Örjan Östman

5.5k citations

76 papers · 3.5k indexed · 1 hit paper · h-index 26

Impact in

Parasitology top 0.5%
- Bird parasitology and diseases
- Vector-borne infectious diseases
Nature and Landscape Conservation top 1%
- Ecology and Vegetation Dynamics Studies

Papers in

Nature and Landscape Conservation 28
- Fish Ecology and Management Studies 18
- Ecology and Vegetation Dynamics Studies 10
Ecology 40
- Microbial Community Ecology and Physiology 12

Co-authors: Ann‐Christin Weibull Dennis Hasselquist Janne Bengtsson Barbara Ekbom Staffan Bensch Jonas Waldenström Eva S. Lindström Helena Westerdahl
Journals: PLoS ONE (6 papers)Fisheries Research (5 papers)Basic and Applied Ecology (4 papers)ICES Journal of Marine Science (3 papers)Ecological Indicators (3 papers)
Partner nations: Sweden Netherlands Finland

In The Last Decade

Örjan Östman

74 papers receiving 3.3k citations

Hit Papers

align trajectories log scale

Host specificity in avian blood parasites: a study ofPlasmodiumandHaemoproteusmitochondrial DNA amplified from birds 2000 · 558 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2000 Proceedings of the Royal Society B Biological Sciences

Peers

Countries citing papers authored by Örjan Östman

Since Specialization

Citations

This map shows the geographic impact of Örjan Östman'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 Örjan Östman with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Örjan Östman more than expected).

Fields of papers citing papers by Örjan Östman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Örjan Östman. 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 Örjan Östman. The network helps show where Örjan Östman may publish in the future.

