Andrew Tweel

South Carolina Department of Natural Resources

Address: SC Department of Natural Resources, 217 Ft. Johnson Rd, Charleston, SC 29412
Phone: 843.953.4269


Ph.D., 2013, Louisiana State University

Research Interests

  • Wetland and coastal landscape ecology and sustainability
  • Effects of stormwater and development on estuarine systems
  • Environmental impacts of beach nourishment
  • Spatial analysis/modeling
  • Restoration science

Current research projects

  • Characterizing runoff volume sensitivity in tidal headwaters through modeling and collaborative research 
  • Evaluating the suitability of living shorelines for erosion control as an alternative to bulkheads
  • Spatial analysis of offshore sediment types in South Carolina


  • Turner RE, G McClenachan, and AW Tweel. 2016. Islands in the oil: quantifying salt marsh shoreline erosion after the Deepwater Horizon oiling. Marine Pollution Bulletin 110: 316-323
  • Bodker JE, RE Turner, A Tweel, C Schultz, and C Swarzenski. 2015. Nutrient-enhanced decomposition of plant biomass in a freshwater wetland. Aquatic Botany 127: 44-52
  • Tweel AW and RE Turner. 2014. Contribution of tropical cyclones to the sediment budget for coastal wetlands in Louisiana, USA. Landscape Ecology 29: 1083-1094
  • McClenachan G, RE Turner, and AW Tweel. 2013. Effects of oil on the rate and trajectory of Louisiana marsh shoreline erosion. Environmental Research Letters 8:8p
  • Tweel AW and RE Turner. 2012. Landscape-scale analysis of wetland sediment deposition from four tropical cyclone events. PLos ONE 7: e50528
  • Tweel AW and RE Turner. 2012. Watershed land use and river engineering drive wetland formation and loss in the Mississippi River birdfoot delta. Limnology and Oceanography 57: 18-28
  • Tweel AW and PJ Bohlen. 2008. Influence of soft rush (Juncus effusus) on phosphorus flux in grazed seasonal wetlands. Ecological Engineering 33: 242-251
  • Tweel, AW and ES Menges. 2008. Variation in tannin activity and leaf toughness of three xeromorphic oaks in Flordia scrub. Florida Scientist 71: 188-197