World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
58
Citations
9196
World Ranking
2618
National Ranking
37

Kjell Einar Erikstad publication distribution in Ecology and Evolution in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Ecology and Evolution in 2026. The highlighted bar marks where Kjell Einar Erikstad sits on this spectrum.

37–41 publications: 2 scientists 42–46 publications: 9 scientists 47–51 publications: 10 scientists 52–56 publications: 31 scientists 57–61 publications: 56 scientists 62–66 publications: 91 scientists 67–71 publications: 92 scientists 72–76 publications: 127 scientists 77–81 publications: 173 scientists 82–86 publications: 236 scientists 87–91 publications: 227 scientists 92–96 publications: 240 scientists 97–101 publications: 333 scientists 102–106 publications: 280 scientists 107–111 publications: 300 scientists 112–116 publications: 285 scientists 117–121 publications: 305 scientists 122–126 publications: 287 scientists 127–131 publications: 278 scientists 132–136 publications: 289 scientists 137–141 publications: 273 scientists 142–146 publications: 262 scientists 147–151 publications: 246 scientists 152–156 publications: 235 scientists 157–161 publications: 205 scientists 162–166 publications: 199 scientists 167–171 publications: 174 scientists 172–176 publications: 164 scientists 177–181 publications: 173 scientists 182–186 publications: 189 scientists 187–191 publications: 170 scientists 192–196 publications: 139 scientists 197–201 publications: 128 scientists 202–206 publications: 117 scientists 207–211 publications: 115 scientists 212–216 publications: 107 scientists 217–221 publications: 124 scientists 222–226 publications: 81 scientists 227–231 publications: 82 scientists 232–236 publications: 85 scientists 237–241 publications: 75 scientists 242–246 publications: 66 scientists 247–251 publications: 81 scientists 252–256 publications: 69 scientists 257–261 publications: 70 scientists 262–266 publications: 55 scientists 267–271 publications: 64 scientists 272–276 publications: 49 scientists 277–281 publications: 48 scientists 282–286 publications: 44 scientists 287–291 publications: 45 scientists 292–296 publications: 36 scientists 297–301 publications: 39 scientists 302–306 publications: 38 scientists 307–311 publications: 30 scientists 312–316 publications: 34 scientists 317–321 publications: 25 scientists 322–326 publications: 22 scientists 327–331 publications: 28 scientists 332–336 publications: 30 scientists 337–341 publications: 22 scientists 342–346 publications: 30 scientists 347–351 publications: 26 scientists 352–356 publications: 22 scientists 357–361 publications: 29 scientists 362–366 publications: 21 scientists 367–371 publications: 12 scientists 372–376 publications: 18 scientists 377–381 publications: 17 scientists 382–386 publications: 13 scientists 387–391 publications: 21 scientists 392–396 publications: 13 scientists 397–401 publications: 10 scientists 402–406 publications: 15 scientists 407–411 publications: 8 scientists 412–416 publications: 9 scientists 417–421 publications: 8 scientists 422–426 publications: 4 scientists 427–431 publications: 10 scientists 432–436 publications: 10 scientists 437–441 publications: 5 scientists 442–446 publications: 4 scientists 447–451 publications: 10 scientists 452–456 publications: 2 scientists 457–461 publications: 4 scientists 462–466 publications: 7 scientists 467–471 publications: 7 scientists 472–476 publications: 6 scientists 477–481 publications: 6 scientists 482–486 publications: 3 scientists 487–491 publications: 3 scientists 492–496 publications: 4 scientists 497–501 publications: 4 scientists 502–506 publications: 8 scientists 507–511 publications: 5 scientists 512–516 publications: 4 scientists 517–521 publications: 5 scientists 522–526 publications: 4 scientists 527–530 publications: 5 scientists 531+ publications: 100 scientists
37 publications 531+

This scientist: 163 publications — 59th percentile

59% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 531 publications or more.

Kjell Einar Erikstad D-index placement in Ecology and Evolution in 2026

The chart shows the D-index (discipline H-index) distribution of Ecology and Evolution scientists ranked by Research.com in 2026. The highlighted bar marks where Kjell Einar Erikstad sits on this spectrum.

