Erkki Leppäkoski

4.0k total citations · 2 hit papers
27 papers, 2.3k citations indexed

About

Erkki Leppäkoski is a scholar working on Global and Planetary Change, Ecology and Oceanography. According to data from OpenAlex, Erkki Leppäkoski has authored 27 papers receiving a total of 2.3k indexed citations (citations by other indexed papers that have themselves been cited), including 19 papers in Global and Planetary Change, 17 papers in Ecology and 16 papers in Oceanography. Recurrent topics in Erkki Leppäkoski's work include Marine Ecology and Invasive Species (13 papers), Marine and environmental studies (12 papers) and Aquatic Invertebrate Ecology and Behavior (10 papers). Erkki Leppäkoski is often cited by papers focused on Marine Ecology and Invasive Species (13 papers), Marine and environmental studies (12 papers) and Aquatic Invertebrate Ecology and Behavior (10 papers). Erkki Leppäkoski collaborates with scholars based in Finland, Lithuania and Sweden. Erkki Leppäkoski's co-authors include Sergej Olenin, Stephan Gollasch, Inger Wallentinus, Stelios Katsanevakis, Bayram Öztürk, Argyro Zenetos, Michał Grabowski, Melih Ertan Çınar, Daniel Golani and Ana Cristina Cardoso and has published in prestigious journals such as Marine Pollution Bulletin, Canadian Journal of Fisheries and Aquatic Sciences and Hydrobiologia.

In The Last Decade

Erkki Leppäkoski

27 papers receiving 2.1k citations

Hit Papers

Invasive Aquatic Species of Europe. Distribution, Impacts... 2002 2026 2010 2018 2002 2014 100 200 300 400 500
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Invasive Aquatic Species of Europe. Distribution, Impacts and Management
    2002 564 citations Erkki Leppäkoski, Stephan Gollasch et al. profile →
  2. Impacts of invasive alien marine species on ecosystem services and biodiversity: a pan-European review
    2014 499 citations Stelios Katsanevakis, Inger Wallentinus et al. Aquatic Invasions profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Erkki Leppäkoski Finland 19 1.6k 1.5k 1.0k 295 295 27 2.3k
Thomas W. Therriault Canada 29 1.4k 0.9× 1.3k 0.9× 722 0.7× 414 1.4× 536 1.8× 77 2.3k
Alberto Castelli Italy 29 1.1k 0.7× 1.2k 0.8× 1.3k 1.3× 188 0.6× 153 0.5× 114 2.3k
Victor S. Kennedy United States 24 1.7k 1.1× 1.3k 0.9× 979 1.0× 233 0.8× 180 0.6× 64 2.6k
W.J. Wolff Netherlands 26 1.1k 0.7× 1.3k 0.9× 1.2k 1.2× 187 0.6× 105 0.4× 81 2.2k
Richard W. Osman United States 25 1.9k 1.2× 1.7k 1.2× 2.1k 2.1× 429 1.5× 613 2.1× 41 3.6k
R. I. E. Newell United States 18 1.4k 0.9× 1.2k 0.8× 1.4k 1.3× 224 0.8× 117 0.4× 21 2.6k
Henrique Queiroga Portugal 28 1.7k 1.1× 1.7k 1.2× 1.4k 1.4× 216 0.7× 87 0.3× 116 2.8k
Ron J. Etter United States 30 1.5k 0.9× 2.0k 1.3× 2.4k 2.4× 257 0.9× 120 0.4× 49 3.3k
Angelo Tursi Italy 30 1.6k 1.0× 1.7k 1.2× 785 0.8× 453 1.5× 108 0.4× 103 2.6k
Agnese Marchini Italy 30 2.3k 1.5× 1.9k 1.3× 1.4k 1.4× 286 1.0× 565 1.9× 89 3.2k

Countries citing papers authored by Erkki Leppäkoski

Since Specialization
Citations

This map shows the geographic impact of Erkki Leppäkoski's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Erkki Leppäkoski with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Erkki Leppäkoski more than expected).

Fields of papers citing papers by Erkki Leppäkoski

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Erkki Leppäkoski. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Erkki Leppäkoski. The network helps show where Erkki Leppäkoski may publish in the future.

