World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
60
Citations
11719
World Ranking
2961
National Ranking
1162

Alan T. Herlihy publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Alan T. Herlihy sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 157 publications — 45th percentile

45% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Alan T. Herlihy D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Alan T. Herlihy sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 60 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Alan T. Herlihy is affiliated with Oregon State University in the United States. Their research primarily focuses on environmental science, with a strong emphasis on ecology, nature and landscape conservation, and water science and technology.

The scientist has contributed extensively to fields related to fish ecology and management, freshwater macroinvertebrate diversity and ecology, hydrology and watershed management, aquatic invertebrate ecology and behavior, soil and water nutrient dynamics, hydrology and sediment transport processes, and species distribution and climate change.

Notable recent publications include:

  • "The relation of lotic fish and benthic macroinvertebrate condition indices to environmental factors across the conterminous USA" (2020) in Ecological Indicators
  • "Context is Everything: Interacting Inputs and Landscape Characteristics Control Stream Nitrogen" (2021) in Environmental Science & Technology
  • "Lake Water Levels and Associated Hydrologic Characteristics in the Conterminous U.S." (2020) in JAWRA Journal of the American Water Resources Association
  • "Genus-level, trait-based multimetric diatom indices for assessing the ecological condition of rivers and streams across the conterminous United States" (2022) in Ecological Indicators
  • "National framework for ranking lakes by potential for anthropogenic hydro-alteration" (2020) in Ecological Indicators

Herlihy has published frequently in several scholarly venues, including:

  • Ecological Indicators
  • Ecosphere
  • Environmental Science & Technology
  • JAWRA Journal of the American Water Resources Association
  • Journal of Geophysical Research Biogeosciences

Collaborations with co-authors have been an integral part of their research. Frequent co-authors include:

  • Philip R. Kaufmann
  • Ryan A. Hill
  • Steven G. Paulsen
  • Marc H. Weber
  • David V. Peck

The main fields of study encompass:

  • Environmental Science

Subfields covered by their research work comprise:

  • Ecology
  • Nature and Landscape Conservation
  • Water Science and Technology
  • Environmental Chemistry
  • Global and Planetary Change

Herlihy's research topics and areas of study include:

  • Fish Ecology and Management Studies
  • Freshwater macroinvertebrate diversity and ecology
  • Hydrology and Watershed Management Studies
  • Aquatic Invertebrate Ecology and Behavior
  • Soil and Water Nutrient Dynamics
  • Hydrology and Sediment Transport Processes
  • Species Distribution and Climate Change

Best Publications

  • A process for creating multimetric indices for large-scale aquatic surveys

    John L. Stoddard;Alan T. Herlihy;David V. Peck;Robert M. Hughes

  • A process for developing and evaluating indices of fish assemblage integrity

    Robert M Hughes;Philip R Kaufmann;Alan T Herlihy;Thomas M Kincaid

  • Use of periphyton assemblage data as an index of biotic integrity

    Brian H Hill;A. T. Herlihy;P. R. Kaufmann;P. R. Kaufmann;R. J. Stevenson;R. J. Stevenson

  • Using diatoms as indicators of ecological conditions in lotic systems: a regional assessment

    Yangdong Pan;Yangdong Pan;R. Jan Stevenson;Brian H. Hill;Alan T. Herlihy

  • The Relationship between Stream Chemistry and Watershed Land Cover Data in the Mid-Atlantic Region, U.S.

    Alan T. Herlihy;John L. Stoddard;Colleen Burch Johnson

  • Development and evaluation of a Macroinvertebrate Biotic Integrity Index (MBII) for regionally assessing Mid-Atlantic Highlands Streams.

    Donald J. Klemm;Karen A. Blocksom;Florence A. Fulk;Alan T. Herlihy

  • Development of an Index of Biotic Integrity for the Mid-Atlantic Highlands Region

    Frank H. McCormick;Robert M. Hughes;Philip R. Kaufmann;David V. Peck

  • Variability in stream macroinvertebrates at multiple spatial scales

    Judith Li;Alan Herlihy;William Gerth;Philip Kaufmann

  • Continental-Scale Increase in Lake and Stream Phosphorus: Are Oligotrophic Systems Disappearing in the United States?

    John L. Stoddard;John Van Sickle;Alan T. Herlihy;Janice Brahney

  • Striving for consistency in a national assessment: the challenges of applying a reference-condition approach at a continental scale

    Alan T. Herlihy;Steven G. Paulsen;John Van Sickle;John L. Stoddard

  • Ecological effects of nitrogen and sulfur air pollution in the US: what do we know?

    Tara L Greaver;Timothy J Sullivan;Jeffrey D Herrick;Mary C Barber

  • Condition of stream ecosystems in the US: an overview of the first national assessment

    Steven G. Paulsen;Alice Mayio;David V. Peck;John L. Stoddard

  • Regional estimates of acid mine drainage impact on streams in the mid-atlantic and Southeastern United States

    Alan T. Herlihy;Philip R. Kaufmann;Mark E. Mitch;Douglas D. Brown

  • SPATIAL PATTERNS AND ECOLOGICAL DETERMINANTS OF BENTHIC ALGAL ASSEMBLAGES IN MID‐ATLANTIC STREAMS, USA

    Yangdong Pan;R. Jan Stevenson;Brian H. Hill;Philip R. Kaufmann

  • A Structured Approach for Developing Indices of Biotic Integrity: Three Examples from Streams and Rivers in the Western USA

    Thomas R. Whittier;Robert M. Hughes;John L. Stoddard;Gregg A. Lomnicky

  • Comparative application of indices of biotic integrity based on periphyton, macroinvertebrates, and fish to southern Rocky Mountain streams

    Michael B. Griffith;Brian H. Hill;Frank H. McCormick;Philip R. Kaufmann

  • Sulfate reduction in freshwater sediments receiving Acid mine drainage.

    Alan T. Herlihy;Aaron L. Mills

  • Designing a Spatially Balanced, Randomized Site Selection Process for Regional Stream Surveys: The EMAP Mid-Atlantic Pilot Study

    Alan T. Herlihy;David P. Larsen;Steven G. Paulsen;N. Scott Urquhart

  • Acidic lakes and streams in the United States : the role of acidic deposition

    Lawrence A. Baker;Alan T. Herlihy;Philip R. Kaufmann;Joseph M. Eilers

  • PROJECTING THE BIOLOGICAL CONDITION OF STREAMS UNDER ALTERNATIVE SCENARIOS OF HUMAN LAND USE

    John Van Sickle;Joan Baker;Alan Herlihy;Peter Bayley

Frequent Co-Authors

Philip R. Kaufmann
Philip R. Kaufmann Environmental Protection Agency
Robert M. Hughes
Robert M. Hughes Oregon State University
David P. Larsen
David P. Larsen Environmental Protection Agency
Brian H. Hill
Brian H. Hill University of Minnesota
John L. Stoddard
John L. Stoddard Environmental Protection Agency
Aaron L. Mills
Aaron L. Mills University of Virginia
Bernard J. Cosby
Bernard J. Cosby University of Virginia
R. Jan Stevenson
R. Jan Stevenson Michigan State University
Charles T. Driscoll
Charles T. Driscoll Syracuse University
Stanley V. Gregory
Stanley V. Gregory Oregon State University

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