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Prof. Dr Goeyens, Leo

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Vrije Universiteit Brussel; Faculteit Wetenschappen & Bio-ingenieurswetenschappen; Vakgroep Chemie; Analytical, Environmental and Geochemistry (AMGC), more Function: Professor

Projects (15)

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Analysis of mercury species in fish for local consumption as well as the study of causes of higher toxic levels
Bepaling van delta 13C en delta 15N op biologische materialen, als bijdrage tot de studie van de mariene voedselketen en de oceanische koolstof- en stikstofkringloop
Biogeochemical cycles of C, N and water balances
Biogeochemical interactions between the Danube River and the North-Western Black Sea
Comparative analysis of food webs based on flow networks: effects of nutrient supply on structure and function of coastal plankton communities
European River Ocean System: the interactions between the river Danube and the north western Black Sea - Pilot phase
Interaction between the Donau and the northwestern Black Sea
Interaction between the Donau and the northwestern Black Sea - pilot phase 94-95
Maintenance and exploitation of a laboratory-container aboard the R.V. Belgica, for marine pollution surveillance
Ocean Margin Exchange II-phase II
Quantification of the transfer: reed residues-zooplankton' in the sea scheldt
Research on the environmental effects of the SIGMA plan, more
Spatial and seasonal variability of the transport of biogenic compounds in the Southern Ocean
The Biogeochemistry of Nutrients, Metals and Organic Micropollutants in the North Sea
The effect of UV-B radiation on the nitrogen metabolism of phytoplancton

Publications (110)	Top \| Publications \| Projects
A1 Publications (49) [show]
Elskens, M.; Baston, D.S.; Stumpf, C.; Haedrich, J.; Keupers, I.; Croes, K.; Denison, M.S.; Baeyens, W.; Goeyens, L. (2011). CALUX measurements: statistical inferences for the dose–response curve. Talanta 85(4): 1966-1973. http://dx.doi.org/10.1016/j.talanta.2011.07.014 Chen, M.S.; Wartel, S.; Lavkulich, L.M.; Baeyens, W.; Goeyens, L.; Brion, N. (2007). Organic matter and dissolved inorganic nitrogen distributions in estuarine muddy deposits. Aquat. ecosyst. health manag. 10(1): 69-85. dx.doi.org/10.1080/14634980701211896 Sanctorum, H.; Windal, I.; Hanot, V.; Goeyens, L.; Baeyens, W. (2007). Dioxin and dioxin-like activity in sediments of the Belgian Coastal Area (Southern North Sea). Arch. Environ. Contam. Toxicol. 52(3): 317-325. http://dx.doi.org/10.1007/s00244-006-0063-x Elskens, M.; Baeyens, W.F.J.; Brion, N.; De Galan, S.; Goeyens, L.; de Brauwere, A. (2005). Reliability of N flux rates estimated from ¹⁵N enrichment and dilution experiments in aquatic systems. Global Biogeochem. Cycles 19(4): GB4028. dx.doi.org/10.1029/2004GB002332 Elskens, M.; Baeyens, W.F.J.; Brion, N.; De Galan, S.; Goeyens, L.; de Brauwere, A. (2005). Auxiliary material for "Reliability of N flux rates estimated from ¹⁵N enrichment and dilution experiments in aquatic systems". Global Biogeochem. Cycles 19(4): 1-9. dx.doi.org/10.1029/2004GB002332 Windal, I.; Van Wouwe, N.; Eppe, G.; Xhrouet, C.; Debacker, V.; Baeyens, W.F.J.; De Pauw, E.; Goeyens, L. (2005). Validation and interpretation of CALUX as a tool for the estimation of dioxin-like activity in marine biological matrixes. Environ. Sci. Technol. 39(6): 1741-1748. dx.doi.org/10.1021/es049182d Windal, I.; Denison, M.S.; Birnbaum, L.S.; Van Wouwe, N.; Baeyens, W.F.J.; Goeyens, L. (2005). Chemically activated luciferase gene expression (CALUX) cell bioassay analysis for the estimation of dioxin-like activity: critical parameters of the CALUX procedure that impact assay results. Environ. Sci. Technol. 