Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Art, Design and Architecture, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
* Total Citation Counts Rankings
World Rank
13,934
Country Rank
6,632
Institution Rank : 1
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![John Milliman](/user/assets/images/profile/no-profile-photo.png)
rivers
carbonates
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,797
10,826
0.272
* Total Citation Counts Rankings
World Rank
15,238
Country Rank
7,221
Institution Rank : 2
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Robert J Orth](https://cdn.adscientificindex.com/pictures/4e/909759.jpg)
seagrasses
ecology
biology
seed dispersal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,649
12,947
0.344
* Total Citation Counts Rankings
World Rank
56,553
Country Rank
24,275
Institution Rank : 3
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Deborah K Steinberg](https://cdn.adscientificindex.com/pictures/a4/909762.jpg)
Biological Oceanography
Zooplankton Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,319
7,453
0.487
* Total Citation Counts Rankings
World Rank
70,259
Country Rank
29,360
Institution Rank : 4
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Matthew Kirwan](https://cdn.adscientificindex.com/pictures/81/909771.jpg)
Geomorphology
ecology
coastal processes
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,974
8,620
0.664
* Total Citation Counts Rankings
World Rank
82,229
Country Rank
33,722
Institution Rank : 6
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Robert C Hale|RC Hale, Robert Hale, Rob Hale](https://cdn.adscientificindex.com/pictures/82/909766.jpg)
Pollution
microplastics
environmental chemistry
toxic chemicals
source & fate of contaminants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,411
4,033
0.353
* Total Citation Counts Rankings
World Rank
85,541
Country Rank
34,921
Institution Rank : 7
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Kenneth A Moore](/user/assets/images/profile/no-profile-photo.png)
Marine Ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,039
3,141
0.285
* Total Citation Counts Rankings
World Rank
91,544
Country Rank
37,024
Institution Rank : 8
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Rom Lipcius](https://cdn.adscientificindex.com/pictures/49/909765.jpg)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,429
2,693
0.258
* Total Citation Counts Rankings
World Rank
94,702
Country Rank
38,130
Institution Rank : 9
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Elizabeth Canuel](/user/assets/images/profile/no-profile-photo.png)
organic geochemistry
biogeochemistry
lipid biomarkers
stable isotopes
carbon cycle
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,131
3,607
0.356
* Total Citation Counts Rankings
World Rank
95,249
Country Rank
38,328
Institution Rank : 10
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Carl T Friedrichs](https://cdn.adscientificindex.com/pictures/19/909767.jpg)
Coastal & Estuarine Hydrodynamics & Sediment Dynamics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,079
3,480
0.345
* Total Citation Counts Rankings
World Rank
113,748
Country Rank
44,737
Institution Rank : 12
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Kimberly Reece](/user/assets/images/profile/no-profile-photo.png)
Molecular genetics
phylogenetics
parasitology
population genetics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,620
1,641
0.190
* Total Citation Counts Rankings
World Rank
124,165
Country Rank
48,236
Institution Rank : 13
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![John E Graves](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,969
1,859
0.233
* Total Citation Counts Rankings
World Rank
174,440
Country Rank
64,388
Institution Rank : 14
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Joseph Zhang](/user/assets/images/profile/no-profile-photo.png)
Computational geophysical fluid dynamics
river-estuary-shelf-ocean process
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,761
2,881
0.500
* Total Citation Counts Rankings
World Rank
268,355
Country Rank
92,298
Institution Rank : 15
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Courtney Harris](https://cdn.adscientificindex.com/pictures/95/909774.jpg)
oceanography
sediment transport
continental shelves
estuaries
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,639
1,388
0.381
* Total Citation Counts Rankings
World Rank
269,406
Country Rank
92,599
Institution Rank : 16
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Robert J Latour](https://cdn.adscientificindex.com/pictures/d4/909777.jpg)
Quantitative Fisheries Ecology
Population Dynamics
Stock Assessment
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,622
1,863
0.514
* Total Citation Counts Rankings
World Rank
288,502
Country Rank
98,217
Institution Rank : 17
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Rochelle Seitz](https://cdn.adscientificindex.com/pictures/90/909776.jpg)
Benthic Ecology
Conservation
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,344
1,430
0.428
* Total Citation Counts Rankings
World Rank
294,222
Country Rank
99,817
Institution Rank : 18
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Jerome P Y Maa](/user/assets/images/profile/no-profile-photo.png)
cohesive sediment dynamics
wave transformation
hydrodynamics
acoustic applications
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,268
914
0.280
* Total Citation Counts Rankings
World Rank
305,293
Country Rank
103,008
Institution Rank : 19
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Donglai Gong](https://cdn.adscientificindex.com/pictures/26/909781.jpg)
