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Back Dr. RONALD JOHNSON
Professor of Zoology and Assistant Chair of the department of Biological Sciences
  BS - 1977 - Marine Biology, California State University, Long Beach, CA
MA - 1981 - Biology, University of Northern Colorado
DA – 1985 - Biology, University of Northern Colorado 


Office: LSE 321                 
Phone: (870) 972-3082
Email: rlj@astate.edu
Curriculum Vitae
 

Genetics

  • Environmental Genetics
  • Molecular Systematics
  • Fish Health Assessment
  • Stream Systems Analysis

Dr. Johnson’s research focus has been on the population genetics of groups which have been impacted by stocking/harvesting programs or other anthropogenic effects.  Research on gamefishes has focused on blackbass (Micropterus), particularly in regards to phylogenetics and comparisons of performance and hybridization of Florida bass stocking programs in Arkansas.  Trout research has included studies on bioenergetics and feeding of brown trout in cold tailwater systems.  Non-game research has involved the genetic study of species in decline, such as the yellowcheek darter, impacted by the downstream impoundment of the Little Red River, and the Illinois chorus frog, impacted by precision leveling of Arkansas farmland.  Genetic tools used include allozymes, mtDNA, AFLPs and microsatellites.

  Courses Taught
  • Genetics
  • Human Genetics
  • Population Genetics
  • Embryology
  • Fisheries Biology
  Students

Graduate: Nate Stephens, Ryan Allen

PhD: Joy Trauth

 

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This web page is maintained by Martin J. Huss (mhuss@astate.edu) and Annabelle McKie (annabelle.mckie@smail.astate.edu)
Last modified on 15-Nov-2007