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Ryan A Hill
Ryan A Hill
US EPA, Office of Research and Development, Pacific Ecological Systems Division
Verified email at epa.gov - Homepage
Title
Cited by
Cited by
Year
The reference condition: predicting benchmarks for ecological and water-quality assessments
CP Hawkins, JR Olson, RA Hill
Journal of the North American Benthological Society 29 (1), 312-343, 2010
3782010
The stream‐catchment (StreamCat) dataset: A database of watershed metrics for the conterminous United States
RA Hill, MH Weber, SG Leibowitz, AR Olsen, DJ Thornbrugh
JAWRA Journal of the American Water Resources Association 52 (1), 120-128, 2016
3532016
Assessing the accuracy and stability of variable selection methods for random forest modeling in ecology
EW Fox, RA Hill, SG Leibowitz, AR Olsen, DJ Thornbrugh, MH Weber
Environmental monitoring and assessment 189 (7), 316, 2017
2732017
A watershed integrity definition and assessment approach to support strategic management of watersheds
JE Flotemersch, SG Leibowitz, RA Hill, JL Stoddard, MC Thoms, ...
River Research and Applications 32 (7), 1654-1671, 2016
1712016
Patterns and predictions of drinking water nitrate violations across the conterminous United States
MJ Pennino, SG Leibowitz, JE Compton, RA Hill, RD Sabo
Science of the Total Environment 722, 137661, 2020
1092020
Linking land use, in-stream stressors, and biological condition to infer causes of regional ecological impairment in streams
JJ Vander Laan, CP Hawkins, JR Olson, RA Hill
Freshwater Science 32 (3), 801-820, 2013
1042013
Natural flow regime, temperature and the composition and richness of invertebrate assemblages in streams of the western United States
KJ Chinnayakanahalli, CP Hawkins, DG Tarboton, RA Hill
Freshwater Biology 56 (7), 1248-1265, 2011
922011
Vulnerable waters are essential to watershed resilience
CR Lane, IF Creed, HE Golden, SG Leibowitz, DM Mushet, MC Rains, ...
Ecosystems 26 (1), 1-28, 2023
912023
Predictive mapping of the biotic condition of conterminous US rivers and streams
RA Hill, EW Fox, SG Leibowitz, AR Olsen, DJ Thornbrugh, MH Weber
Ecological Applications 27 (8), 2397-2415, 2017
822017
Predicting thermal reference conditions for USA streams and rivers
RA Hill, CP Hawkins, DM Carlisle
Freshwater Science 32 (1), 39-55, 2013
792013
Density declines, richness increases, and composition shifts in stream macroinvertebrates
SL Rumschlag, MB Mahon, DK Jones, W Battaglin, J Behrens, ...
Science Advances 9 (18), eadf4896, 2023
762023
The Lake-Catchment (LakeCat) Dataset: characterizing landscape features for lake basins within the conterminous USA
RA Hill, MH Weber, RM Debbout, SG Leibowitz, AR Olsen
Freshwater Science 37 (2), 208-221, 2018
732018
Mapping watershed integrity for the conterminous United States
DJ Thornbrugh, SG Leibowitz, RA Hill, MH Weber, ZC Johnson, AR Olsen, ...
Ecological indicators 85, 1133-1148, 2018
682018
National hydrologic connectivity classification links wetlands with stream water quality
SG Leibowitz, RA Hill, IF Creed, JE Compton, HE Golden, MH Weber, ...
Nature water 1 (4), 370-380, 2023
662023
Nitrogen inputs drive nitrogen concentrations in US streams and rivers during summer low flow conditions
RA Bellmore, JE Compton, JR Brooks, EW Fox, RA Hill, DJ Sobota, ...
Science of the Total Environment 639, 1349-1359, 2018
502018
Predicting thermal vulnerability of stream and river ecosystems to climate change
RA Hill, CP Hawkins, J Jin
Climatic Change 125 (3-4), 399-412, 2014
492014
Geospatial patterns of antimicrobial resistance genes in the US EPA national rivers and streams assessment survey
SP Keely, NE Brinkman, EA Wheaton, MA Jahne, SD Siefring, M Varma, ...
Environmental Science & Technology 56 (21), 14960-14971, 2022
432022
Context is everything: interacting inputs and landscape characteristics control stream nitrogen
J Lin, JE Compton, RA Hill, AT Herlihy, RD Sabo, JR Brooks, M Weber, ...
Environmental Science & Technology 55 (12), 7890-7899, 2021
372021
The multi-watershed delineation tool: GIS software in support of regional watershed analyses
K Chinnayakanahalli, C Kroeber, RA Hill, DG Tarboton, JR Olson, ...
Utah State University, Logan, 2006
332006
Genus-level, trait-based multimetric diatom indices for assessing the ecological condition of rivers and streams across the conterminous United States
L Riato, RA Hill, AT Herlihy, DV Peck, PR Kaufmann, JL Stoddard, ...
Ecological indicators 141, 109131, 2022
302022
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Articles 1–20