Gary Denton

Gary Denton, Ph.D
Prof. Environmental Toxicology

Phone: 671-735-2690 (fax 734-8890) (GMT+10 hrs)
gdenton(weriguam)uguam.uog.edu?subject=Faculty - WeriGuam.org

Publications List

Journal Articles

  1. Denton, G.R.W., Emborski, C.A., Habana, N., and Starmer, J.A. (2014). Influence of Urban Runoff, Inappropriate Waste Disposal Practices and World War II on the Heavy Metal Status of Sediments in the Southern Half of Saipan Lagoon, Saipan, CNMI. Marine Pollution Bulletin, 81: 276-281.
  2. Denton, G.R.W., and S. Namazi (2013). Indoor Radon Levels and Lung Cancer Incidence on Guam. In: Proceedings of the 2013 International Symposium on Environmental Science and Technology (ISEST), Dalian, China, June 4-7, 2013. Procedia Environmental Sciences, 18: 157-166.
  3. Morrison, R.J., Denton, G.R.W., Tamata, U. B., and Grignon, J. (2013). Anthropogenic Biogeochemical Impacts on Coral Reefs in the Pacific Islands - An Overview. Deep-Sea Research II, 96: 5-12.
  4. Denton, G.R.W., Trianni, M.S., Bearden, B.G., Houk, P.C. and Starmer, J.A. (2011). Impact of a Medical Waste Incinerator on Mercury Levels in Lagoon Fish from a Small Tropical Island in the Western Pacific. Journal of Toxicology and Environmental Health Part A, 74: 823–827.
  5. Denton, G.R.W., Trianni, M.S., Bearden, B.G., Houk, P.C. and Starmer, J.A. (2011). Tracking Down an Unusual Source of Mercury Enrichment in Fish from Saipan Lagoon, Saipan, Commonwealth of the Northern Mariana Islands. Progress in Environmental Sciences and Technology, Vol. III: 983-997.
  6. Denton, G.R.W. (2011). Good Fish Bad Fish: The Mercury Dilemma. Journal of Micronesian Fishing. Spring 2011 Issue.
  7. Denton, G.R.W. and Sian-Denton, C.M. (2010). Groundwater Monitoring on Guam : Management Responses to Recent Water Quality Violations, Journal of Groundwater Monitoring and Remediation, Spring 2010, pp. 127-133.
  8. Wilson, R., Pyatt, B. and Denton G.R.W. Denton (2009). An Evaluation of the Bioavailability and Bioaccumulation of Selected Metals Occurring in a Wetland Area on the Volcanic Island of Guam, Western Pacific Ocean 21: 1-5.
  9. Denton G.R.W., Siegrist, H.G., and J.P. Jano-Edwards (2009). Metal Deficiencies and Imbalances in Wetland Plants from a Manganese-Enriched Wetland in Southern Guam: A Preliminary Investigation. Progress in Environmental Sciences and Technology, Vol. II Part B (1853-1858).
  10. Denton G.R.W., Siegrist, H.G., and J.P. Jano-Edwards (2009). Trace Elements in Pandanus (Pandanus tectorius) from a Manganese-Enriched Wetland in Southern Guam: A Possible Lytico-Bodig Connection? Journal of Toxicology and Environmental Health, Part A, 72: 1-3.
  11. Denton G.R.W., Morrison, R.J., Bearden, B.G., Houk, P., Starmer, J.A. and Wood H.R (2009) Impact of a Coastal Dump in a Tropical Lagoon on Trace Metal Levels in Surrounding Marine Biota: A Case Study from Saipan, Northern Mariana Islands (CNMI). Marine Pollution Bulletin, 58: 424-455.
  12. Denton G.R.W. and Morrison, R.J. (2009). Impact of a Rudimentary Landfill on the Trace Metal Status of Pago Bay, Guam. Marine Pollution Bulletin, 58: 150-162.
  13. Denton G.R.W., Golabi, M. Wood, H.R., Iyekar, C., Concepcion, L.P and Wen, Y. (2008). Impact of Ordot Dump on Water Quality of the Lonfit River Basin in Central Guam. II. Aqueous Chemical and Biological Contaminants. Micronesica, 40 (1/2): 149-167.
