World's Best Scientists 2026 revealed!

D-Index & Metrics

Ecology and Evolution

D-Index
34
Citations
4133
World Ranking
7660
National Ranking
128

Jouko Sarvala 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 Jouko Sarvala 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: 131 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Jouko Sarvala 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 Jouko Sarvala 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: 34 D-Index — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Overview

Jouko Sarvala is affiliated with the University of Turku in Finland and conducts research primarily in the field of Environmental Science. Their work spans across several subfields including Ecology, Environmental Chemistry, Nature and Landscape Conservation, Global and Planetary Change, and Oceanography.

The main topics of Sarvala's research involve Fish Ecology and Management Studies, Aquatic Ecosystems and Phytoplankton Dynamics, Marine and fisheries research, Marine and coastal ecosystems, Aquatic Invertebrate Ecology and Behavior, Soil and Water Nutrient Dynamics, and Aquatic Ecosystems and Biodiversity.

Throughout their career, Sarvala has published research in a variety of scientific venues. The most frequent publication venues include:

  • Hydrobiologia
  • Annales Zoologici Fennici
  • Belgian journal of zoology
  • Helda (University of Helsinki)
  • International Journal of Limnology

Recent scholarly papers authored or co-authored by Sarvala cover topics related to freshwater fish populations and aquatic ecosystems, with notable publications such as:

  • Overfishing of a small planktivorous freshwater fish, vendace (Coregonus albula), in the boreal lake Pyhäjärvi (SW Finland), and the recovery of the population, 2020, Fisheries Research
  • Invasive submerged macrophytes complicate management of a shallow boreal lake: a 42-year history of monitoring and restoration attempts in Littoistenjärvi, SW Finland, 2020, Hydrobiologia

Other recent publications authored by different researchers but relevant to related aquatic and environmental studies include:

  • Shrinking body size and climate warming: Many freshwater salmonids do not follow the rule, 2023, Global Change Biology
  • Responses of zooplankton to long-term environmental changes in a small boreal lake, 2024, Helda (University of Helsinki)
  • Global data set of long-term summertime vertical temperature profiles in 153 lakes, 2021, Scientific Data

Collaborations form a significant part of Sarvala's research activities. Frequent co-authors include:

  • Harri Helminen
  • Kalevi Salonen
  • Joost A. M. Raeymaekers
  • Hannu Huuskonen
  • Leona J.M. Milec

Best Publications

  • The relation of energy and organic carbon in aquatic invertebrates1

    Kalevi Salonen;Jouko Sarvala;Ilpo Hakala;Maija-Liisa Viljanen

  • Impacts of climate warming on the long-term dynamics of key fish species in 24 European lakes

    Erik Jeppesen;Thomas Mehner;Ian J. Winfield;Külli Kangur

  • Taxon‐specific variation in the stable isotopic signatures (δ13C and δ15N) of lake phytoplankton

    Kristiina Vuorio;Markus Meili;Jouko Sarvala

  • Bayesian modelling of algal mass occurrences-using adaptive MCMC methods with a lake water quality model

    Olli Malve;Marko Laine;Heikki Haario;Teija Kirkkala

  • Trophic structure of Lake Tanganyika: carbon flows in the pelagic food web

    Jouko Sarvala;Kalevi Salonen;Marko Järvinen;Eero Aro

  • Population regulation of vendace (Coregonus albula) in Lake Pyhäjärvi, southwest Finland

    Harri Helminen;Jouko Sarvala

  • Relations between planktivorous fish abundance, zooplankton and phytoplankton in three lakes of differing productivity

    Jouko Sarvala;Harri Helminen;Vesa Saarikari;Seppo Salonen

  • Unpredictability of fish recruitment: interannual variation in young–of–the–year abundance

    J. Karjalainen;H. Auvinen;H. Helminen;T. J. Arjomäki

  • Year-Class Fluctuations of Vendace (Coregonus albula) in Lake Pyhäjärvi, Southwest Finland, during 1971–90

    Harri Helminen;Heikki Auvinen;Arto Hirvonen;Jouko Sarvala

  • Trophic structure of Lake Tanganyika: carbon flows in the pelagic food web

    Unknown

  • Century-Long Warming Trends in the Upper Water Column of Lake Tanganyika.

    Benjamin M. Kraemer;Simon Hook;Timo Huttula;Pekka Kotilainen

  • Fish catches from Lake Tanganyika mainly reflect changes in fishery practices, not climate

    J. Sarvala;V.T. Langenberg;K. Salonen;D. Chitamwebwa

  • Interannual variation of growth and recruitment in Pontoporeia affinis (Lindström) (Crustacea: Amphipoda) in relation to abundance fluctuations

    Jouko Sarvala

  • The effect of small zooplankton on the microbial loop and edible algae during a cyanobacterial bloom

    Anne‐Mari Ventelä;Krzysztof Wiackowski;Marianne Moilanen;Vesa Saarikari

  • Phytoplankton in Lake Tanganyika : vertical and horizontal distribution of in vivo fluorescence

    K. Salonen;J. Sarvala;M. Järvinen;V. Langenberg

  • Long-term management of Pyhäjärvi (southwest Finland): eutrophication, restoration – recovery?

    Anne-Mari Ventelä;Marjo Tarvainen;Harri Helminen;Jouko Sarvala

  • Responses of Lake Pyhäjärvi (southwestern Finland) to variable recruitment of the major planktivorous fish, vendace (Coregonus albula)

    Harri Helminen;Jouko Sarvala

  • Effect of temperature on the duration of egg, nauplius and copepodite development of some freshwater benthic Copepoda

    Unknown

  • Portrait of a flourishing freshwater fishery : Pyhäjärvi, a lake in SW-Finland

    J. Sarvala;H. Helminen;H. Auvinen

  • Phenotypic plasticity in growth and fecundity induced by strong population fluctuations affects reproductive traits of female fish

    Juha Karjalainen;Olli Urpanen;Tapio Keskinen;Hannu Huuskonen

  • Spatial synchrony in the inter-annual population variation of vendace (Coregonus albula (L.)) in Finnish lakes

    Timo J. Marjomäki;Heikki Auvinen;Harri Helminen;Ari Huusko

  • The stoichiometry of particulate nutrients in Lake Tanganyika – implications for nutrient limitation of phytoplankton

    Marko Järvinen;Kalevi Salonen;Jouko Sarvala;Kristiina Vuorio

  • Patterns in vendace recruitment in Lake Pyhäjärvi, south‐west Finland

    H. Helminen;J. Sarvala;J. Karjalainen

Frequent Co-Authors

Kalevi Salonen
Kalevi Salonen University of Helsinki
Markus Meili
Markus Meili Stockholm University
Erik Jeppesen
Erik Jeppesen Aarhus University
Mariana Meerhoff
Mariana Meerhoff University of the Republic
Martin Søndergaard
Martin Søndergaard Aarhus University
Susana Romo
Susana Romo University of Valencia
Peter B. McIntyre
Peter B. McIntyre Cornell University
Ian J. Winfield
Ian J. Winfield Lancaster University
Wim Thiery
Wim Thiery Vrije Universiteit Brussel

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