Co-authors

The 25 scholars most cited alongside Örjan Östman, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Örjan Östman Line = papers co-authored together Örjan Östman links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Water darkening modulates the efficiency of coastal eutrophication mitigation in a mesocosm experiment Canadian Journal of Fisheries and Aquatic Sciences ·Aurélie Garnier, Örjan Östman, Jenny Ask, J. NARVESON, Ma. Isabel Varela Barboza, Magnus Huss	2025	0
2	Coastal darkening exacerbates eutrophication symptoms through bottom‐up and top‐down control modification Limnology and Oceanography ·Aurélie Garnier, Örjan Östman, Jenny Ask, E. Kladiva, Martin Berggren, Faith Magwaza, D B Roszak, Magnus Huss	2023	5
3	Environmental abundances of the non‐native round gobyNeogobius melanostomusinfluence feeding of native fish predators Journal of Fish Biology ·Carlos Eduardo Sarans Zago, MGBQ Martins, Katri Aarnio, Erik Bonsdorff, Ann‐Britt Florin, Jan Tymiński, K. Lundström, Johanna Mattila, Örjan Östman	2023	4
4	Sindbis virus polyarthritis outbreak signalled by virus prevalence in the mosquito vectors PLoS neglected tropical diseases ·Jan O. Lundström, Jenny C. Hesson, Martina L. Schäfer, Örjan Östman, Torsten Semmler, Michaël Bekaert, Manfred Weidmann, Åke Lundkvist, Martin Pfeffer	2019	19
5	High abundances of the nuisance raphidophyte Gonyostomum semen in brown water lakes are associated with high concentrations of iron Scientific Reports ·Karen Lebret, Örjan Östman, Silke Langenheder, Stina Drakare, François Guillemette, Eva S. Lindström	2018	22
6	Genetic Diversity and Hybridisation between Native and Introduced Salmonidae Fishes in a Swedish Alpine Lake PLoS ONE ·Leanne Faulks, Örjan Östman	2016	9
7	Temporal Variation in Sindbis Virus Antibody Prevalence in Bird Hosts in an Endemic Area in Sweden PLoS ONE ·Jenny C. Hesson, Jan O. Lundström, JULIE FINGERSH, Örjan Östman, Åke Lundkvist	2016	17
8	Intraspecific Niche Variation Drives Abundance-Occupancy Relationships in Freshwater Fish Communities The American Naturalist ·Leanne Faulks, Richard Svanbäck, José Luis Fermán, Peter Eklöv, Örjan Östman	2015	35
9	Relative contributions of evolutionary and ecological dynamics to body size and life-history changes of herring (Clupea harengus) in the Bothnian Sea Evolutionary ecology research ·Örjan Östman, Olle Karlsson, Jukka Pönni, Olavi Kaljuste, Teija Aho, Anna Gårdmark	2014	8
10	Insect emergence in relation to floods in wet meadows and swamps in the River Dalälven floodplain Bulletin of Entomological Research ·F. F. Talizin, Örjan Östman, Martina L. Schäfer, Jan O. Lundström	2014	12
11	Relationships between Bacterial Community Composition, Functional Trait Composition and Functioning Are Context Dependent – but What Is the Context? PLoS ONE ·Ina Severin, Eva S. Lindström, Örjan Östman	2014	2
12	Variable Effects of Dispersal on Productivity of Bacterial Communities Due to Changes in Functional Trait Composition PLoS ONE ·Ina Severin, Örjan Östman, Eva S. Lindström	2013	20
13	Pronounced seasonal dynamics of freshwater chitinase genes and chitin processing Environmental Microbiology ·Sara Beier, Abhi Shah, Thijs J. G. Ettema, Örjan Östman, Lars J. Tranvik, Stefan Bertilsson	2012	11
14	Which sequencing depth is sufficient to describe patterns in bacterial α‐ and β‐diversity? Environmental Microbiology Reports ·Daniel Lundin, Ina Severin, Jürg B. Logue, Örjan Östman, Anders F. Andersson, Eva S. Lindström	2012	98
15	Geographic Distribution and Relative Abundance of the Sibling Vector Species Culex torrentium and Culex pipiens in Sweden Vector-Borne and Zoonotic Diseases ·Jenny C. Hesson, Örjan Östman, Martina L. Schäfer, Jan O. Lundström	2011	29
16	The Importance of Dispersal for Bacterial Community Composition and Functioning PLoS ONE ·Eva S. Lindström, Örjan Östman	2011	77
17	Abundance–occupancy relationships in metapopulations: examples of rock pool Daphnia Oecologia ·Örjan Östman	2010	10
18	Regional invariance among microbial communities Ecology Letters ·Örjan Östman, Stina Drakare, Emma S. Kritzberg, Silke Langenheder, Jürg B. Logue, Eva S. Lindström	2009	138
19	High species richness of Chironomidae (Diptera) in temporary flooded wetlands associated with high species turn-over rates Bulletin of Entomological Research ·Jan O. Lundström, José Luis Tejedo Sobrino, Martina L. Schäfer, F. F. Talizin, Örjan Östman	2009	22
20	Landscape heterogeneity and farming practice influence biological control Basic and Applied Ecology ·Örjan Östman, Barbara Ekbom, Janne Bengtsson	2001	186

About Örjan Östman

Örjan Östman is a scholar working on Nature and Landscape Conservation, Ecology, Global and Planetary Change, Ecology, Evolution, Behavior and Systematics and Insect Science, having authored 76 papers that have together received 3.5k indexed citations. Recurring topics across this work include Marine and fisheries research (19 papers), Fish Ecology and Management Studies (18 papers), Plant and animal studies (16 papers), Microbial Community Ecology and Physiology (12 papers), Ecology and Vegetation Dynamics Studies (10 papers), Insect-Plant Interactions and Control (9 papers), Marine Bivalve and Aquaculture Studies (7 papers) and Mosquito-borne diseases and control (7 papers). The work is most often cited by research in Parasitology (1.0k citations), Nature and Landscape Conservation (861 citations), Ecology (1.6k citations), Ecology, Evolution, Behavior and Systematics (1.0k citations) and Insect Science (622 citations). Örjan Östman has collaborated with scholars based in Sweden, Netherlands and Finland. Frequent co-authors include Ann‐Christin Weibull, Dennis Hasselquist, Janne Bengtsson, Barbara Ekbom, Staffan Bensch, Jonas Waldenström, Eva S. Lindström, Helena Westerdahl, Renato Torres Pinheiro and Martin Stjernman. Their work appears in journals such as PLoS ONE, Fisheries Research, Basic and Applied Ecology, ICES Journal of Marine Science and Ecological Indicators.

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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