  14. Denton G.R.W., M.C. Olsen and Y. Wen (2007). Solid Waste Disposal on Guam: Impact of an Unsanitary Landfill on the Heavy Metal Status of Adjacent Community Representatives. In: Wang, Y. et al. (Eds.). Progress in Environmental Science and Technology, Volume 1. Science Press, Beijing, pp. 1169-1176.
  15. Golabi, M.H., Denton, G.R.W., Wood, H.R., Wen, Y. and Iyekar, C. (2007). Impact of Ordot Dump on Water Quality of the Lonfit River Basin in Central Guam. 1. Soil Characterization and Nutrient Retention. Micronesica, 39 (1): 41-54.
  16. Denton, G.R.W.and Sian-Denton, C.M. (2007). Unsightly Algal Blooms in Tumon Bay, Guam's Premier Tourist Location: Possible Connection to Hotel Landscaping Activities. Journal Interdisciplinary Environmental Review, IX (1): 94-106.
  17. Vuki, M., Limtiaco, J., Aube, T., Emmanuel, J., Denton, G.R.W., and Wood, H.R. (2007). Arsenic Speciation Study in Some Spring Waters of Guam, Western Pacific Ocean, Science of the Total Environment, 379: 176-179.
  18. Denton, G.R.W., Concepcion, L.P., Wood, H.R. and Morrison R.J. (2006). Trace Metals in Marine Organisms from Four Harbours in Guam. Marine Pollution Bulletin, 52: 1784-1804
  19. Denton, G.R.W., Concepcion, L.P., Wood, H.R. and Morrison R.J. (2006) Polycyclic Aromatic Hydrocarbons (PAHs) in SmallIsland Coastal Environments: A Case Study from Harbours in Guam, Micronesia. Marine Pollution Bulletin, 52:1090-1098.
  20. Denton, G.R.W., Concepcion, L.P., Wood, H.R. and Morrison R.J. (2006). Polychlorinated Biphenyls (PCBs) in Sediments from Four Harbours in Guam. Marine Pollution Bulletin, 52: 711-718.
  21. Denton, G.R.W., Bearden, B. Concepcion, L.P., Wood, H.R. and Morrison R.J. (2006). Contaminant Assessment of Surface Sediments from Tanapag Lagoon, Saipan, Marine Pollution Bulletin, 52: 703-710.
  22. Denton, G.R.W., Concepcion, L.P., Wood, H.R. and Morrison R.J. (2006). Polychlorinated Biphenyls (PCBs) in Marine Organisms from Four Harbours in Guam. Marine Pollution Bulletin 52: 214-238
  23. Denton, G.R.W., Concepcion, L.P., Wood, H.R. and Morrison R.J. (2005). Trace Metals in Sediments of Four Harbours in Guam. Marine Pollution Bulletin, 50: 1133-1141.
  24. Muniappan, R., Denton G.R.W., Brown, J.W., Lali, T.S., Prasad, U. and Singh, P. (1996). Effectiveness of the Natural Enemies of Lantana camara on Guam: A Site and Seasonal Evaluation. Entomophaga, 41: 167-182.
  25. Denton, G.R.W. and Heitz, L.F. (1993). Heavy Metal Uptake and Loss in the Burrowing Clam, Tridacna crocea: Implications from a Public Health and Mariculture Viewpoint. In: Biology and Mariculture of Giant Clams. W.K. Fitt (ed.) ACIAR Monograph Series No. 47. Pirie Printers, Canberra, Australia. 154 p.
  26. Muniappan, R., Denton, G.R.W., Marutani, M., Lali, T.S. and Kimmons, C.A. (1993). Fruit Piercing Moths in Micronesia and their Natural Enemies. Micronesica, Suppl., 4: 33-39.
  27. Marutani, M., Muniappan, R. and Denton, G.R.W. (1992). Biological Control of Red Coconut Scale in Guam. Journal of Plant Protection in the Tropics, 9: 63-67.
