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Pacific Southwest Research Station

 
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Pacific Southwest Research Station
800 Buchanan Street
West Annex Building
Albany, CA 94710-0011

(510) 559-6300

United States Department of Agriculture Forest Service. USDA logo which links to the department's national site. Forest Service logo which links to the agency's national site.

Programs and Projects

(RWU-4154)

Institute of Pacific Islands Forestry

Photo of Richard MacKenzie

Richard MacKenzie
Research Ecologist
Employee E-mail Address Image
Phone: (808) 933-8121 ex 116

Pacific Southwest Research Station
Intstitute of Pacific Islands Forestry

60 Nowelo Street
Hilo, HI 96720

Ph: (808) 933-8121
Fx: (808) 933-8120


Education

B.S. Zoology, 1993, University of Wisconsin at Eau Claire

Ph.D. Invertebrate Zoology, Biogeochemistry minor, 2001, University of Wisconsin at Milwaukee



Research Interests/Duties

Ecology of aquatic insects, invertebrates, and nekton in coastal systems; linkages between landscape components of watersheds; food web structure of coastal systems; longitudinal gradients in community structure of detritivore in the Pacific



Current Emphases, Studies, Projects

Examining linkages between Micronesian mangroves and freshwater swamps, an 15N stable isotope enrichment approach.

Ecological processes, energy pathways, and the impact of human activities on Maine marsh-estuarine secondary production: a salt marsh panne model

Ecological functions of fringing salt marshes susceptible to oil spills in Casco Bay, Maine



Selected Publications

MacKenzie, R. A., J. L. Kaster, and J. V. Klump. 2004. The ecological patterns of benthic invertebrates in a Great Lakes coastal wetland. Journal of Great Lakes Research 30:58-69.

MacKenzie, R. A. 2003. Northern range extension for Goeldichironomus devineyae (Insecta:Diptera). Northeastern Naturalist 10:465-467.

MacKenzie, R. A., and J. L. Kaster. 2003. A preservative-free emergence trap for the isotopic and elemental analysis of emergent insects from a wetland system. Great Lakes Entomologist 35:47-52.

MacKenzie, R.A., and J.L. Kaster.  2002. Gill ventilation rates of mayfly nymhys (Ephemeroptera:Heptageniidae) as a biomonitoring technique.  Great Lakes Entomol.  34(1): 61-70. 

Fitzgerald, S.A., J.V. Klump, P.W. Swarzenski, R.A. MacKenzie, and K.D. Richards.  2001.  Beryllium-7 as a tracer of short-term sediment deposition and resuspension in the Fox River, Wisconsin.  Environ. Sci. Technol. 35(2): 300-305.


Last Modified: Dec 4, 2007 06:06:31 AM