30 D-Index: 95 scientists 31 D-Index: 123 scientists 32 D-Index: 191 scientists 33 D-Index: 245 scientists 34 D-Index: 252 scientists 35 D-Index: 244 scientists 36 D-Index: 249 scientists 37 D-Index: 244 scientists 38 D-Index: 254 scientists 39 D-Index: 254 scientists 40 D-Index: 280 scientists 41 D-Index: 274 scientists 42 D-Index: 266 scientists 43 D-Index: 233 scientists 44 D-Index: 248 scientists 45 D-Index: 208 scientists 46 D-Index: 201 scientists 47 D-Index: 213 scientists 48 D-Index: 207 scientists 49 D-Index: 172 scientists 50 D-Index: 209 scientists 51 D-Index: 199 scientists 52 D-Index: 153 scientists 53 D-Index: 169 scientists 54 D-Index: 163 scientists 55 D-Index: 148 scientists 56 D-Index: 120 scientists 57 D-Index: 146 scientists 58 D-Index: 137 scientists 59 D-Index: 140 scientists 60 D-Index: 104 scientists 61 D-Index: 119 scientists 62 D-Index: 118 scientists 63 D-Index: 99 scientists 64 D-Index: 77 scientists 65 D-Index: 100 scientists 66 D-Index: 86 scientists 67 D-Index: 83 scientists 68 D-Index: 75 scientists 69 D-Index: 94 scientists 70 D-Index: 57 scientists 71 D-Index: 68 scientists 72 D-Index: 59 scientists 73 D-Index: 63 scientists 74 D-Index: 66 scientists 75 D-Index: 60 scientists 76 D-Index: 42 scientists 77 D-Index: 49 scientists 78 D-Index: 39 scientists 79 D-Index: 37 scientists 80 D-Index: 43 scientists 81 D-Index: 41 scientists 82 D-Index: 45 scientists 83 D-Index: 34 scientists 84 D-Index: 40 scientists 85 D-Index: 35 scientists 86 D-Index: 55 scientists 87 D-Index: 24 scientists 88 D-Index: 24 scientists 89 D-Index: 30 scientists 90 D-Index: 23 scientists 91 D-Index: 25 scientists 92 D-Index: 27 scientists 93 D-Index: 27 scientists 94 D-Index: 13 scientists 95 D-Index: 23 scientists 96 D-Index: 12 scientists 97 D-Index: 14 scientists 98 D-Index: 19 scientists 99 D-Index: 16 scientists 100 D-Index: 14 scientists 101 D-Index: 5 scientists 102 D-Index: 21 scientists 103 D-Index: 16 scientists 104 D-Index: 10 scientists 105 D-Index: 7 scientists 106 D-Index: 7 scientists 107 D-Index: 7 scientists 108 D-Index: 6 scientists 109 D-Index: 9 scientists 110 D-Index: 11 scientists 111 D-Index: 12 scientists 112 D-Index: 9 scientists 113 D-Index: 7 scientists 114 D-Index: 3 scientists 115 D-Index: 8 scientists 116 D-Index: 5 scientists 117 D-Index: 11 scientists 118 D-Index: 4 scientists 119 D-Index: 2 scientists 120 D-Index: 5 scientists 121+ D-Index: 100 scientists
30 D-Index 121+

This scientist: 58 D-Index — 70th percentile

70% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 121 D-Index or more.

Overview

Kjell Einar Erikstad is affiliated with the Norwegian Institute for Nature Research in Norway. Their research primarily spans the field of Environmental Science, with a focus on subfields including Ecology, Global and Planetary Change, Health, Toxicology and Mutagenesis, Ecological Modeling, and Genetics.

The scientist's work involves key topics such as Avian ecology and behavior, Wildlife Ecology and Conservation, Marine animal studies overview, Species Distribution and Climate Change, Mercury impact and mitigation studies, Climate variability and models, and Marine and fisheries research.

Kjell Einar Erikstad has contributed to various publications, including several papers noted for their relevance and citation counts. Some recent papers include:

  • Mercury contamination and potential health risks to Arctic seabirds and shorebirds, 2022, The Science of The Total Environment
  • Connecting the data landscape of long-term ecological studies: The SPI-Birds data hub, 2020, Journal of Animal Ecology
  • Hemispheric asymmetry in ocean change and the productivity of ecosystem sentinels, 2021, Science
  • North Atlantic winter cyclones starve seabirds, 2021, Current Biology
  • Seasonal variation of mercury contamination in Arctic seabirds: A pan-Arctic assessment, 2020, The Science of The Total Environment

Frequent coauthors collaborating with Kjell Einar Erikstad include Sébastien Descamps, Tycho Anker-Nilssen, Þorkell Lindberg Þórarinsson, Francis Daunt, and Tone K. Reiertsen.

The scientist's work appears regularly in several publication venues, with notable frequency in the Journal of Animal Ecology, Zenodo (CERN European Organization for Nuclear Research), The Science of The Total Environment, Current Biology, and Global Change Biology.

Best Publications

  • Cost of reproduction in a long-lived bird: incubation effort reduces immune function and future reproduction.

