Top 100 Scientists

World Top 100 Scientists 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (936,901 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

David A Reid
Fluvial Geomorphology
Hydrology
Habitat Restoration
Metrics
H-Index
i10 Index
Citation
9
9
334
Philip Sargent
Aquatic Invasive Species
Marine Ecology
Species Distributions
Metrics
H-Index
i10 Index
Citation
8
7
202

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J Xu
Acoustical Oceanography
Metrics
H-Index
i10 Index
Citation
7
7
272
Paul Bzonek
Aquatic Ecology
Biological Invasions
Animal Behaviour
Acoustic Telemetry
Metrics
H-Index
i10 Index
Citation
5
2
55
Jacqueline Dumas
Arctic
Sea ice
climate change
Gulf of St.Lawrence
Metrics
H-Index
i10 Index
Citation
5
4
157
Brock Ramshaw
southern resident killer whale
contaminants
prey availability
SRKW
salmon hatchery
Metrics
H-Index
i10 Index
Citation
2
1
42
Rankings
Ranking Based On Selection: 1
Mike Hammill
Metrics
H-Index
i10 Index
Citation Counts
61
239
11,874
Rankings
Ranking Based On Selection: 2
Thomas King
Metrics
H-Index
i10 Index
Citation Counts
35
82
3,979
Rankings
Ranking Based On Selection: 3
Tomas Bird
Metrics
H-Index
i10 Index
Citation Counts
26
32
3,291
Rankings
Ranking Based On Selection: 4
Muhammad Yamin Janjua
Metrics
H-Index
i10 Index
Citation Counts
11
12
344
Rankings
Ranking Based On Selection: 5
Laura Wheeland
Metrics
H-Index
i10 Index
Citation Counts
10
12
313
Rankings
Ranking Based On Selection: 6
David A Reid
Metrics
H-Index
i10 Index
Citation Counts
9
9
334
Fluvial Geomorphology
Hydrology
Habitat Restoration
Rankings
Ranking Based On Selection: 7
Philip Sargent
Metrics
H-Index
i10 Index
Citation Counts
8
7
202
Aquatic Invasive Species
Marine Ecology
Species Distributions
Rankings
Ranking Based On Selection: 8
David Willis
Metrics
H-Index
i10 Index
Citation Counts
7
7
158
Rankings
Ranking Based On Selection: 9
Matthew Siegle
Metrics
H-Index
i10 Index
Citation Counts
7
7
194
Rankings
Ranking Based On Selection: 10
Barbara Langille
Metrics
H-Index
i10 Index
Citation Counts
7
7
187

Maximize your institution's potential with our 360° Institutional Analysis Subscription and Institutional Exclusive Package, offering comprehensive insights and strategic advantages.

Rankings
Ranking Based On Selection: 11
J Xu
Metrics
H-Index
i10 Index
Citation Counts
7
7
272
Acoustical Oceanography
Rankings
Ranking Based On Selection: 12
Paul Bzonek
Metrics
H-Index
i10 Index
Citation Counts
5
2
55
Aquatic Ecology
Biological Invasions
Animal Behaviour
Acoustic Telemetry
Rankings
Ranking Based On Selection: 13
Jacqueline Dumas
Metrics
H-Index
i10 Index
Citation Counts
5
4
157
Arctic
Sea ice
climate change
Gulf of St.Lawrence
Rankings
Ranking Based On Selection: 14
Justine Hudson
Metrics
H-Index
i10 Index
Citation Counts
4
2
88
Rankings
Ranking Based On Selection: 15
Brock Ramshaw
Metrics
H-Index
i10 Index
Citation Counts
2
1
42
southern resident killer whale
contaminants
prey availability
SRKW
salmon hatchery
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