  28. Denton, G.R.W. and Heitz, L.F. (1991). Tridacna: Sentinels of Heavy Metal Pollution in Torres Strait Waters - a Critical Evaluation. In: Sustainable Development for Traditional Inhabitants of the Torres Strait Region. D. Lawrence and T. Cansfield-Smith (eds.) Great Barrier Reef Marine Park Authority Workshop Series No. 47. Australian Government Publishing Service, Canberra, Australia. 535 p.
  29. Denton, G.R.W., Muniappan, R., and Marutani, M. (1991). Status and Natural Enemies of the Weed, Lantana camara, in Micronesia, Journal of Tropical Pest Management, 37(4): 334-337.
  30. Denton, G.R.W., Muniappan, R., and Marutani, M. (1991). The Distribution and Biological Control of Lantana camara in Micronesia, Micronesica Suppl., 3: 71-81.
  31. Darmono, D., Denton, G.R.W., and Campbell, R.S.F. (1990). The Pathology of Cadmium and Nickel Toxicity in the Banana Shrimp (Penaeus merguiensis de Man), Asian Fisheries Science, 3: 287-297.
  32. Muniappan, R., Marutani, M. and Denton, G.R.W. (1988). Biological Control of Chromolaena odorata in the Western Caroline Islands. Journal of Biological Control, 2: 141-142.
  33. Shelley, C., Glazebrook, J.S., Turak, E., Winsor, L. and Denton, G.R.W. (1988). Trematode (Digeanea: Bucephalidae) Infection in the Burrowing Clam Tridacna crocea from the Great Barrier Reef. Diseases of Aquatic Organisms, 4: 143-147.
  34. Denton, G.R.W. and Winsor, L. (1986). Giant Clams as Indicators of Pollution. Oceanus 29(2): 63.
  35. Bunt, J.S., Denton, G.R.W. et al. (1986). The Torres Strait. Habitat 13(6): 12-18.
  36. Denton, G.R.W. and Burdon-Jones, C. (1986). Trace Metals in Surface Waters of the Great Barrier Reef. Marine Pollution Bulletin, 17: 96-98.
  37. Denton, G.R.W. and Burdon-Jones, C. (1986). Trace Metals in Algae from the Great Barrier Reef. Marine Pollution Bulletin, 17: 98-107.
  38. Denton, G.R.W. and Burdon-Jones, C. (1986). Trace Metals in Fish from the Great Barrier Reef. Marine Pollution Bulletin, 17: 201-209.
  39. Denton, G.R.W. and Burdon-Jones, C. 1986. Trace Metals in Corals from the Great Barrier Reef. Marine Pollution Bulletin, 17: 209-213.
  40. Denton, G.R.W. and Burdon-Jones, C. (1986). Environmental Effects on Toxicity of Heavy Metals to Two Species of Tropical Marine Fish from Northern Australia. Chemistry in Ecology, 2: 233-249.
  41. Burdon-Jones, C., Denton, G.R.W., Jones, G.B. and McPhie, K.A. 1982. Regional and Seasonal Variations of Trace Metals in Tropical Phaeophyceae from North Queensland. Marine Environmental Research, 3: 361-369.
  42. Denton, G.R.W., Marsh, H. Heinsohn, G.E. and Burdon-Jones, C. 1980. The Unusual Metal Status of the Dugong Dugong dugon. Marine Biology, 52: 201-219.
  43. Denton, G.R.W. (1979). The Identification of By-products Obtained During Synthesis of Polychlorobiphenyls by the Van Roosmalen Procedure. Chemosphere, 8(2): 41-43.
  44. Courtney, W.A.M. and Denton, G.R.W. (1976). Persistence of Polychlorinated Biphenyls in the Hard-shell Clam (Mercenaria mercenaria) and the Effects Upon the Distribution of these Pollutants in the Estuarine Environment. Environmental Research, 10: 56-64.
  45. Ayres, D. C. and Denton, G.R.W. (1975). On the Diversity of Products Obtained During the Synthesis of Polychlorobiphenyls by the Van Roosmalen Procedure. Bulletin of Environmental Contamination and Toxicology, 14(3): 361-169.
  46. Ayres, D. C. and Denton, G.R.W. 1972. Critical By-products in the Synthesis of Polychlorinated Biphenyls. Nature, 240 (5377): 161-162.