Co-authorship network of co-authors of Erkki Leppäkoski

This figure shows the co-authorship network connecting the top 25 collaborators of Erkki Leppäkoski. A scholar is included among the top collaborators of Erkki Leppäkoski based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Erkki Leppäkoski. Erkki Leppäkoski is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Katsanevakis, Stelios, Inger Wallentinus, Argyro Zenetos, et al.. (2014). Impacts of invasive alien marine species on ecosystem services and biodiversity: a pan-European review. Aquatic Invasions. 9(4). 391–423. 499 indexed citations breakdown →
2.
David, Matej, Stephan Gollasch, & Erkki Leppäkoski. (2013). Risk assessment for exemptions from ballast water management – The Baltic Sea case study. Marine Pollution Bulletin. 75(1-2). 205–217. 52 indexed citations
3.
Leppäkoski, Erkki. (2005). THE FIRST TWENTY YEARS OF INVASION BIOLOGY IN THE BALTIC SEA AREA. Oceanological and Hydrobiological Studies. 34. 9 indexed citations
4.
Olenin, Sergej, et al.. (2005). Are invasive species most successful in habitats of low native species richness across European brackish water seas?. Estuarine Coastal and Shelf Science. 64(4). 738–750. 179 indexed citations
5.
Olenin, Sergej, Erkki Leppäkoski, Stephan Gollasch, et al.. (2002). Recently introduced non-indigenous species. Environment of the Baltic Sea area, 1994-1998.. 173–175. 1 indexed citations
6.
Leppäkoski, Erkki, Stephan Gollasch, Piotr Gruszka, et al.. (2002). The Baltica sea of invaders. Canadian Journal of Fisheries and Aquatic Sciences. 59(7). 1175–1188. 222 indexed citations
7.
Leppäkoski, Erkki, Stephan Gollasch, & Sergej Olenin. (2002). Invasive Aquatic Species of Europe. Distribution, Impacts and Management. 564 indexed citations breakdown →
8.
Panov, Vadim E., Stephan Gollasch, Erkki Leppäkoski, & Sergej Olenin. (2002). International Cooperation in Aquatic Invasive Spe- cies Research, Information Exchange and Manage- ment in Europe. 6 indexed citations
9.
Kraufvelin, Patrik, et al.. (2001). Changes in zoobenthic community structure after pollution abatement from fish farms in the Archipelago Sea (N. Baltic Sea). Marine Environmental Research. 51(3). 229–245. 35 indexed citations
10.
Leppäkoski, Erkki & Sergej Olenin. (2001). The Meltdown of Biogeographical Peculiarities of the Baltic Sea: The Interaction of Natural and Man-made Processes. AMBIO. 30(4). 202–209. 52 indexed citations
11.
Leppäkoski, Erkki & Sergej Olenin. (2000). Non-native Species and Rates of Spread: Lessons from the Brackish Baltic Sea. Biological Invasions. 2(2). 151–163. 184 indexed citations
12.
Leppäkoski, Erkki, et al.. (2000). 10.1016/s0967-0653(97)82327-7. AMBIO. 25(6). 42 indexed citations
13.
Leppäkoski, Erkki & Sergej Olenin. (2000). Xenodiversity of the European Brackish Water Seas: the North American Contribution. 23 indexed citations
14.
Gollasch, Stephan & Erkki Leppäkoski. (1999). Initial risk assessment of alien species in nordic coastal waters. 83 indexed citations
15.
Leppäkoski, Erkki, et al.. (1999). Aquatic biodiversity under anthropogenic stress: an insight from the Archipelago Sea (SW Finland). Biodiversity and Conservation. 8(1). 55–70. 24 indexed citations
16.
Rosenthal, Harald, Stephan Gollasch, István Láng, et al.. (1998). Testing monitoring systems for risk assessment of harmful introductions by ships to European waters. Helmholtz Centre for Ocean Research Kiel (GEOMAR). 12 indexed citations
17.
Leppäkoski, Erkki. (1991). Introduced species—Resource or threat in brackish-water seas? Examples from the Baltic and the Black Sea. Marine Pollution Bulletin. 23. 219–223. 27 indexed citations
18.
Leppäkoski, Erkki & Leena Lindström. (1978). Recovery of Benthic Macrofauna from Chronic Pollution in the Sea Area off a Refinery Plant, Southwest Finland. Journal of the Fisheries Research Board of Canada. 35(5). 766–775. 8 indexed citations
19.
Leppäkoski, Erkki. (1973). Effects of an oil spill in the northern Baltic. Marine Pollution Bulletin. 4(6). 93–94. 11 indexed citations
20.
Leppäkoski, Erkki. (1968). Some effects of pollution on the benthic environment of the gullmarsfjord. Helgoland Marine Research. 17(1-4). 291–301. 20 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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