World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
51
Citations
9845
World Ranking
4731
National Ranking
1748

Sandra L. McLellan 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 Sandra L. McLellan 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: 282 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: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 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 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 114 publications — 21st percentile

21% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

Sandra L. McLellan 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 Sandra L. McLellan 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: 198 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: 20 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: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 51 D-Index — 52nd percentile

52% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Sandra L. McLellan is affiliated with the University of Wisconsin-Milwaukee in the United States. Their research primarily spans the fields of Medicine and Environmental Science, with notable work in subfields such as Infectious Diseases, Biomedical Engineering, Molecular Biology, Water Science and Technology, and Ecology.

Their research topics cover a range of areas including SARS-CoV-2 detection and testing, biosensors and analytical detection, fecal contamination and water quality, advanced biosensing and bioanalysis techniques, microbial community ecology and physiology, SARS-CoV-2 and COVID-19 research, and COVID-19 clinical research studies.

Frequent publication venues for this researcher include bioRxiv (Cold Spring Harbor Laboratory), The Science of The Total Environment, ACS ES&T Water, Environmental Science Water Research & Technology, and Preprints.org.

Among the recent papers authored by Sandra L. McLellan are:

  • Wastewater-Based Epidemiology: Global Collaborative to Maximize Contributions in the Fight Against COVID-19 (2020) published in Environmental Science & Technology
  • Minimizing errors in RT-PCR detection and quantification of SARS-CoV-2 RNA for wastewater surveillance (2021) published in The Science of The Total Environment
  • Evaluation of Sampling, Analysis, and Normalization Methods for SARS-CoV-2 Concentrations in Wastewater to Assess COVID-19 Burdens in Wisconsin Communities (2021) published in ACS ES&T Water
  • SARS-CoV-2 Wastewater Surveillance for Public Health Action (2021) published in Emerging Infectious Diseases
  • SARS-CoV-2 RNA is enriched by orders of magnitude in primary settled solids relative to liquid wastewater at publicly owned treatment works (2022) published in Environmental Science Water Research & Technology

Sandra L. McLellan has collaborated frequently with several researchers, including:

  • Adélaïde Roguet
  • Rachel T. Noble
  • Kyle Bibby
  • Jill S. McClary-Gutierrez
  • John F. Griffith

Best Publications

  • Nitrogen-fixing populations of Planctomycetes and Proteobacteria are abundant in surface ocean metagenomes.

    Tom O. Delmont;Christopher Quince;Alon Shaiber;Özcan C. Esen

  • Diversity and population structure of sewage‐derived microorganisms in wastewater treatment plant influent

    S. L. McLellan;S. M. Huse;S. R. Mueller-Spitz;E. N. Andreishcheva

  • Wastewater-Based Epidemiology: Global Collaborative to Maximize Contributions in the Fight Against COVID-19.

    Aaron Bivins;Devin North;Arslan Ahmad;Warish Ahmed

  • Community structures of fecal bacteria in cattle from different animal feeding operations.

    Orin C. Shanks;Catherine A. Kelty;Shawn Archibeque;Michael Jenkins

  • Climate change and waterborne disease risk in the Great Lakes region of the U.S.

    Jonathan A. Patz;Stephen J. Vavrus;Christopher K. Uejio;Sandra L. McLellan

  • Detection of the human specific Bacteroides genetic marker provides evidence of widespread sewage contamination of stormwater in the urban environment

    Elizabeth P. Sauer;Jessica L. VandeWalle;Melinda J. Bootsma;Sandra L. McLellan

  • Freshwater Recirculating Aquaculture System Operations Drive Biofilter Bacterial Community Shifts around a Stable Nitrifying Consortium of Ammonia-Oxidizing Archaea and Comammox Nitrospira .

    Ryan P. Bartelme;Sandra L. McLellan;Ryan J. Newton

  • Sewage reflects the microbiomes of human populations.

    Ryan J. Newton;Sandra L. McLellan;Deborah K. Dila;Joseph H. Vineis

  • Minimizing errors in RT-PCR detection and quantification of SARS-CoV-2 RNA for wastewater surveillance

    Warish Ahmed;Stuart L. Simpson;Paul M. Bertsch;Kyle Bibby

  • A Microbial Signature Approach to Identify Fecal Pollution in the Waters Off an Urbanized Coast of Lake Michigan

    Ryan J. Newton;Melinda J. Bootsma;Hilary G. Morrison;Mitchell L. Sogin

  • Evaluation of Sampling, Analysis, and Normalization Methods for SARS-CoV-2 Concentrations in Wastewater to Assess COVID-19 Burdens in Wisconsin Communities

    Shuchen Feng;Adelaide Roguet;Jill S. McClary-Gutierrez;Ryan J. Newton

  • Acinetobacter, Aeromonas and Trichococcus populations dominate the microbial community within urban sewer infrastructure

    J. L. VandeWalle;G. W. Goetz;S. M. Huse;H. G. Morrison

  • Genetic characterization of Escherichia coli populations from host sources of fecal pollution by using DNA fingerprinting.

    Sandra L. McLellan;Annette D. Daniels;Alissa K. Salmore

  • Comparison of the Microbial Community Structures of Untreated Wastewaters from Different Geographic Locales

    Orin C. Shanks;Ryan J. Newton;Catherine A. Kelty;Susan M. Huse;Susan M. Huse

  • Discovering new indicators of fecal pollution

    Sandra L. McLellan;A. Murat Eren

  • A single genus in the gut microbiome reflects host preference and specificity

    A Murat Eren;Mitchell L Sogin;Hilary G Morrison;Joseph H Vineis

  • Genetic diversity of Escherichia coli isolated from urban rivers and beach water.

    Sandra L. McLellan

  • The potential for beach sand to serve as a reservoir for Escherichia coli and the physical influences on cell die-off

    L.J. Beversdorf;S.M. Bornstein-Forst;S.L. McLellan

  • Distribution and Fate of Escherichia coli in Lake Michigan Following Contamination with Urban Stormwater and Combined Sewer Overflows

    Sandra L. McLellan;Erika J. Hollis;Morgan M. Depas;Meredith Van Dyke

  • High levels of sewage contamination released from urban areas after storm events: A quantitative survey with sewage specific bacterial indicators

    Hayley T. Olds;Hayley T. Olds;Steven R. Corsi;Deborah K. Dila;Katherine M. Halmo

  • Detection of genetic markers of fecal indicator bacteria in Lake Michigan and determination of their relationship to Escherichia coli densities using standard microbiological methods.

    Patricia A. Bower;Caitlin O. Scopel;Erika T. Jensen;Morgan M. Depas

Frequent Co-Authors

Mitchell L. Sogin
Mitchell L. Sogin Marine Biological Laboratory
A. Murat Eren
A. Murat Eren Carl von Ossietzky University of Oldenburg
Susan M. Huse
Susan M. Huse Brown University
Orin C. Shanks
Orin C. Shanks Environmental Protection Agency
Hilary G. Morrison
Hilary G. Morrison Marine Biological Laboratory
Kyle Bibby
Kyle Bibby University of Notre Dame
Alexandria B. Boehm
Alexandria B. Boehm Stanford University
Rachel T. Noble
Rachel T. Noble University of North Carolina at Chapel Hill
Warish Ahmed
Warish Ahmed Commonwealth Scientific and Industrial Research Organisation
Stefan Wuertz
Stefan Wuertz Nanyang Technological University

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