39(19): 7357-7364. dx.doi.org/10.1021/es0504993 De Galan, S.; Elskens, M.; Goeyens, L.; Pollentier, A.; Brion, N.; Baeyens, W.F.J. (2004). Spatial and temporal trends in nutrient concentrations in the Belgian Continental area of the North Sea during the period 1993-2000. Est., Coast. and Shelf Sci. 61(3): 517-528. dx.doi.org/10.1016/j.ecss.2004.06.015 Baeyens, W.; Leermakers, M.; Papina, T.; Saprykin, A.; Brion, N.; Noyen, J.; De Gieter, M.; Elskens, M.; Goeyens, L. (2003). Bioconcentration and biomagnification of mercury and methylmercury in North Sea and Scheldt estuary fish. Arch. Environ. Contam. Toxicol. 45(4): 498-508. dx.doi.org/10.1007/s00244-003-2136-4 Tungaraza, C.; Brion, N.; Rousseau, V.; Baeyens, W.; Goeyens, L. (2003). Influence of bacterial activities on nitrogen uptake rates determined by the application of antibiotics. Oceanologia 45(3): 473-489 Tungaraza, C.; Rousseau, V.; Brion, N.; Lancelot, C.; Gichuki, J.; Baeyens, W.F.J.; Goeyens, L. (2003). Contrasting nitrogen uptake by diatom and Phaeocystis-dominated phytoplankton assemblages in the North Sea. J. Exp. Mar. Biol. Ecol. 292(1): 19-41. dx.doi.org/10.1016/S0022-0981(03)00145-X De Gieter, M.; Leermakers, M.; Van Ryssen, R.; Noyen, J.; Goeyens, L.; Baeyens, W. (2002). Total and toxic arsenic levels in North Sea fish. Arch. Environ. Contam. Toxicol. 43(4): 406-417 Dehairs, F.A.; Fagel, N.; Antia, A.N.; Peinert, R.; Elskens, M.; Goeyens, L. (2000). Export production in the Bay of Biscay as estimated from barium-barite in settling material: a comparison with new production. Deep-Sea Res., Part 1, Oceanogr. Res. Pap. 47(4): 583-601. dx.doi.org/10.1016/S0967-0637(99)00072-2 Goeyens, L.; Elskens, M.; Catalano, G.; Lipizer, M.; Hecq, J.H.; Goffart, A. (2000). Nutrient depletions in the Ross Sea and their relation with pigment stocks. J. Mar. Syst. 27(1-3): 195-208. https://dx.doi.org/10.1016/S0924-7963(00)00067-1 Elskens, M.; Goeyens, L.; Dehairs, F.A.; Rees, A.; Joint, I.; Baeyens, W.F.J. (1999). Improved estimation of f-ratio in natural phytoplankton assemblages. Deep-Sea Res., Part 1, Oceanogr. Res. Pap. 46(10): 1793-1808. https://dx.doi.org/10.1016/S0967-0637(99)00023-0 Elskens, M.; Goeyens, L.; Dehairs, F.A.; Rees, A.; Joint, I.; Baeyens, J. (1999). Improved estimation of f-ratio in natural phytoplankton assemblages. Deep-Sea Res., Part 1, Oceanogr. Res. Pap. 46(10): 1793-1808 Mengesha, S.; Dehairs, F.A.; Elskens, M.; Goeyens, L. (1999). Phytoplankton nitrogen nutrition in the western Indian Ocean: Ecophysiological adaptations of neritic and oceanic assemblages to ammonium supply. Est., Coast. and Shelf Sci. 48(5): 589-598 Péter, A.; Tourwè, D.; Baumann, E.M.; Elskens, M.; Goeyens, L. (1999). High performance liquid chromatographic determination of free amino acids in algae. Journal of Liquid Chromatography & Related Technologies 22(7): 1077-1093. dx.doi.org/10.1081/JLC-100101719 Semeneh, M.; Dehairs, F.A.; Elskens, M.; Goeyens, L. (1999). Phytoplankton nitrogen uptake in the tropical western Indian Ocean: Monsoonal and spatial variability. Est., Coast. and Shelf Sci. 48: 589-598 Goeyens, L.; Semeneh, M.; Elskens, M.; Shopova, D.; Baumann, M.E.M.; Dehairs, F.A. (1998). Phytoplankton nutrient utilisation and nutrient signature in the Southern Ocean. J. Mar. Syst. 17: 143-147 Goeyens, L.; Kindermans, N.; Yusuf, M.A.; Elskens, M. (1998). A room temperature procedure for the manual determination of urea in seawater. Est., Coast. and Shelf Sci. 47(4): 415-418 Goeyens, L.; Semeneh, M.; Baumann, M.E.M.; Elskens, M.; Shopova, D. (1998). Phytoplanktonic nutrient utilisation and nutrient signature in the Southern Ocean. J. Mar. Syst. 17(1-4): 143-157. https://dx.doi.org/10.1016/S0924-7963(98)00035-9 Semeneh, M.; Dehairs, F.A.; Elskens, M.; Baumann, M.E.M.; Kopczynska, E.E.; Lancelot, C.; Goeyens, L. (1998). Nitrogen uptake regime and phytoplankton community structure in the Atlantic and Indian sectors of the Southern Ocean. J. Mar. Syst. 17(1-4): 159-177. https://dx.doi.org/10.1016/S0924-7963(98)00036-0 Semeneh, M.; Dehairs, F.A.; Fiala, M.; Elskens, M.; Goeyens, L. (1998). Seasonal