Productivity Rankings is a unique service offered only by “AD Scientific Index”. This is a ranking system derived from the i10 index in order to show the productivity of the scientist in publishing scientific articles of value. Productivity Rankings is an instrument that lists productive scientists in a given area, discipline, university, and country and can guide the development of meaningful incentives and academic policies. The world rankings, regional rankings, and university rankings of scientists in this table are developed based on the total i10 index. Additionally, click to view the special rankings based on Productivity Rankings: Scientists Last 6 years' i10 Index", Universities Total i10 Index Rankings 2025, Universities Last 6 Years i10 Index Rankings 2025 "Art and Humanities i10 Productivity Rankings" and "Social Sciences and Humanities i10 Productivity Rankings".
* Total i10 IndexRankings
Ranking Based On Selection :101
Conservation Biology
Ecology
Natural Resource Management
Remote Sensing
Structured Decision Making
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 IndexRankings
Ranking Based On Selection :102
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
* Total i10 IndexRankings
Ranking Based On Selection :103
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
* Total i10 IndexRankings
Ranking Based On Selection :104
Natural Resource Conservation
Avian Ecology
Sustainable Agriculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
* Total i10 IndexRankings
Ranking Based On Selection :105
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 IndexRankings
Ranking Based On Selection :106
Fisheries Ecology and Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 IndexRankings
Ranking Based On Selection :107
Avian Ecology and Abundance
Avian Response to Forest Management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
* Total i10 IndexRankings
Ranking Based On Selection :108
Fish Ecology & Conservation
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 IndexRankings
Ranking Based On Selection :109
Coastal & Wetland Ecology
Salmonid Habitat Use & Requirements
Plant Stress Ecology
Estuarine Ecology
Wetland Biogeochemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
* Total i10 IndexRankings
Ranking Based On Selection :110
decision analysis
conservation biology
natural resources management
ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :111
Wildlife Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :112
Landscape Genetics
Conservation
Herpetology
Marine Mammals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
* Total i10 IndexRankings
Ranking Based On Selection :113
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection :114
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection :115
Fisheries and Wildlife
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection :116
Structured Decision Making
Quantitative Ecology
Decision Analysis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
* Total i10 IndexRankings
Ranking Based On Selection :117
fire ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :118
veterinary medicine
wildlife medicine
aquatic medicine
teleosts
marine mammals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :119
Population Genetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
* Total i10 IndexRankings
Ranking Based On Selection :120
Fisheries
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection :121
Applied Macroecology
Ecology
Ornithology
Ecological Modeling
Quantitative Population and Community Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection :122
Freshwater Conservation
Herpetology
Population Ecology
Wetlands
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
* Total i10 IndexRankings
Ranking Based On Selection :123
avian ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
* Total i10 IndexRankings
Ranking Based On Selection :124
Conservation Biology
Landscape Ecology
Thermal Physiology
Community Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
* Total i10 IndexRankings
Ranking Based On Selection :125
Ornithology
Ecology
Outreach
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Orien Richmond
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
Conservation Biology
Ecology
Natural Resource Management
Remote Sensing
Structured Decision Making
Sinead Borchert|Sinéad Borchert
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
5
0.833
Nolan Banish
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
6
3
0.500
Josh Vest
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
5
1.000
Natural Resource Conservation
Avian Ecology
Sustainable Agriculture
Dou-Shuan Yang
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Jason Breeggemann
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Sarah Wolken Kendrick
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
3
0.600
Avian Ecology and Abundance
Avian Response to Forest Management
John Erhardt
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
Vanessa D Tobias
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
5
2
0.400
Coastal & Wetland Ecology
Salmonid Habitat Use & Requirements
Plant Stress Ecology
Estuarine Ecology
Wetland Biogeochemistry
Caleb A Aldridge
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
decision analysis
conservation biology
natural resources management
ecology
Elaine Barr
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Stephanie Crouch Burgess
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
4
1.000
Susan Rogers Oetker
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Katie Walker
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
P Aaron Webber
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Jonathan Wellesley Cummings
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
4
3
0.750
Structured Decision Making
Quantitative Ecology
Decision Analysis
Christopher R Anthony
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Christine A Parker-Graham
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
veterinary medicine
wildlife medicine
aquatic medicine
teleosts
marine mammals
T Casey Weathers
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Curtis Roth
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Andrew J Dennhardt
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Applied Macroecology
Ecology
Ornithology
Ecological Modeling
Quantitative Population and Community Ecology
Chelsea Kross
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
2
0.667
Freshwater Conservation
Herpetology
Population Ecology
Wetlands
William Vermillion
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
1
0.333
Emily Khazan
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000
Conservation Biology
Landscape Ecology
Thermal Physiology
Community Ecology
Gretchen N Newberry
US Fish and Wildlife Service
Washington, D.C., United States
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
2
2
1.000