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Technical Reports

  1. Denton, G.R.W., Trianni, M.S. and Tenorio, M. (2010). Impact of Land-Based Sources of Pollution on Coastal Water Quality of Saipan, Commonwealth of the Northern Mariana Islands (CNMI): Arsenic, Mercury and PCBs in Popular Table Fish from Saipan Lagoon. WERI Technical Report No. 130: 98 pp.
  2. Denton, G.R.W., Bearden, B.G., Houk, P., Starmer, J.A. and Wood H.R. (2008). Heavy Metals in Biotic Representatives from the Intertidal Zone and Nearshore Waters of Tanapag Lagoon, Saipan, Commonwealth of the Northern Mariana Islands (CNMI). WERI Technical Report, No. 123, 50 pp.
  3. Hoffman, S.M., Jenson, J.W., Moran, D., Denton, G.R.W., Wood, H.R. and Vacher, H.L. (2007). Background Fluorescence in Guam's coastal waters. Technical Report No. 121, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 48 pp.
  4. Denton, G.R.W., Kelly, W.C., Wood, H.R. and Wen Y. (2006). Impact of metal enriched leachate from Ordot Dump on the Metal Status of Biotic and Abiotic Components in Pago Bay. Technical Report No. 113, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 63 pp.
  5. Denton, G.R.W., Sian-Denton, C.M., Concepcion, L.P., and Wood, H.R. (2005). Nutrient Status of Tumon Bay in Relation to Intertidal Blooms of the Filamentous Green Alga, Enteromorpha clathrata. Technical Report No. 110, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 53 pp.
  6. Denton, G.R.W., Golabi, M., Iyekar, C., Wood, H.R. and Wen Y. (2005). Mobilization of Aqueous Contaminants Leached from Ordot Landfill in Surface and Subsurface Flows. Technical Report No. 108, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 83 pp.
  7. Denton, G.R.W., Bearden, B., Concepcion, L.P., Siegrist, H.G., Vann, D.T. and Wood, H.R. (2001). Contaminant Assessment of Surface Sediment from Tanapag Lagoon, Saipan. Technical Report No. 93, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 110 pp.
  8. Denton, G.R.W., Concepcion, L.P., Wood, H.R., Eflin V.S., and Pangelinan G.T. (1999). Heavy Metals, PCBs and PAHs in Marine Organisms from Four Harbor Locations on Guam. A Pilot Study. Technical Report No. 87, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 154 pp.
  9. Denton, G.R.W., Muniappan, R., Austin, L. and Diambra, O.H. (1999). Fruit-Piercing Moths of Micronesia. Technical Report No. 217, Agriculture Experiment Station, College of Agriculture and Life Sciences, University of Guam, Mangilao, Guam 96923. 26 pp.
  10. Denton, G.R.W., Heitz, L.F., Wood, H.R., Siegrist, H. G., Concepcion, L.P. and Lennox, R. (1998). Urban Runoff in Guam: Major Retention Sites, Elemental Composition and Environmental Significance. Technical Report No. 84, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 212 pp.
  11. Denton, G.R.W., Wood, H.R. and McConnell, J. (1998). Mobility and Persistence of Modern Day Pesticides in Soil Used to Construct the Fairways of the Guam International Country Club Golf Course.Technical Report No. 82, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 42 pp.
  12. Denton, G.R.W., Wood, H.R., Concepcion, L.P., Siegrist, H.G., Eflin, V.S., Narcis, D.K. and Pangelinan, G.T. (1997). Analysis of In-Place Contaminants in Marine Sediments from Four Harbor Locations on Guam. A Pilot Study. Technical Report No. 81, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 120pp.
  13. Siegrist, J., Denton G.R.W., Wood, H.R., Concepcion, L. P. and Lewis, R.R. (1997). Aqueous Chemistry of a Perennial Wetland in Southern Guam. Technical Report No. 79, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 58pp.
  14. Siegrist, J., Denton G.R.W., Heitz, L.F., Matson, E.A., Rinehart, A.F. and Smith B.D. (1996). Wetlands Resources in the Ugum Watershed, Guam. A General Description and Preliminary Functional Assessment of a Palustrine-Riverine Wetland System. Technical Report No. 76, Water and Environmental Research Institute (WERI) of the Western Pacific, University of Guam, Mangilao, Guam 96923. 50pp.