variation of phytoplankton community structure and nitrogen uptake regime in the Indian sector of the Southern Ocean. Polar Biol. 20: 259-272 Van Ryssen, R.; Alam, M.; Goeyens, L.; Baeyens, W. (1998). The use of flux-corer experiments in the determination of heavy metal re-distribution in and of potential leaching from the sediments. Wat. Sci. Tech. 37(6-7): 283-290. http://dx.doi.org/10.1016/S0273-1223(98)00209-1 Baeyens, W.F.J.; Van Eck, B.T.M.; Lambert, C.; Wollast, R.; Goeyens, L. (1997). General description of the Scheldt estuary. Hydrobiologia 366: 1-14. https://dx.doi.org/10.1023/A:1003164009031 Baeyens, W.F.J.; Elskens, M.; Gillain, G.; Goeyens, L. (1997). Biogeochemical behaviour of Cd, Cu, Pb and Zn in the Scheldt estuary during the period 1981-1983. Hydrobiologia 366: 15-44. https://dx.doi.org/10.1023/A:1003168125869 Baeyens, W.F.J.; Parmentier, K.; Goeyens, L.; Ducastel, G.; De Gieter, M.; Leermakers, M. (1997). The biogeochemical behaviour of Cd, Cu, Pb and Zn in the Scheldt estuary: results of the 1995 surveys. Hydrobiologia 366: 45-62. https://dx.doi.org/10.1023/A:1003120226778 Baeyens, W.F.J.; Goeyens, L.; Monteny, F.; Elskens, I. (1997). Effect of organic complexation on the behaviour of dissolved Cd, Cu and Zn in the Scheldt estuary. Hydrobiologia 366: 81-90. https://dx.doi.org/10.1023/A:1003176327686 de Baar, H.J.W.; Van Leeuwe, M.A.; Scharek, R.; Goeyens, L.; Bakker, K.M.J.; Fritsche, P. (1997). Nutrient anomalies in Fragilariopsis kerguelensis blooms, iron deficiency and the nitrate/phosphate ratio (A.C. Redfield) of the Antarctic Ocean. Deep-Sea Res., Part II, Top. Stud. Oceanogr. 44(1-2): 229-260. https://dx.doi.org/10.1016/S0967-0645(96)00102-6 Dehairs, F.A.; Kopczynska, E.; Nielsen, C.; Lancelot, C.; Bakker, D.; Koeve, W.; Goeyens, L. (1997). d¹³C of Southern Ocean suspended organic matter during spring and early summer: Regional and temporal variability. Deep-Sea Res., Part 2, Top. Stud. Oceanogr. 44(1-2): 129-142 Dehairs, F.A.; Shopova, D.; Ober, S.; Veth, C.; Goeyens, L. (1997). Particulate barium stocks and oxygen consumption in the Southern Ocean mesopelagic water column during spring and early summer. Deep-Sea Res., Part 2, Top. Stud. Oceanogr. 44(1-2): 497-516 Elskens, M.; Baeyens, W.F.J.; Goeyens, L. (1997). Contribution of nitrate to the uptake of nitrogen by phytoplankton in an ocean margin environment. Hydrobiologia 353: 139-152 Van Leeuwe, M.A.; Scharek, R.; de Baar, H.J.W.; De Jong, J.T.M.; Goeyens, L. (1997). Iron enrichment experiments in the Southern Ocean: physiological responses of plankton communities. Deep-Sea Res., Part II, Top. Stud. Oceanogr. 44(1-2): 189-207. https://dx.doi.org/10.1016/S0967-0645(96)00069-0 Woitchik, A. F.; Ohowa, B.; Kazungu, J. M.; Rao, R. G.; Goeyens, L.; Dehairs, F. (1997). Nitrogen enrichment during decomposition of mangrove leaf litter in an East African coastal lagoon (Kenya): relative importance of biological nitrogen fixation. Biogeochemistry 39(1): 15-35. dx.doi.org/10.1023/A:1005850032254 Goeyens, L.; Dehairs, F.A.; Tréguer, P.; Bauman, E.M.; Baeyens, W.F.J. (1995). The leading role of ammonium in the nitrogen uptake regime of Southern Ocean marginal ice zones. J. Mar. Syst. 6: 345-361 Kopczynska, E.; Goeyens, L.; Semeneh, M.; Dehairs, F.A. (1995). Phytoplankton composition and cell carbon distribution in Prydz Bay, Antarctica: Relation to organic particulate matter and its d¹³C values. J. Plankton Res. 17: 685-707 Rao, R.; Woitchik, A.F.; Goeyens, L.; Van Riet, A.; Kazungu, J.; Dehairs, F.A. (1994). Carbon, nitrogen contents and stable carbon isotope abundance in mangrove leaves from an east African coastal lagoon (Kenya). Aquat. Bot. 47: 175-183 Dehairs, F.A.; Baeyens, W.F.J.; Goeyens, L. (1992). Accumulation of suspended barite at mesopelagic depths and export production in the Southern Ocean. Science (Wash.) 258: 1332-1335 