David Walters - USGS (FORT)

Title: Ecologist

FORT Affiliation: Aquatic Systems

Duty Station:
2150 Centre Ave
Bldg C
Fort Collins, CO 80526
Room 3016

Phone: 970-226-9484

Email: waltersd@usgs.gov




Year Title Type
2013 Assessing ongoing sources of dissolved phase Polychlorinated Biphenyls (PCBs) in a contaminated stream Journal Article
2012 Genetic diversity and species diversity of stream fishes covary across a land-use gradient Journal Article
2011 The distance that contaminated aquatic subsidies extend into lake riparian zones Journal Article
2011 An assessment of stressor extent and biological condition in the North American mid-continent great rivers (USA) Journal Article
2011 Transfer of trace metals from streams to terrestrial food webs by emerging aquatic insects in mineralized alpine ecosystems Abstract
2011 Biologically-mediated flux of trace metals from streams to riparian spiders: a large scale survey in mineralized alpine ecosystems Abstract
2011 Trophic magnification of PCBs and its relationship to the octanol--water partition coefficient Journal Article
2011 New Developments in Instream Flow Science and Tools at the Fort Collins Science Center [Poster] Presentation
2010 Transformation of chiral polychlorinated biphenyls (PCBs) in a stream food web Journal Article
2010 Persistent organic pollutants in fish tissue in the mid-continental great rivers of the United States Journal Article
2010 Spider-mediated flux of PCBs from contaminated sediments to terrestrial ecosystems and potential risks to arachnivorous birds Journal Article
2010 Reproductive isolation and the expansion of an invasive hybrid swarm Journal Article
2009 Foodweb modeling for polychlorinated biphenyls (PCBs) in the Twelvemile Creek Arm of Lake Hartwell, South Carolina, USA Journal Article
2008 The dark side of subsidies: Adult stream insects export organic contaminants to riparian predators Journal Article
2008 Comparing trophic position of stream fishes using stable isotope and gut contents analyses Journal Article
2008 Influence of Trophic Position and Spatial Location on Polychlorinated Biphenyl (PCB) Bioaccumulation in a Stream Food Web Journal Article
2007 Reach-scale geomorphology affects organic matter and consumer δ13C in a forested Piedmont stream Journal Article
2003 Geomorphology and fish assemblages in a Piedmont river basin, U.S.A Journal Article
2003 Urbanization, sedimentation, and the homogenization of fish assemblages in the Etowah River Basin, USA Journal Article
2000 Distribution of Gambusia (Poeciliidae) in a southeastern river system and the use of fin ray counts for species determination Journal Article

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