World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
43
Citations
6686
World Ranking
7139
National Ranking
2545

Margaret M. Krahn 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 Margaret M. Krahn 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: 81 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Margaret M. Krahn 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 Margaret M. Krahn 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: 43 D-Index — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Overview

Margaret M. Krahn is affiliated with the National Oceanic and Atmospheric Administration in the United States. The research work primarily focuses on environmental science, with significant contributions to health, toxicology, and mutagenesis. Additional subfields of study include ecology, atmospheric science, and global and planetary change.

The main topics covered in Krahn's body of work involve toxic organic pollutants impact, effects and risks of endocrine disrupting chemicals, marine animal studies overview, Arctic and Antarctic ice dynamics, marine bivalve and aquaculture studies, mercury impact and mitigation studies, and environmental toxicology and ecotoxicology.

Krahn has contributed research articles to the publication venue titled "The 'journal of cetacean research and management. Special issue." This venue features three documented publications by Krahn.

  • Stratification of lipids, fatty acids and organochlorine contaminants in blubber of white whales and killer whales, 2023, The 'journal of cetacean research and management. Special issue
  • Organochlorine contaminant concentrations and lipid profiles in eastern North Pacific gray whales (Eschrichtius robustus), 2023, The 'journal of cetacean research and management. Special issue
  • Organochlorine contaminants in cetaceans: how to facilitate interpretation and avoid errors when comparing datasets, 2023, The 'journal of cetacean research and management. Special issue

Krahn collaborates frequently with several coauthors, including Gina M. Ylitalo, Douglas G. Burrows, John Calambokidis, Sue E. Moore, and John E. Stein.

Best Publications

  • Analytical methods for determining metabolites of polycyclic aromatic hydrocarbon (PAH) pollutants in fish bile. A Review.

    Jonny Beyer;Grete Jonsson;Cinta Porte;Margaret M. Krahn

  • Determination of metabolites of xenobiotics in the bile of fish from polluted waterways

    Margaret M. Krahn;M. S. Myers;D. G. Burrows;D. C. Malins

  • Associations between metabolites of aromatic compounds in bile and the occurrence of hepatic lesions in English sole (Parophrys vetulus) from Puget Sound, Washington.

    Margaret M. Krahn;Linda D. Rhodes;Mark S. Myers;Leslie K. Moore

  • Toxic chemicals in sediments and biota from a creosote-polluted harbor: relationships with hepatic neoplasms and other hepatic lesions in English sole ( Parophrys vetulus )

    Donald C. Malins;Margaret M. Krahn;Mark S. Myers;Linda D. Rhodes

  • Feeding ecology of eastern North Pacific killer whales Orcinus orca from fatty acid, stable isotope, and organochlorine analyses of blubber biopsies

    D. P. Herman;D. G. Burrows;P. R. Wade;J. W. Durban

  • Determination of individual metabolites of aromatic compounds in hydrolyzed bile of English sole (Parophrys vetulus) from polluted sites in Puget Sound, Washington.

    Margaret M. Krahn;Douglas G. Burrows;William D. MacLeod;Donald C. Malins

  • Neoplastic and other diseases in fish in relation to toxic chemicals: an overview☆

    D.C. Malins;B.B. McCain;J.T. Landahl;M.S. Myers

  • Relationships between hepatic neoplasms and related lesions and exposure to toxic chemicals in marine fish from the U.S. West Coast.

    Mark S. Myers;John T. Landahl;Margaret M. Krahn;Bruce B. McCain

  • Toxic chemicals in marine sediment and biota from Mukilteo, Washington: relationships with hepatic neoplasms and other hepatic lesions in English sole (Parophrys vetulus).

    Donald C. Malins;Margaret M. Krahn;Donald W. Brown;Linda D. Rhodes

  • Overview of studies on liver carcinogenesis in English sole from Puget Sound ; evidence for a xenobiotic chemical etiology I : pathology and epizootiology

    M.S. Myers;J.T. Landahl;M.M. Krahn;L.L. Johnson

  • Persistent organic pollutants and stable isotopes in biopsy samples (2004/2006) from Southern Resident killer whales.

    Margaret M. Krahn;M. Bradley Hanson;Robin W. Baird;Richard H. Boyer

  • Influence of life-history parameters on organochlorine concentrations in free-ranging killer whales (Orcinus orca) from Prince William Sound, AK.

    Gina M Ylitalo;Craig O Matkin;Jon Buzitis;Margaret M Krahn

  • Use of chemical tracers in assessing the diet and foraging regions of eastern North Pacific killer whales

    Margaret M. Krahn;David P. Herman;Craig O. Matkin;John W. Durban

  • Mass spectrometric analysis for aromatic compounds in bile of fish sampled after the Exxon Valdez oil spill

    Margaret M. Krahn;Douglas G. Burrows;Gina M. Ylitalo;Donald W. Brown

  • Status Review of Southern Resident Killer Whales, Orcinus Orca, Under the Endangered Species Act

    M. M. Krahn;M. J. Ford;W. F. Perrin;P. R. Wade

  • Field and laboratory studies of the etiology of liver neoplasms in marine fish from Puget Sound.

    D C Malins;B B McCain;M S Myers;D W Brown

  • High-performance liquid chromatographic method for isolating organic contaminants from tissue and sediment extracts.

    Margaret M. Krahn;Leslie K. Moore;Richard G. Bogar;Catherine A. Wigren

  • Effects of age, sex and reproductive status on persistent organic pollutant concentrations in "Southern Resident" killer whales.

    Margaret M. Krahn;M. Bradley Hanson;Gregory S. Schorr;Candice K. Emmons

  • Federal seafood safety response to the Deepwater Horizon oil spill

    Gina M. Ylitalo;Margaret M. Krahn;Walton W. Dickhoff;John E. Stein

  • Factors affecting organochlorine contaminant concentrations in milk and blood of northern fur seal (Callorhinus ursinus) dams and pups from St. George Island, Alaska

    Kimberlee B. Beckmen;Gina M. Ylitalo;Rodney G. Towell;Margaret M. Krahn

  • Screening for planar chlorobiphenyl congeners in tissues of marine biota by high-performance liquid chromatography with photodiode array detection

    Margaret M. Krahn;Gina M. Ylitalo;Jon Buzitis;Catherine A. Sloan

Frequent Co-Authors

Gina M. Ylitalo
Gina M. Ylitalo National Oceanic and Atmospheric Administration
Mark S. Myers
Mark S. Myers National Marine Fisheries Service
John E. Stein
John E. Stein National Oceanic and Atmospheric Administration
Tracy K. Collier
Tracy K. Collier National Oceanic and Atmospheric Administration
Paul R. Wade
Paul R. Wade National Oceanic and Atmospheric Administration
Todd M. O'Hara
Todd M. O'Hara University of Alaska Fairbanks
John W. Durban
John W. Durban New England Aquarium
Stephen A. Wise
Stephen A. Wise National Institutes of Health
Michele M. Schantz
Michele M. Schantz National Institute of Standards and Technology
James P. Meador
James P. Meador National Oceanic and Atmospheric Administration

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