James E. O’Hara

2.1k citations
73 papers · 1.5k · h-index 22

Impact in

    • Insect behavior and control techniques
    • Insect-Plant Interactions and Control
    • Forensic Entomology and Diptera Studies
    • Diptera species taxonomy and behavior
    • Plant and animal studies
    • Hymenoptera taxonomy and phylogeny

Papers in

    • Insect behavior and control techniques 26
    • Forensic Entomology and Diptera Studies 12
    • Insect-Plant Interactions and Control 11
    • Diptera species taxonomy and behavior 39
    • Entomological Studies and Ecology 16
    • Plant and animal studies 9
    • Hymenoptera taxonomy and phylogeny 8

James E. O’Hara

71 papers receiving 1.4k citations

Peers

James E. O’Hara
Comparison fields: 5 of 70
  • Insect Science 803
  • Ecology, Evolution, Behavior and Systematics 756
  • Ecology 551
  • Health, Toxicology and Mutagenesis 249
  • Nature and Landscape Conservation 161
Replace Lizanne Janssens with:
Lizanne Janssens Belgium
Hemant Vasant Ghate India
Rickey D. Cothran United States
Maurício Osvaldo Moura Brazil
Donald L. Dahlsten United States
Víctor Soria‐Carrasco United Kingdom
Stefanie Slos Belgium
Monique H. Boily Canada
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Citations per field
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Lizanne Janssens · 1×
Citations per year

Countries citing papers authored by James E. O’Hara

Since Specialization
Citations

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

Fields of papers citing papers by James E. O’Hara

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by James E. O’Hara. 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 James E. O’Hara. The network helps show where James E. O’Hara may publish in the future.

Co-authors

The 25 scholars most cited alongside James E. O’Hara, 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 James E. O’Hara Line = papers co-authored together James E. O’Hara links everyone, so they are left out of the graph.

All Works

20 of 20 papers shown

Showing the 20 most-cited of 73 papers — load more, or switch the sort, to bring in the rest.

#Work
1 2005261
2 197386
3 197475
4 200472
5 201871
6 197466
7 201461
8 197157
9 201552
10 201749
11 201640
12 199039
13 197239
14 200433
15 201130
16
Classification, phylogeny and zoogeography of the North American species of Siphona Meigen (Diptera: Tachinidae)
198227
17 199925
18 200525
19 199125
20 196824

About James E. O’Hara

James E. O’Hara is a scholar working on Insect Science, Ecology, Evolution, Behavior and Systematics, Ecology, Nature and Landscape Conservation and Genetics, having authored 73 papers that have together received 1.5k indexed citations. Recurring topics across this work include Diptera species taxonomy and behavior (39 papers), Insect behavior and control techniques (26 papers), Forest Insect Ecology and Management (23 papers), Entomological Studies and Ecology (16 papers), Forensic Entomology and Diptera Studies (12 papers), Insect-Plant Interactions and Control (11 papers), Plant and animal studies (9 papers) and Hymenoptera taxonomy and phylogeny (8 papers). The work is most often cited by research in Insect Science (803 citations), Ecology, Evolution, Behavior and Systematics (756 citations), Ecology (551 citations), Health, Toxicology and Mutagenesis (249 citations) and Nature and Landscape Conservation (161 citations). James E. O’Hara has collaborated with scholars based in Canada, United States and Italy. Frequent co-authors include John O. Stireman, David M. Wood, Pierfilippo Cerretti, Winona B. Vernberg, John Kevin Moulton, Henri Goulet, Murray J. Kennedy, J. Ross Wilcox, Thomas Pape and Gaétan Racette. Their work appears in journals such as Zootaxa, ZooKeys, Systematic Entomology, Molecular Phylogenetics and Evolution and Journal of Parasitology.

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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