Stroobants, N.; Dehairs, F.A.; Goeyens, L.; Vanderheijden, N.; Van Grieken, R. (1992). Barite formation in the Southern Ocean water column. Mar. Chem. 35: 411-421 Dehairs, F.A.; Stroobants, N.; Goeyens, L. (1991). Suspended barite as a tracer of biological activity in the Southern Ocean. Mar. Chem. 35: 399-410 Goeyens, L.; Sörensson, F.; Tréguer, P.; Morvan, J.; Panouse, M.; Dehairs, F.A. (1991). Spatiotemporal variability of inorganic nitrogen stocks and uptake fluxes in the Scotia-Weddell Confluence area during November and December 1988. Mar. Ecol. Prog. Ser. 77: 7-19 Goeyens, L.; Tréguer, P.; Lancelot, C.; Mathot, S.; Becquevort, S.; Morvan, J.; Dehairs, F.A.; Baeyens, W.F.J. (1991). Ammonium regeneration in the Scotia-Weddell Confluence area during spring 1988. Mar. Ecol. Prog. Ser. 78: 241-252 Dehairs, F.A.; Goeyens, L.; Stroobants, N.; Bernard, P.; Goyet, C.; Poisson, A.; Chesselet, R. (1990). On suspended barite and the oxygen minimum in the Southern Ocean. Global Biogeochem. Cycles 4(1): 85-102 Dehairs, F.A.; Goeyens, L.; Stroobants, N.; Mathot, S. (1988). Elemental composition of suspended matter in the Scotia-Weddell Confluence area during spring and summer 1988. Polar Biol. 12: 25-33 Decadt, G.; Baeyens, W.F.J.; Bradley, D.; Goeyens, L. (1985). Determination of methylmercury in biological samples by semiautomated headspace analysis. Anal. Chem. 57: 2788-2791 Goeyens, L.G.; Stichelbaut, L.W.; Post, E.J.; Baeyens, W.F.J. (1985). Preparation method for solid samples with low nitrogen content for spectrometric nitrogen-15 analysis. Analyst 110: 135-139 Baeyens, W.F.J.; Mommaerts, J.-P.; Goeyens, L.; Dehairs, F.A.; Dedeurwaerder, H.; Decadt, G. (1984). Dynamic patterns of dissolved nitrogen in the Southern Bight of the North Sea. Est., Coast. and Shelf Sci. 18(5): 499-510. https://dx.doi.org/10.1016/0272-7714(84)90086-6 Goeyens, L.; Post, E.; Dehairst, F.; Vandenhoudt, A.; Baeyens, W.F.J. (1982). The use of high pressure liquid chromatography with fluorimetric detection for chlorophyll A determination in natural extracts of chloropigments and their degradation products. Int. J. Environ. Anal. Chem. 12: 51-63
Peer reviewed publications (6) [show]
Dehairs, F.A.; Fagel, N.; Antia, A.N.; Peinert, R.; Elskens, M.; Goeyens, L. (2000). Export production in the Gulf of Biscay as estimated from barium-barite in settling material: A comparison with new production. Deep Sea Res. (1977) 47: 583-601 Kazungu, J. M.; Dehairs, F.; Goeyens, L. (1989). Nutrients distribution patterns in Tudor estuary (Mombasa, Kenya) during rainy season. Kenya J. Sci. (B Biol. Sci.) 10(1-2): 47-61 Van Bennekom, J.; Dehairs, F.A.; Goeyens, L.; Pamatmat, M.; Tréguer, P. (1989). Barium biogeochemistry. Ber. Polarforsch. Meeresforsch. 65: 44-46 Goeyens, L.; De Vries, R.T.P.; Bakker, J.F.; Helder, W. (1987). An experiment on the relative importance of denitrification, nitrate reduction and ammonification in coastal marine sediment. Neth. J. Sea Res. 21(3): 171-175 Baeyens, W.F.J.; Decadt, G.; Dehairs, F.A.; Goeyens, L. (1982). An automated method for the assessment of mercury adsorption rates on particulate suspended matter. Oceanol. Acta 5(3): 261-264 Baeyens, W.F.J.; Decadt, G.; Dehairs, F.A.; Goeyens, L. (1982). An automated method for the assessment of mercury adsorption rates. Oceanol. Acta 5: 261-264
Books (2) [show]
Dehairs, F.A.; Elskens, M.; Goeyens, L. (Ed.) (1998). Integrated Marine System Analysis. European Network for Integrated Marine System Analysis FWO Vlaanderen: Proceedings of the second network meeting (Brussels, May 29-31, 1997). VUB. Laboratorium voor Analytische Chemie: Brussel. 376 pp. Baeyens, J.; Dehairs, F.A.; Goeyens, L. (Ed.) (1996). Integrated Marine System Analysis. European Network for Integrated Marine System Analysis. FWO Vlaanderen: minutes of the first network meeting (Brugge, 29.02.96-02.03.96). Vrije Universiteit Brussel. Laboratorium voor Analytische Chemie: Brussel. 217 pp.
