Bootsma, H.A., R.E. Hecky, T.C. Johnson, H.J. Kling, and J. Mwita. 2003. Inputs, outputs, and internal cycling of silica in a large, tropical lake. Journal of Great Lakes Research 29 (suppl. 2): 121-138.

Hamblin, P. F., H.A. Bootsma, and R.E. Hecky. 2003. Modelling nutrient upwelling in Lake Malawi/Nyasa. Journal of Great Lakes Research 29 (Suppl. 2): 34-47.

Guildford, S.J., R.E. Hecky, W.D. Taylor, R. Mugidde, and H.A. Bootsma. 2003. Nutrient enrichment experiments in tropical Great Lakes Malawi/Nyasa and Victoria. Journal of Great Lakes Research 29 (Suppl. 2): 89-106.

Higgins, S.N., H.J. Kling, R.E. Hecky, W.D. Taylor, and H.A. Bootsma. 2003. The community composition, distribution, and nutrient status of epilithic pertiphyton at five rocky littoral zone sites in Lake Malawi, Africa. Journal of Great Lakes Research 29 (Suppl. 2): 181-189.

Hecky, R.E., H.A. Bootsma, and M.J. Kingdon. 2003. Impact of land use on sediment and nutrient yields to Lake Malawi/Nyasa (Africa). Journal of Great Lakes Research 29 (Suppl. 2): 139-158.

Kidd, K.A., H.A. Bootsma, R.H. Hesslein, W.L. Lockhart, and R.E. Hecky. 2003. Mercury concentrations in the food web of Lake Malawi, East Africa. Journal of Great Lakes Research 29 (Suppl. 2): 258-266.

Ramlal, P.S., R.E. Hecky, H.A. Bootsma, S.L. Schiff, and M.J. Kingdon. 2003. Sources and fluxes of organic carbon in Lake Malawi/Nyasa. Journal of Great Lakes Research 29 (Suppl. 2): 107-120.

Hamblin, P.F., H.A. Bootsma, and R.E. Hecky. 2003. Surface meteorological observations over Lake Malawi/Nyasa. J. Great Lakes Res. 29 (Suppl. 2): 19-33

Hamblin, P.F., P. Verburg, P. Roebber, H.A. Bootsma, and R.E. Hecky. 2002. Observations, evaporation and preliminary modelling of over-lake meteorology on large African lakes. Pages 121-151In Odada, E.O., and D.O. Olago (eds.), The East African Great Lakes: Limnology, Palaeolimnology and Biodiversity. Advances in Global Change Research, Vol. 12. Kluwer, the Netherlands.

Lam, D.C.L., L. Leon, R.E. Hecky, H. Bootsma, and R.C. McCrimmon. 2002. A modelling approach for Lake Malawi/Nyasa/Niassa: Integrating hydrological and limnological data. Pages 189-208 In Olago, D.O., and E.O Odada (eds.), The East African Great Lakes: Limnology, Paleolimnology and Biodiversity. Advances in Global Research. Kluwer.

Vollmer, M.K., R.F. Weiss, and H.A. Bootsma. 2002. Ventilation of Lake Malawi/Nyasa. Pages 209-233 In Olago, D.O., and E.O Odada (eds.), The East African Great Lakes: Limnology, Paleolimnology and Biodiversity. Advances in Global Research. Kluwer.

Bootsma, H.A. 2001. Hydrodynamic measurements at the Wisconsin Electric water intake, Point Beach, Lake Michigan. Special Report No. 2001-01, UWM Great Lakes WATER Institute.

Bootsma, H.A., and R.E. Hecky. 2000. Inputs, outputs and internal cycling of silica in Lake Malawi. IDEAL 2nd International Conference Symposium. Pan African START Secretariat, pp. 21-22.

Karlsson, H., D.C.G. Muir, C.F. Teixiera, D. A. Burniston, W.M.J. Strachan, R.E. Hecky, J. Mwita, H. A. Bootsma, N. P. Grift, K.A. Kidd, B. Rosenberg. 2000. Persistent Chlorinated Pesticides in Air, Water and Precipitation from the Lake Malawi Area, Southern Africa. Environ. Sci. Technol. 34: 4490-4495. Subscribers can view at http://dx.doi.org/10.1021/ES001053J

Cotner, J.B., R.H. Sada, H.A. Bootsma, T. Johengen, J.F. Cavaletto, and W.S. Gardner. 2000. Nutrient limitation of heterotrophic bacteria in Florida Bay. Estuaries 23: 611-620.

