global patterns of dissolved inorganic and particulate nitrogen inputs to coastal systems: recent conditions and future projections. Estuaries 25 4b (2002) 640-655
43. 15N of nitrate in the Southern Ocean: nitrogen cycling and circulation in the ocean interior. J. Geophys. Res. 105 C8 19 (2000) 599
44. Struck U., Emeis K.C., Voß M., Christiansen C., and Kunzendorf H. Records of southern and central Baltic Sea eutrophication in delta C-13 and delta N-15 of sedimentary organic matter. Mar. Geol. 164 3-4 (2000) 157-171
45. Voß M., Deutsch B., Elmgren R., Humborg C., Kuuppo P., Pastuszak M., Rolff C., and Schulte U. Source identification of nitrate by means of isotopic tracers in the Baltic Sea catchments. Biogeosciences 3 (2006) 663-676
46. Voß M., and Struck U. Stable nitrogen and carbon isotopes as indicator of eutrophication of the Oder river (Baltic Sea). Mar. Chem. 59 (1997) 35-49
47. Waser N.A.D., Harrison P.J., Nielsen B., Calvert S.E., and Turpin D.H. Nitrogen isotope fractionation during uptake and assimilation of nitrate, nitrite, ammonium and urea by a marine diatom. Limnol. Oceanogr. 43 2 (1998) 215-224
48. Wu J., Huang C., Zeng H., Schleser G.H., and Battarbee R. Sedimentary evidence for recent eutrophication in the northern basin of Lake Taihu, China: human impacts on a large shallow lake. J. Paleolimnol. 38 1 (2007) 13-23
49. Yeatman S.G., Spokes L.J., Dennis P.F., and Jickells T.D. Comparisons of aerosol nitrogen isotopic composition at two polluted coastal sites. Atm. Environ. 35 (2001) 1307-1320
50. York J.K., Tomasky G., Valiela I., and Repeta D.J. Stable isotopic detection of ammonium and nitrate assimilation by phytoplankton in the Waquoit Bay estuarine system. Limnol. Oceanogr. 52 (2007) 144-155