Book chapters (32) [show]
Baeyens, W.F.J.; Van Eck, B.T.M.; Lambert, C.; Wollast, R.; Goeyens, L. (1998). General description of the Scheldt estuary, in: Baeyens, W.F.J. (Ed.) Trace metals in the Westerschelde Estuary: a case-study of a polluted, partially anoxic estuary. Developments in Hydrobiology, 128: pp. 1-14. https://dx.doi.org/10.1007/978-94-017-3573-5_1 Baeyens, W.F.J.; Elskens, M.; Gillain, G.; Goeyens, L. (1998). Biogeochemical behaviour of Cd, Cu, Pb and Zn in the Scheldt estuary during the period 1981-1983, in: Baeyens, W.F.J. (Ed.) Trace metals in the Westerschelde Estuary: a case-study of a polluted, partially anoxic estuary. Developments in Hydrobiology, 128: pp. 15-44. https://dx.doi.org/10.1007/978-94-017-3573-5_2 Baeyens, W.F.J.; Parmentier, K.; Goeyens, L.; Ducastel, G.; De Gieter, M.; Leermakers, M. (1998). The biogeochemical behaviour of Cd, Cu, Pb and Zn in the Scheldt estuary: results of the 1995 surveys, in: Baeyens, W.F.J. (Ed.) Trace metals in the Westerschelde Estuary: a case-study of a polluted, partially anoxic estuary. Developments in Hydrobiology, 128: pp. 45-62. https://dx.doi.org/10.1007/978-94-017-3573-5_3 Baeyens, W.F.J.; Goeyens, L.; Monteny, F.; Elskens, I. (1998). Effect of organic complexation on the behaviour of dissolved Cd, Cu and Zn in the Scheldt estuary, in: Baeyens, W.F.J. (Ed.) Trace metals in the Westerschelde Estuary: a case-study of a polluted, partially anoxic estuary. Developments in Hydrobiology, 128: pp. 81-90. https://dx.doi.org/10.1007/978-94-017-3573-5_5 Dehairs, F.A.; Fagel, N.; Elskens, M.; André, L.; Goeyens, L. (1998). Export production in the Gulf of Biscay as estimated from barium-barite in settling material, in: Dehairs, F.A. et al. (Ed.) Integrated Marine System Analysis. European Network for Integrated Marine System Analysis FWO Vlaanderen: Proceedings of the second network meeting (Brussels, May 29-31, 1997). pp. 259-277 Elskens, M.; Goeyens, L.; Dehairs, F.A.; Rees, A.; Joint, I.; Baeyens, W.F.J. (1998). Improved estimation of f-ratio in natural phytoplankton assemblages, in: Dehairs, F.A. et al. (Ed.) Integrated Marine System Analysis. European Network for Integrated Marine System Analysis FWO Vlaanderen: Proceedings of the second network meeting (Brussels, May 29-31, 1997). pp. 139-150, 2 plates Elskens, M.; Goeyens, L. (1998). New production: does new production equal export production?: introductory note, in: Dehairs, F.A. et al. (Ed.) Integrated Marine System Analysis. European Network for Integrated Marine System Analysis FWO Vlaanderen: Proceedings of the second network meeting (Brussels, May 29-31, 1997). pp. 51-53 Dehairs, F.A.; Semeneh, M.; Elskens, M.; Goeyens, L. (1997). Spatial and seasonal variability of new production and export production in the Southern Ocean, in: Caschetto, S. (Ed.) Belgian research programme on the Antarctic: scientific results of phase III (1992-1996): 1. Marine biochemistry and ecodynamics. pp. A3/03/001/1-83 Dehairs, F.A.; Goeyens, L. (1996). Oxidation rate of organic carbon in the mesopelagic water column as traced by suspended barium-barite, in: Baeyens, J. et al. (Ed.) Integrated Marine System Analysis. European Network for Integrated Marine System Analysis. FWO Vlaanderen: minutes of the first network meeting (Brugge, 29.02.96-02.03.96). pp. 205-217 Semeneh, M.; Dehairs, F.A.; Goeyens, L. (1995). Uptake of nitrogenous nutrients by phytoplankton in the tropical western Indian Ocean (Kenyan coast): monsoonal and spatial variability, in: Heip, C.H.R. et al. (Ed.) Monsoons and coastal ecosystems in Kenya. pp. 101-104 Dehairs, F.A.; Elskens, M.; Goeyens, L.; Vervlimmeren, J. (1994). Ocean Margin Exchange (OMEX): subproject biogeochemical cycles, particle biogeochemistry, bioreactive elements in suspended matter, in: Vanderborght, O. et al. (Ed.) IGBP and 'Global Change' related research in Belgium II. pp. 125 Goeyens, L.; Dehairs, F.A. (1993). Seasonal fluctuation of export and recycled production in different subareas of the Southern Ocean, in: Caschetto, S. (Ed.) Belgian scientific research programme