    Sveinn Are Hanssen;Dennis Hasselquist;Ivar Folstad;Kjell Einar Erikstad

  • SCALE-DEPENDENT PREDATOR–PREY INTERACTIONS: THE HIERARCHICAL SPATIAL DISTRIBUTION OF SEABIRDS AND PREY

    Per Fauchald;Kjell Einar Erikstad;Hege Skarsfjord

  • ON THE COST OF REPRODUCTION IN LONG-LIVED BIRDS: THE INFLUENCE OF ENVIRONMENTAL VARIABILITY

    Kjell Einar Erikstad;Per Fauchald;Torkild Tveraa;Harald Steen

  • The effect of climate on adult survival in five species of North Atlantic seabirds

    Hanno Sandvik;Kjell Einar Erikstad;Robert T. Barrett;Nigel G. Yoccoz

  • Costs of immunity: immune responsiveness reduces survival in a vertebrate

    Sveinn Are Hanssen;Dennis Hasselquist;Ivar Folstad;Kjell Einar Erikstad;Kjell Einar Erikstad

  • Evolutionary signals of selection on cognition from the great tit genome and methylome

    Veronika N. Laine;Toni I. Gossmann;Kyle M. Schachtschneider;Kyle M. Schachtschneider;Colin J. Garroway

  • ECOLOGICAL EFFECTS OF ORGANOCHLORINE POLLUTANTS IN THE ARCTIC: A STUDY OF THE GLAUCOUS GULL

    Jan Ove Bustnes;Kjell Einar Erikstad;Janneche Utne Skaare;Vidar Bakken

  • Effect of wintering area and climate on the survival of adult Atlantic puffins Fratercula arctica in the eastern Atlantic

    Michael P. Harris;Tycho Anker-Nilssen;Robin H. McCleery;Kjell Einar Erikstad

  • An Experimental Study of the Costs of Reproduction in the Kittiwake Rissa Tridactyla

    Karl-Otto Jacobsen;Kjell Einar Erikstad;Bernt-Erik Saether

  • Scale-dependent predator-prey interactions: the aggregative response of seabirds to prey under variable prey abundance and patchiness

    Per Fauchald;Kjell Einar Erikstad

  • Clutch-Size Determination in Precocial Birds: A Study of the Common Eider

    Kjell Einar Erikstad;Jan Ove Bustnes;Truls Moum

  • Parental care in the common eider (Somateria mollissima): factors affecting abandonment and adoption of young

    Jan O. Bustnes;Kjell E. Erikstad

  • Adjustment of parental effort in the puffin; the roles of adult body condition and chick size

    K. E. Erikstad;M. Asheim;P. Fauchald;L. Dahlhaug

  • Patterns of incubation and nest‐site attentiveness in relation to organochlorine (PCB) contamination in glaucous gulls

    J.O. Bustnes;V. Bakken;K.E. Erikstad;F. Mehlum

  • Immune function and organochlorine pollutants in arctic breeding glaucous gulls

    JO Bustnes;SA Hanssen;I Folstad;KE Erikstad

  • Regulation of food provisioning in the Antarctic petrel; the importance of parental body condition and chick body mass

    Torkild Tveraa;Bernt‐Erik Sether;Ronny Aanes;Kjell Einar Erikstad

  • Ocean-wide Drivers of Migration Strategies and Their Influence on Population Breeding Performance in a Declining Seabird.

    Annette L. Fayet;Robin Freeman;Tycho Anker-Nilssen;Antony Diamond

  • Size selection of common mussels, Mytilus edulis, by common eiders, Somateria mollissima: energy maximization or shell weight minimization?

    Jan Ove Bustnes;Kjell Einar Erikstad

  • Global phenological insensitivity to shifting ocean temperatures among seabirds

    Katharine Keogan;Francis Daunt;Sarah Wanless;Richard A. Phillips

  • Mercury contamination and potential health risks to Arctic seabirds and shorebirds.

    Unknown

  • Does the cost of incubation set limits to clutch size in common eiders Somateria mollissima

    Kjell Einar Erikstad;Torkild Tveraa

  • Reduced immunocompetence and cost of reproduction in common eiders

    Sveinn Are Hanssen;Ivar Folstad;Kjell Einar Erikstad

Frequent Co-Authors

Hallvard Strøm
Hallvard Strøm Norwegian Polar Institute
Tycho Anker-Nilssen
Tycho Anker-Nilssen Norwegian Institute for Nature Research
Torkild Tveraa
Torkild Tveraa Norwegian Institute for Nature Research
David Grémillet
David Grémillet Centre national de la recherche scientifique, CNRS
Sébastien Descamps
Sébastien Descamps Norwegian Polar Institute
Nigel G. Yoccoz
Nigel G. Yoccoz University of Tromsø - The Arctic University of Norway
Ivar Folstad
Ivar Folstad University of Tromsø - The Arctic University of Norway
Veerle L.B. Jaspers
Veerle L.B. Jaspers Norwegian University of Science and Technology
Dorte Herzke
Dorte Herzke Norwegian Institute for Air Research
Janneche Utne Skaare
Janneche Utne Skaare Norwegian University of Life Sciences

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