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Conference Proceedings

  1. Denton, G.R.W., Siegrist, H.G., and J.P. Jano-Edwards (2009). Metal Deficiencies and Imbalances in Wetland Plants from a Manganese-Enriched Wetland in Southern Guam: A Preliminary Investigation. In: Progress in Environmental Sciences and Technology, Vol. II. Proceedings of the 2007 International Symposium on Environment Science and Technology, Shanghai, China, June 2-5, 2009.
  2. Denton G.R.W. and C. Sian-Denton (2009). Management Responses to Groundwater Quality Violations on Guam: 1996-2007. AWRA Second Summer Specialty Conference on Adaptive Management of Water Resources II, June 29-July 1, 2009, at Snowbird, Utah.
  3. Denton, G.R.W., Olsen, M.C. and Wen, Y. (2007). Solid Waste Disposal in Guam: The Impact of an Unsanitary Landfill on the Metal Status of Adjacent Aquatic Community Representatives. In: Progress in Environmental Science and Technology (Vol I), (Eds. Wang, Y., Li, S., Huang, P., Yang, Y., An, Y. and Sun, X.) Proceedings of the 2007 International Symposium on Environment Science and Technology, Beijing, China, November 13-16, 2007. p. 1169-1176.
  4. Denton, G.R.W., Wood, H.R. and McConnell, J. (1995). Mobility and Persistence of Chlorpyrifos in a Tropical Soil under Simulated Field Conditions Adopting a High Watering Regime. In: Proceedings of the American Water Resources Association Summer Symposium, Water Resources and Environmental Hazards: Emphasis on Hydrological and Cultural Insight in the Pacific Rim. R. Herrmann, W. Back, R.C. Sidle and A. I. Johnson (eds.), Honolulu, Oahu, Hawaii, June 25-28, 1995. p. 404-413.
  5. Muniappan, R., Denton, G.R.W., Marutani, M., Lali, T.S. and Kimmons, C.A. (1992). Biological Control of Fruit Piercing Moths in Micronesia. In: Proceedings of the XIX International Congress of Entomology, Beijing, Peoples Republic of China, June 28- July 4, 1992. Micronesica, Suppl., 4: 33-39.
  6. Denton, G.R.W., Muniappan, R., and Marutani, M. (1991). The Distribution and Biological Control of Lantana camara in Micronesia. In: Proceedings of the Pacific Science Association Scientific Committee for Entomology. Workshop on Exotic Pests in the Pacific - Problems and Solutions. R. Muniappan, M. Marutani and G.R.W. Denton (eds.). Micronesica Suppl., 3: 71-81.
  7. Denton, G.R.W., Muniappan, R., Marutani, M., McConnell, J., Lali, T.S., Cruz, L., Afaisen, D., Meyer, S., Chiu, C.-H. and Esquerra, N. (1990). The Distribution and Biological Control of the Fruit Piercing Moth, Othreis fullonia (Lepidoptera : Noctuidae) in Micronesia. In: Proceedings Second ADAP Crop Protection Conference. I. Schreiner and D. Nafus (eds.), University of Guam, CALS Media Publication 11/92. p. 22-33.
  8. Denton, G.R.W., Muniappan, R., Marutani, M., McConnell J. and Lali, T.S. (1989). Biology and Natural Enemies of the Fruit Piercing Moth, Othreis fullonia (Clerck) (Lepidoptera : Noctuiidae). In: Proceedings of ADAP Crop Protection Conference. M.W. Johnson, D.E. Ullman & A. Vargo (eds.). Hawaii Agriculture Experiment Station. HITAHR Research Extension Series 134, 1991. p.150-154.
  9. Denton, G.R.W. (1986). Guidelines for Trace Metal Surveillance Studies in the Torres Strait and Adjacent Waters. In: Proceedings of Torres Strait Fisheries Conference, Port Moresby, February 1985. Australian Government Publishing Service, Canberra. p.251-265.