on Antarctica: scientific results of phase II (10/1988-05/1992): 1. Plankton ecology and marine biogeochemistry. pp. II/08/1-79 Goeyens, L.; Dehairs, F.A. (1993). Seasonal fluctuations of export and recycled production in different areas of the Southern Ocean, in: [s.d.] pp. 2-79 Baeyens, W.F.J.; Dehairs, F.A.; Goeyens, L.; Vandenhoudt, A. (1989). Stable pollutants in the eastern part of the North Sea, in: Pichot, G. (Ed.) Progress in Belgian Oceanographic Research 1989: proceedings of the North Sea Symposium held in Ghent, 14 February 1989. pp. 325-340 Dehairs, F.A.; Goeyens, L. (1989). The biogeochemistry of barium in the Southern Ocean, in: [s.d.] pp. 1-100 Dehairs, F.A.; Goeyens, L. (1989). The biochemistry of barium in the Southern Ocean, in: Caschetto, S. (Ed.) Belgian scientific research programme on Antarctica: scientific results of phase I (10/1985-01/1989): 2. A: Marine geochemistry; B: Marine geophysics. pp. 08/1-100 Goeyens, L.; Dehairs, F.A. (1989). Study of the remineralization process by N-15 isotope dilution experiments, in: [s.d.] pp. 5-21 Dehairs, F.A.; Goeyens, L. (1988). Dissolved barium and nutrients in the Southern Ocean: Their potential use as tracers for the characterisation of the different watermasses, in: [s.d.] pp. 79-95 Dehairs, F.A.; Goeyens, L. (1988). IGBP: Panel on marine biosphere-atmosphere interactions. Barium biogeochemistry in the oceanic watercolumn, in: Cottenie, A.H. et al. (Ed.) Belgian research on Global Change IGBP: Proceedings of a Symposium held in Brussels on 22 April 1988. pp. 202 Dehairs, F.A.; Goeyens, L. (1988). Dissolved barium and nutrients in the Southern Ocean: their potential use as tracers for the characterization of the different watermasses, in: Proceedings of the Belgian National Colloquium on Antarctic Research (Brussels, October 20, 1987). pp. 79-95 Goeyens, L.; Vandenhoudt, A.; Lesage, B. (1985). Introduction of nitrogen-15 in the study of the biological production cycle of marine ecosystems, in: Van Grieken, R. et al. (Ed.) Progress in Belgian Oceanographic Research: Proceedings of a symposium held at the Palace of Academies Brussels, 3-5 March 1985. pp. 334-336 Xianren, Q.; Dedeurwaerder, H.; Goeyens, L.; Baeyens, W.F.J. (1985). Application of HPLC in the study of the ionic composition of environmental samples, in: Van Grieken, R. et al. (Ed.) Progress in Belgian Oceanographic Research: Proceedings of a symposium held at the Palace of Academies Brussels, 3-5 March 1985. pp. 223-227 Decadt, G.; Gillain, G.; Dehairs, F.A.; Dedeurwaerder, H.; Goeyens, L.; Baeyens, J. (1984). Distribution, transport and fate of Bi, Cu, Cd, Hg, Pb, Sb and Zn in the Belgian coastal marine environment. Part II: Spatial, temporal and compartmental distribution in the water column, in: Disteche, A. et al. (Ed.) (1982). Geconcentreerde Onderzoeksacties Interuniversitaire Actie Oceanologie: eindverslag 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapport final 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment. pp. 41-62 Baeyens, W.F.J.; Decadt, G.; Dehairs, F.A.; Goeyens, L.; Dedeurwaerder, H.; Gillain, G. (1982). Distribution, transport and fate of Bi, Cu, Cd, Hg, Pb, Sb and Zn in the Belgian coastal marine environment. Part V: Interaction kinetics between dissolved inorganic mercury and estuarine suspended matter, in: Disteche, A. et al. (Ed.) Geconcentreerde Onderzoeksacties Interuniversitaire Actie Oceanologie: eindverslag 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapport final 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment. pp. 109-124 Gillain, G.; Decadt, G.; Dehairs, F.A.; Dedeurwaerder, H.; Goeyens, L.; Baeyens, W.F.J.; Bogaert, M.; Dejonghe, M.; Wartel, S. (1982). Distribution, transport and fate of Bi, Cd, Cu, Hg, Pb, Sb and Zn in the Belgian coastal marine environment, in: Disteche, A. et al. (Ed.) Geconcentreerde Onderzoeksacties Interuniversitaire Actie Oceanologie: eindverslag 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapport final 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment. pp. 7-39 