Physical Oceanography
Polar Oceanography
Autonomous Systems
Machine Learning
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,127
2,504
0.801
* Total Citation Counts Rankings
World Rank
312,329
Country Rank
104,931
Institution Rank : 20
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Jan Mcdowell](/user/assets/images/profile/no-profile-photo.png)
population genetics
evolution
marine science
fisheries genetics
genomics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,043
773
0.254
* Total Citation Counts Rankings
World Rank
322,551
Country Rank
107,846
Institution Rank : 21
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Ryan B Carnegie](https://cdn.adscientificindex.com/pictures/76/909778.jpg)
Marine Biology
Parasitology
Aquaculture & Fisheries
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,927
1,175
0.401
* Total Citation Counts Rankings
World Rank
327,718
Country Rank
109,313
Institution Rank : 86
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![Harry V Wang](/user/assets/images/profile/no-profile-photo.png)
Marine Science
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,870
1,379
0.480
* Total Citation Counts Rankings
World Rank
328,929
Country Rank
109,696
Institution Rank : 22
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![David Samuel Johnson](https://cdn.adscientificindex.com/pictures/63/909780.jpg)
Marine ecology
coastal wetlands
invertebrate zoology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,857
1,897
0.664
* Total Citation Counts Rankings
World Rank
349,208
Country Rank
115,309
Institution Rank : 23
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Aaron J Beck](/user/assets/images/profile/no-profile-photo.png)
Marine Biogeochemistry
Submarine Groundwater Discharge
Trace Elements
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,654
1,287
0.485
* Total Citation Counts Rankings
World Rank
356,130
Country Rank
117,253
Institution Rank : 93
![](https://cdn.adscientificindex.com/logos/1713.png)
![United States](/flags/us.png)
![George R Priest](/user/assets/images/profile/no-profile-photo.png)
geology
tsunamis
cascades
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,589
631
0.244
* Total Citation Counts Rankings
World Rank
437,707
Country Rank
139,677
Institution Rank : 25
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Juliette L Smith](https://cdn.adscientificindex.com/pictures/ac/909785.jpg)
harmful algal blooms
phycotoxins
chemical ecology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,966
1,061
0.540
* Total Citation Counts Rankings
World Rank
442,471
Country Rank
140,971
Institution Rank : 26
![](https://cdn.adscientificindex.com/logos/1714.png)
![United States](/flags/us.png)
![Kirk J Havens](/user/assets/images/profile/no-profile-photo.png)
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,936
772
0.399
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
13,934
![United States](/flags/us.png)
6,632
![](https://cdn.adscientificindex.com/logos/1714.png)
1
John Milliman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
39,797
10,826
0.272
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
15,238
![United States](/flags/us.png)
7,221
![](https://cdn.adscientificindex.com/logos/1714.png)
2
Robert J Orth
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
37,649
12,947
0.344
![](https://cdn.adscientificindex.com/logos/1714.png)
seagrasses
ecology
biology
seed dispersal
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
56,553
![United States](/flags/us.png)
24,275
![](https://cdn.adscientificindex.com/logos/1714.png)
3
Deborah K Steinberg
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
15,319
7,453
0.487
![](https://cdn.adscientificindex.com/logos/1714.png)
Biological Oceanography
Zooplankton Ecology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
70,259
![United States](/flags/us.png)
29,360
![](https://cdn.adscientificindex.com/logos/1714.png)
4
Matthew Kirwan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
12,974
8,620
0.664
![](https://cdn.adscientificindex.com/logos/1714.png)
Geomorphology
ecology
coastal processes
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
82,229
![United States](/flags/us.png)
33,722
![](https://cdn.adscientificindex.com/logos/1714.png)
6
Robert C Hale|RC Hale, Robert Hale, Rob Hale
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,411
4,033
0.353
![](https://cdn.adscientificindex.com/logos/1714.png)
Pollution
microplastics
environmental chemistry
toxic chemicals
source & fate of contaminants
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
85,541
![United States](/flags/us.png)
34,921
![](https://cdn.adscientificindex.com/logos/1714.png)
7
Kenneth A Moore
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
11,039
3,141
0.285
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
91,544
![United States](/flags/us.png)
37,024
![](https://cdn.adscientificindex.com/logos/1714.png)
8
Rom Lipcius
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,429
2,693
0.258
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
94,702
![United States](/flags/us.png)
38,130
![](https://cdn.adscientificindex.com/logos/1714.png)
9
Elizabeth Canuel
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,131
3,607
0.356
![](https://cdn.adscientificindex.com/logos/1714.png)
organic geochemistry
biogeochemistry
lipid biomarkers
stable isotopes
carbon cycle
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
95,249
![United States](/flags/us.png)
38,328
![](https://cdn.adscientificindex.com/logos/1714.png)
10
Carl T Friedrichs