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Presentations and Abstracts

  1. Denton, G.R.W., Olsen, M.C. and Wen, Y. Solid Waste Disposal in Guam: The Impact of an Unsanitary Landfill on the Metal Status of Adjacent Aquatic Community Representatives. 13th International Interdisciplinary Conference on the Environment, June 30-July 3, 2007, Portland, Maine.
  2. Sian-Denton and Denton, G.R.W. Microbiological Contaminants in Guam's Groundwater Past and Present: Benefits of Sound Management Practices. 13th International Interdisciplinary Conference on the Environment, June 30-July 3, 2007, Portland, Maine.
  3. Denton, G.R.W. and Sian-Denton, C.M. (2006). Unsightly Algal Blooms in Tumon Bay, Guam's Premier Tourist Location: Possible Connection to Hotel Landscaping Activities. 12th International Interdisciplinary Conference on the Environment. Kona, Hawaii, June 22-24, 2006.
  4. Sian Denton, C.M. and Denton G.R.W. (2006). Impact of Economic Growth and Urban Development on the Chemical Integrity of Guam's Groundwater Resources. 12th International Interdisciplinary Conference on the Environment. Kona, Hawaii, June 22-24, 2006
  5. Iyekar, C., Golabi, M., Denton, G.R.W. and Wood, H.R. (2003). Impact of Ordot Dump on Water Quality of Lonfit River Basin in Central Guam. 20th Pacific Science Congress, Bangkok, Thailand, March 17-21, 2003.
  6. Denton, G.RW. (2001). Nutrient Sources and Pathways into Tumon Bay. In: Whose Business is the Environment?. Proceedings and Resource Guide of the 20th AnnualPacificIslands EPA Conference, Hyatt Hotel, Guam. June 11-15, 2001.
  7. Denton, G.R.W. and Heitz L. F. (2001). Potential Impact of Landscaping Activities on the Nutrient Status of Tumon Bay, Guam. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  8. Denton, G.R.W. and Siegrist H.G. (2001). Metal Deficiencies and Imbalances in Wetland Plants from Guam. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  9. Concepcion, L and Denton G.R.W. (2001). PCBs in Agana Swamp, Guam: Historic Overview and Current Research. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  10. Nadeau, T. and Denton G.R.W. (2001). Nutrient Studies in the Togcha River, Guam: Phosphorus and Total Organic Carbon. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  11. Heitz, L.F. and Denton G.R.W. (2001). A Fully Automated Sequential Sampling Device for Monitoring Contaminants in Urban Runoff. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  12. Okura, S., Denton, G.R.W., and Smith B. (2001). Imposex in Gastropod Molluscs from Apra Harbor, Guam. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  13. Soto, A.D., Denton, G.R.W. and Wood H.R. (2001). Mobility and Persistence of Carbaryl in a Guam Soil. 10th Pacific Science Inter-Congress, Guam, June 1-6, 2001
  14. Denton, G.RW. and Heitz L.F. (1999). Automated Sampling Systems for Pollution Detection and Unsightly Algal Blooms in Tumon Bay: The Hotel Connection. 18th Annual Pacific Islands EPA Conference, Saipan Diamond Hotel, Commonwealth of the Northern Mariana Islands, June 21-25, 1999.
  15. Denton, G.R.W., Wood, H.R. and McConnell, J. (1996). Behavior of Chlorpyrifos in Soil Used for Fairway Construction at a Golf Course in Northern Guam: Preliminary Data on Adsorption/Desorption Characteristics and Degradation Rates. 4th WRRC Conference, Special Report SR-97-01 Water Resources Research Center, University of Hawaii, Honolulu, Hawaii, June 12-14, 1996
  16. Denton, G.R.W. and Wood H.R. (1996). The Behavior of Chlorpyrifos in a Local Soil under Simulated Conditions of High Rainfall. Water Resources Management in the Pacific Rim Pacific Northwest/Oceania Conference, Guam, March 25-27, 1996.
  17. Siegrist, H.G., Jr. and Denton G.R.W. (1993). Geomorphic Controls on Manganese Concentrations in Non-Tidal Wetlands on Guam. Prog. Geol. Soc. Amer. Natl. Mtg. Cincinnati
  18. Denton, G.R.W. and Heitz, L.F. (1992). Trace Metal Kinetics in Giant Clams: Implications from a Mariculture Viewpoint. 7thInternational Coral Reef Symposium, Guam, 22-26 June 1992
  19. Denton, G.R.W. (1990). Giant Clams: Bioindicators of Heavy Metal Pollution in Tropical Reef Waters. 11th Annual Meeting, Society of Environmental Toxicology and Chemistry, Arlington, Virginia, Nov. 11-15, 1990.

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