Kidd, K.A., H.A. Bootsma, R. H. Hesslein, D.C.G. Muir, and R.E. Hecky. 2001. Biomagnification of DDT through the benthic and pelagic food webs of Lake Malawi, East Africa: Importance of trophic level and carbon source. Environ. Sci. Technol. 35:14-20.

Bootsma, H.A., and R.E. Hecky. 2001. Initial measurements of benthic photosynthesis in Lake Malawi. Pages 31-45 In Munawar, M., and R.E. Hecky (eds.), Great Lakes of the World (GLOW): Food-web, health and integrity. Ecovision World Monograph Series. Backhuys, Leiden, the Netherlands.

Bootsma, H.A. 2000. Book review: Ecological Dynamics of Tropical Inland Waters (J.F. Talling and J. Lemoalle, eds.), Limnology and Oceanography 45(2): 523

Guildford, S.J., H.A. Bootsma, E.J. Fee, R.E. Hecky, and G. Patterson. 2000. Phytoplankton nutrient status and mean water column irradiance in Lakes Malawi and Superior. Aquatic Ecosystem Health and Management 3: 35-45.

Bootsma, H.A., and R.E. Hecky. 1999. Water Quality Report, Lake Malawi / Nyasa Biodiversity Conservation Project. SADC / GEF.

Gardner, W.S., P.J. Lavrentyev, H.A. Bootsma, J.F. Cavaletto, F. Troncone, and J.B. Cotner. 2000. Effects of natural light on nitrogen dynamics in diverse aquatic environments. Verhandlungen Internationale Vereinigung für theoretische und angewandte Limnologie (Proceedings of the 1998 SIL conference in Dublin, Ireland) 27: 64-73.

Gardner, W.S., H.A. Bootsma, F. Troncone, P.J. Lavrentyev, and J.F. Cavaletto. 1998. Nitrogen cycling rates and light effects in tropical Lake Maracaibo, Venezuela. Limnology and Oceanography 43(8): 1814-1825.

Lavrentyev, P.J., H.A. Bootsma, T.H. Johengen, J.F. Cavaletto, and W.S. Gardner. 1998. Microbial plankton response to resource limitation: insights from the community structure and seston stoichiometry in Florida Bay, USA. Marine Ecology Progress Series 165: 45-57.

Bootsma, H.A., R.E. Hecky, R.H. Hesslein, and G.F. Turner. 1996. Food partitioning among Lake Malawi nearshore fishes as revealed by stable isotope analyses. Ecology 77: 97-101.

Bootsma, H.A., M.J. Bootsma, and R.E. Hecky. 1996. The chemical composition of precipitation and its significance to the nutrient budget of Lake Malawi. Pages 251-265 In T.C. Johnson and E.O. Odada (eds.), The Limnology, Climatology and Paleoclimatology of the East African Lakes. Gordon and Breach, Toronto.

Hecky, R.E., H.A. Bootsma, R. Mugidde, and F.W.B. Bugenyi. 1996. Phosphorus pumps, nitrogen sinks, silicon drains; plumbing nutrients in the African Great Lakes. In T.C. Johnson and E.O. Odada (eds.), The Limnology, Climatology and Paleoclimatology of the East African Lakes. Gordon and Breach, Toronto.

Gardner, W.S., H.A. Bootsma, C. Evans, and P.A. St. John. 1995. Improved chromatographic analysis of 15N:14N ratios in ammonium or nitrate for isotope addition experiments. Marine Chemistry 48: 271-282.

Bootsma, H.A. 1993. Algal dynamics in tropical Lake Malawi, and their relation to hydrographic and meteorological conditions. Ph.D. dissertation. 311 pp.

Bootsma, H.A., and R.E. Hecky. 1993. Conservation of the African Great Lakes: A limnological perspective. Conservation Biology (Special Issue) 7: 644-656.

Bootsma, H.A. 1993. Spatio-temporal variation of phytoplankton biomass in Lake Malawi, Central Africa. Verhandlungen Internationale Vereinigung für theoretische und angewandte Limnologie (Proceedings of the 1992 SIL conference in Barcelona, Spain) 25: 882-886.

Bootsma, H.A., R.E. Hecky and E.J. Fee. 1992. The relation of surface water nitrate concentration to morphometry and hydrology in large lakes. (Presented at the December 1992 meeting of the American Geophysical Union). Eos 73: 197 (Abstract).

Bootsma, H.A. 1992. Lake Malawi National Park: An overview. Mitteilungen Internationale Vereinigung für theoretische und angewandte Limnologie 23:125-128.

Bootsma, H.A. 1990. Protecting the unique fishes of Lake Malawi. Sea Wind (Bulletin of the International Marinelife Alliance) 4: 6-12.