H-Index
Rankings
World Scientists H-Index Engineering & Technology / Marine Sciences and Engineering Rankings 2025
AD Scientific Index evaluates the academic productivity and efficiency of scientists and institutions based on the H-index, i10 index, and citation counts. In addition to total H-index rankings, you can also explore rankings and analyses by "Scientists Last 6 Years H-index" and by subject.
* Total H Index Rankings
Ranking Based
On Selection :1
Biological Oceanography
nutrients
phytoplankton
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
172
93
0.541
* Total H Index Rankings
Ranking Based
On Selection :2
organic geochemistry
microbiology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
164
92
0.561
* Total H Index Rankings
Ranking Based
On Selection :3
Marine biogeochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
139
72
0.518
* Total H Index Rankings
Ranking Based
On Selection :4
microbiology
oceanography
earth sciences
biogeochemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
135
68
0.504
* Total H Index Rankings
Ranking Based
On Selection :5
Climate change
climate variability
climate modeling
ocean-atmospheric dynamics
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
126
87
0.690
* Total H Index Rankings
Ranking Based
On Selection :6
Physical Chemistry of Natural Waters
Chemical Oceanography
Marine Chemistry
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
124
63
0.508
* Total H Index Rankings
Ranking Based
On Selection :7
coastal processes
coral reefs
coral calcification
ocean acidification
climate change
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
121
60
0.496
* Total H Index Rankings
Ranking Based
On Selection :8
Microplastics
ecology of coastal defences
marine ecology
marine pollution
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
120
105
0.875
* Total H Index Rankings
Ranking Based
On Selection :9
Environment
Climate Change
Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
118
68
0.576
* Total H Index Rankings
Ranking Based
On Selection :10
harmful algal blooms
HABs
marine biotoxins
toxins
red tides
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
118
55
0.466
* Total H Index Rankings
Ranking Based
On Selection :11
Marine ecology
conservation biology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
117
92
0.786
* Total H Index Rankings
Ranking Based
On Selection :12
Chemical Oceanographer Carbon Cycle Ocean Acidiification
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
116
75
0.647
* Total H Index Rankings
Ranking Based
On Selection :13
microbiology
marine microbiology
microbial genomics
metagenomics
microbial ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
115
68
0.591
* Total H Index Rankings
Ranking Based
On Selection :14
Marine Benthic Ecology
Biodiversity
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
115
67
0.583
* Total H Index Rankings
Ranking Based
On Selection :15
Biological oceanography
Marine microbiology
Microbial ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
114
65
0.570
* Total H Index Rankings
Ranking Based
On Selection :16
marine conservation
coral reefs
small scale fisheries
social ecological systems
climate change
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
114
63
0.553
* Total H Index Rankings
Ranking Based
On Selection :17
Atmospheric chemistry
aerosols
climate
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
113
53
0.469
* Total H Index Rankings
Ranking Based
On Selection :18
Hydrological Modelling
Climate analysis
Statistics
Programming
Oceanography
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
112
56
0.500
* Total H Index Rankings
Ranking Based
On Selection :19
Coastal Systems
Climate Change
Impacts
Adaptation
Integrated Assessment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
80
0.721
* Total H Index Rankings
Ranking Based
On Selection :20
Oceanography
Climate
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
69
0.622
* Total H Index Rankings
Ranking Based
On Selection :21
Oceanography
Microbiology
Ecology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
66
0.595
* Total H Index Rankings
Ranking Based
On Selection :22
biogeochemistry
geobiology
astrobiology
paleoceanography
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
109
80
0.734
* Total H Index Rankings
Ranking Based
On Selection :23
Ocean optics (海洋光学）
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
109
73
0.670
* Total H Index Rankings
Ranking Based
On Selection :24
Marine Biology
Deep-sea Biology
Marine Ecology
Microbial Ecology
Marine Biodiversity
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
106
66
0.623
* Total H Index Rankings
Ranking Based
On Selection :25
Bioactive marine natural products
marine algae and cyanobacteria
biosynthesis
genomics and microbial interactions
chemical e
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
105
57
0.543
Paul J Harrison
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
172
93
0.541
Biological Oceanography
nutrients
phytoplankton
Jaap Sinninghe Damste
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
164
92
0.561
organic geochemistry
microbiology
Bo Barker Jørgensen
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
139
72
0.518
Marine biogeochemistry
David Karl
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
135
68
0.504
microbiology
oceanography
earth sciences
biogeochemistry
Shang Ping Xie
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
126
87
0.690
Climate change
climate variability
climate modeling
ocean-atmospheric dynamics
Frank Millero
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
124
63
0.508
Physical Chemistry of Natural Waters
Chemical Oceanography
Marine Chemistry
Malcolm Mcculloch
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
121
60
0.496
coastal processes
coral reefs
coral calcification
ocean acidification
climate change
Richard Thompson
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
120
105
0.875
Microplastics
ecology of coastal defences
marine ecology
marine pollution
Veerabhadran Ramanathan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
118
68
0.576
Environment
Climate Change
Ecology
Donald M Anderson
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
118
55
0.466
harmful algal blooms
HABs
marine biotoxins
toxins
red tides
Benjamin S Halpern
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
117
92
0.786
Marine ecology
conservation biology
Richard Feely
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
116
75
0.647
Chemical Oceanographer Carbon Cycle Ocean Acidiification
Edward Francis Delong
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
115
68
0.591
microbiology
marine microbiology
microbial genomics
metagenomics
microbial ecology
Lisa Levin
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
115
67
0.583
Marine Benthic Ecology
Biodiversity
Jed A Fuhrman
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
114
65
0.570
Biological oceanography
Marine microbiology
Microbial ecology
Tim Mcclanahan
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
114
63
0.553
marine conservation
coral reefs
small scale fisheries
social ecological systems
climate change
Joseph M Prospero
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
113
53
0.469
Atmospheric chemistry
aerosols
climate
Letizia Lusito
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
112
56
0.500
Hydrological Modelling
Climate analysis
Statistics
Programming
Oceanography
Robert J Nicholls
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
80
0.721
Coastal Systems
Climate Change
Impacts
Adaptation
Integrated Assessment
Michael J Mcphaden
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
69
0.622
Oceanography
Climate
Sallie W Chisholm
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
111
66
0.595
Oceanography
Microbiology
Ecology
Timothy W Lyons
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
109
80
0.734
biogeochemistry
geobiology
astrobiology
paleoceanography
Guifen Wang (王桂芬）
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
109
73
0.670
Roberto Danovaro
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
106
66
0.623
Marine Biology
Deep-sea Biology
Marine Ecology
Microbial Ecology
Marine Biodiversity
William Gerwick
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
105
57
0.543
Bioactive marine natural products
marine algae and cyanobacteria
biosynthesis
genomics and microbial interactions
chemical e