Gillain, G.; Decadt, G.; Dehairs, F.A.; Dedeurwaerder, H.; Goeyens, L.; Baeyens, W.F.J. (1982). Sampling techniques and analytical methods, in: Disteche, A. et al. (Ed.) Geconcentreerde Onderzoeksacties Interuniversitaire Actie Oceanologie: eindverslag 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapport final 2. Distribution, transport and fate of heavy metals in the Belgian coastal marine environment. pp. 13-39 Goeyens, L.; Post, E.; Vandenhoudt, A.; Declerck, M.; Baeyens, W.F.J. (1982). Nutrient uptake by marine phytoplankton, in: Heip, C.H.R. et al. (Ed.) Geconcerteerde Onderzoeksacties Interuniversitaire Actie Oceanologie: eindverslag 3. Biological processes and translocations = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapport final 3. Biological processes and translocations. pp. 215-226 Post, E.; Goeyens, L.; Vandenhoudt, A. (1982). Determination of marine phytoplanktonic biomass, in: Heip, C.H.R. et al. (Ed.) Geconcerteerde Onderzoeksacties Interuniversitaire Actie Oceanologie: eindverslag 3. Biological processes and translocations = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapport final 3. Biological processes and translocations. pp. 200-213 Decadt, G.; Bogaert, M.; Goeyens, L.; Baeyens, W.F.J. (1980). Determinations of mercury in various compartments of a coastal marine ecosystem, in: Geconcerteerde Onderzoeksacties Interuniversitaire Actie Oceanologie: verslag van de studiedagen = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapports des journées d'études. pp. 59-73 Goeyens, L.; Vandenhoudt, A.; Decadt, G.; Baeyens, W.F.J. (1980). The rate of utilization of nitrate-nitrite by natural phytoplankton populations in a reactor, in: Geconcerteerde Onderzoeksacties Interuniversitaire Actie Oceanologie: verslag van de studiedagen = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapports des journées d'études. pp. 9-25 Lancelot, C.; Daro, M.H.; Bouquegneau, J.-M.; Billen, G.; Joiris, C.; Bossicart, M.; Bertels, A.; Verbeustel, S.; Nys, J.; Nihoul, C.; Putman, J.; Wynant, J.; Heise, A.; Goeyens, L. (1980). Ecometabolism of the coastal area of the Southern Bight of the North Sea: report of the workgroup "Organic Matter" (1979), in: Geconcerteerde Onderzoeksacties Interuniversitaire Actie Oceanologie: verslag van de studiedagen = Actions de Recherche Concertées Action Interuniversitaire Océanologie: rapports des journées d'études. pp. 109-130 Elskens, I.; Baeyens, W.F.J.; Goeyens, L. (1977). Le transport de certains métaux lourds à l'intérieur de l'écosystème marin dans le sud de la Mer du Nord, in: Elskens, I. et al. (Ed.) Studie en beheer van het mariene systeem: 4de Colloquium E4-77, Louvain-la-Neuve, 18 juli-5 augustus 1977, vol. 2. pp. 304-315
Abstracts (3) [show]
De Meulenaer, B.; Carbonnelle, S.; Eppe, G.; Ayala, J.V.; De Greyt, W.; De Pauw, E.; Verhé, R.; Goeyens, L. (2005). Removal of dioxins and PCB from fish oil by absorption and stripping technologies and their influence on the nutritional quality, in: Abstracts of the 35th WEFTA meeting 19-22 September 2005, Antwerp, Belgium. pp. 25 De Gieter, M.; Leermakers, M.; Van Ryssen, R.; Noyen, J.; Goeyens, L.; Baeyens, W. (2002). Total and toxic arsenic levels in North Sea fish (poster), in: Mees, J. et al. (Ed.) VLIZ Young Scientists' Day, Brugge, Belgium 13 March 2002: book of abstracts. VLIZ Special Publication, 7: pp. 33 Kazungu, J.M.; Dehairs, F.A.; Hemminga, M.; Goeyens, L.; Woitchik, A.F. (1998). Nitrogen dynamics in a tropical mangrove ecosystem, Gazi Bay, Kenia: evidence of net importation of Particulate Organic Nitrogen (PON) of marine origin, in: ECSA 29 Symposium. Estuarine Research and Management in Developed and Developping countries: Joint ECSA and CERM symposium at the University of Port Elizabeth 13-17 July 1998. Abstract book. pp. 51
Reports (11) [show]