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
10,079
3,480
0.345
![](https://cdn.adscientificindex.com/logos/1714.png)
Coastal & Estuarine Hydrodynamics & Sediment Dynamics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
113,748
![United States](/flags/us.png)
44,737
![](https://cdn.adscientificindex.com/logos/1714.png)
12
Kimberly Reece
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
8,620
1,641
0.190
![](https://cdn.adscientificindex.com/logos/1714.png)
Molecular genetics
phylogenetics
parasitology
population genetics
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* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
124,165
![United States](/flags/us.png)
48,236
![](https://cdn.adscientificindex.com/logos/1714.png)
13
John E Graves
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,969
1,859
0.233
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
174,440
![United States](/flags/us.png)
64,388
![](https://cdn.adscientificindex.com/logos/1714.png)
14
Joseph Zhang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
5,761
2,881
0.500
![](https://cdn.adscientificindex.com/logos/1714.png)
Computational geophysical fluid dynamics
river-estuary-shelf-ocean process
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
268,355
![United States](/flags/us.png)
92,298
![](https://cdn.adscientificindex.com/logos/1714.png)
15
Courtney Harris
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,639
1,388
0.381
![](https://cdn.adscientificindex.com/logos/1714.png)
oceanography
sediment transport
continental shelves
estuaries
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
269,406
![United States](/flags/us.png)
92,599
![](https://cdn.adscientificindex.com/logos/1714.png)
16
Robert J Latour
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,622
1,863
0.514
![](https://cdn.adscientificindex.com/logos/1714.png)
Quantitative Fisheries Ecology
Population Dynamics
Stock Assessment
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
288,502
![United States](/flags/us.png)
98,217
![](https://cdn.adscientificindex.com/logos/1714.png)
17
Rochelle Seitz
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,344
1,430
0.428
![](https://cdn.adscientificindex.com/logos/1714.png)
Benthic Ecology
Conservation
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
294,222
![United States](/flags/us.png)
99,817
![](https://cdn.adscientificindex.com/logos/1714.png)
18
Jerome P Y Maa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,268
914
0.280
![](https://cdn.adscientificindex.com/logos/1714.png)
cohesive sediment dynamics
wave transformation
hydrodynamics
acoustic applications
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
305,293
![United States](/flags/us.png)
103,008
![](https://cdn.adscientificindex.com/logos/1714.png)
19
Donglai Gong
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,127
2,504
0.801
![](https://cdn.adscientificindex.com/logos/1714.png)
Physical Oceanography
Polar Oceanography
Autonomous Systems
Machine Learning
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
312,329
![United States](/flags/us.png)
104,931
![](https://cdn.adscientificindex.com/logos/1714.png)
20
Jan Mcdowell
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,043
773
0.254
![](https://cdn.adscientificindex.com/logos/1714.png)
population genetics
evolution
marine science
fisheries genetics
genomics
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
322,551
![United States](/flags/us.png)
107,846
![](https://cdn.adscientificindex.com/logos/1714.png)
21
Ryan B Carnegie
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,927
1,175
0.401
![](https://cdn.adscientificindex.com/logos/1714.png)
Marine Biology
Parasitology
Aquaculture & Fisheries
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
327,718
![United States](/flags/us.png)
109,313
![](https://cdn.adscientificindex.com/logos/1713.png)
86
Harry V Wang
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,870
1,379
0.480
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
328,929
![United States](/flags/us.png)
109,696
![](https://cdn.adscientificindex.com/logos/1714.png)
22
David Samuel Johnson
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,857
1,897
0.664
![](https://cdn.adscientificindex.com/logos/1714.png)
Marine ecology
coastal wetlands
invertebrate zoology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
349,208
![United States](/flags/us.png)
115,309
![](https://cdn.adscientificindex.com/logos/1714.png)
23
Aaron J Beck
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,654
1,287
0.485
![](https://cdn.adscientificindex.com/logos/1714.png)
Marine Biogeochemistry
Submarine Groundwater Discharge
Trace Elements
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
356,130
![United States](/flags/us.png)
117,253
![](https://cdn.adscientificindex.com/logos/1713.png)
93
George R Priest
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,589
631
0.244
![](https://cdn.adscientificindex.com/logos/1713.png)
geology
tsunamis
cascades
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
437,707
![United States](/flags/us.png)
139,677
![](https://cdn.adscientificindex.com/logos/1714.png)
25
Juliette L Smith
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,966
1,061
0.540
![](https://cdn.adscientificindex.com/logos/1714.png)
harmful algal blooms
phycotoxins
chemical ecology
* Total Citation Counts Rankings
Rankings
![](/assets/images/world-icon.png)
442,471
![United States](/flags/us.png)
140,971
![](https://cdn.adscientificindex.com/logos/1714.png)
26
Kirk J Havens
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,936
772
0.399