Hellings, L.; Van Damme, S.; Goeyens, L.; Baeyens, W.F.J.; Dehairs, F.A.; Van Den Driessche, K.; Keppens, E. (1999). Onderzoek Milieu-effecten Sigmaplan (OMES): deelstudie 7.3. Water-schor interactie: de biogeochemische cycli van koolstof en stikstof. Eindverslag. Algemene Milieu Impaktstudie Sigmaplan (AMIS), AMIS DS7.3. VUB: Brussel. 115, 33 pp. Baeyens, W.; Dehairs, F.; Goeyens, L.; Vandenhoudt, A. (1989). Stable pollutants in the eastern part of the North Sea. CM Documents - ICES, C.M. 1989(E:33). ICES: Copenhagen. [no pag.] pp. Kazungu, J.M.; Dehairs, F.A.; Goeyens, L. (1987). Nutrients distribution patterns in Tudor estuary during rainy season, in: Martens, E.E. Kenyan-Belgian Project in Marine Sciences: Second Quarterly Report. pp. 64-69 Baeyens, W.; Decadt, G.; Dehairs, F.; Goeyens, L.; Dedeurwaerder, H.; Gillain, G. (1982). Part 5. Interaction kinetics between dissolved inorganic mercury and estuarine suspended matter. CM Documents - ICES, C.M. 1982(E:38). International Council for the Exploration of the Sea: Copenhagen. 109-124 pp. Decadt, G.; Gillain, G.; Dehairs, F.; Dedeurwaerder, H.; Goeyens, L.; Baeyens, W. (1982). Spatial, temporal and compartmental distribution in the water column. CM Documents - ICES, C.M. 1982(E:35). International Council for the Exploration of the Sea: Copenhagen. 35-57 pp. Gillain, G.; Decadt, G.; Dehairs, F.; Dedeurwaerder, H.; Goeyens, L.; Baeyens, W. (1982). Part 1. Sampling techniques and analytical methods. CM Documents - ICES, C.M. 1982(E:34). International Council for the Exploration of the Sea: Copenhagen. 7-33 pp. Decadt, G.; Bogaert, M.; Goeyens, L.; Baeyens, W. (1980). Determinations of mercury in various compartments of a coastal marine ecosystem. CM Documents - ICES, C.M. 1980(E:37). International Council for the Exploration of the Sea: Copenhagen. 59-73 pp. Goeyens, L.; Vandenhoudt, A.; Decadt, G.; Baeyens, W. (1980). The rate of utilization of nitrate-nitrite by natural phytoplankton populations in a reactor. CM Documents - ICES, C.M. 1980(L:20). International Council for the Exploration of the Sea: Copenhagen. 9-25 pp. Lancelot, C.; Daro, M.H.; Bouquegneau, J.-M.; Billen, G.; Joiris, C.; Bossicart, M.; Bertels, A.; Verbeustel, S.; Nys, J.; Nihoul, C.; Putman, J.; Wynant, J.; Heise, A.; Goeyens, L. (1980). Ecometabolism of the coastal area of the Southern Bight of the North Sea. Report of the workgroup "Organic Matter" (1979). CM Documents - ICES, C.M. 1980(L:22). International Council for the Exploration of the Sea: Copenhagen. 109-130 pp. Lancelot, C.; Bertels, A.; Nys, J.; Nihoul, C.; Goeyens, L. (1979). Groupe matière organique. Synthèse des recherches sur le phytoplancton (période 1979). Synth. OM/1979:02. [S.n.]: [s.l.]. diff. pag. pp. Decadt, G.; Goeyens, L. (1978). Seizoenvariatie en ruimtelijke verspreiding van de nutrienten in de Zuidelijke Noordzee. Survey 78.07. [S.n.]: [s.l.]. 54 pp.
Other publications (4) [show]
Elskens, M.; Chou, L.; Dauby, P.; Frankignoulle, M.; Goeyens, L.; Loijens, M.; Wollast, R. (1993). Primary production and nutrient fluxes in the Gulf of Biscay, in: Progress in Belgian Oceanographic Research, Brussels, January 21-22, 1993. pp. 137-158 Elskens, I.; Goeyens, L. (1985). Transport, fate and recycling of heavy metals in sea-water ecosystems, in: Nurnberg, H.W. (Ed.) Pollutants and their ecotoxicological Significance. pp. 239-253 Baeyens, J.; Goeyens, L.; Dehairs, F.A.; Decadt, G.; Mommaerts, J.-P. (1983). Nitrogen cycles in a coastal open sea zone off the Belgian coast. Eos, Trans. (Wash. D.C.) 64: 1024 Baeyens, W.F.J.; Decadt, G.; Gillain, G.; Dedeurwaerder, H.; Dehairs, F.A.; Goeyens, L. (1982). De distributie van zware metalen in de waterkolom van de Belgische kustzone. Water 5: 150-153
Thesis (co-)promotor (3) [show]
Gichuki, J.W. (1997). Nitrogenous nutrient uptake rates and primary production of phytoplankton in the Southern Bight of the North Sea during the spring of 1997. MSc Thesis. VUB: Brussel. 75 pp. Kazungu, J. M. (1996). Nitrogen - transformational processes in a tropical mangrove ecosystem (Gazi bay, Kenya). PhD Thesis. VUB: Brussels. 198, 4 appendices, 1 figure pp. Loth, M. (1996). Denitrification potential of intertidal sediments of the River Scheldt. MSc Thesis. Vrije Universiteit Brussel: Brussel. 52, app. pp.

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