This real-time ranking measures researchers’ academic productivity and impact at global, continental, national, and institutional levels using total and recent 5-year H-index data. Comparative analysis is available across 13 main fields and 221 academic disciplines.
* Total H Index Rankings
Rankings
Ranking Based On Selection:
1
Engineering & Technology / Marine Sciences and Engineering
Biological Oceanography | nutrients | phytoplankto
Biological Oceanography | nutrients | phytoplankto
H-Index Metrics
-
Total177
-
Last 5 Years96
-
Last 5 Years / Total0.542
* Total H Index Rankings
Rankings
Ranking Based On Selection:
2
Engineering & Technology / Marine Sciences and Engineering
Global Change | Marine biodiversity | Fisheries | Conservation Biology | Climate Chang
Global Change | Marine biodiversity | Fisheries | Conservation Biology | Climate Chang
H-Index Metrics
-
Total109
-
Last 5 Years94
-
Last 5 Years / Total0.862
* Total H Index Rankings
Rankings
Ranking Based On Selection:
3
H-Index Metrics
-
Total103
-
Last 5 Years45
-
Last 5 Years / Total0.437
* Total H Index Rankings
Rankings
Ranking Based On Selection:
4
Engineering & Technology / Marine Sciences and Engineering
Arctic | biogeochemistry | contaminants | chemical oceanograph
Arctic | biogeochemistry | contaminants | chemical oceanograph
H-Index Metrics
-
Total94
-
Last 5 Years48
-
Last 5 Years / Total0.511
* Total H Index Rankings
Rankings
Ranking Based On Selection:
5
Engineering & Technology / Marine Sciences and Engineering
Ecosystems | Ecosystem modeling | Fisheries | Fisheries management | Ecopat
Ecosystems | Ecosystem modeling | Fisheries | Fisheries management | Ecopat
H-Index Metrics
-
Total92
-
Last 5 Years57
-
Last 5 Years / Total0.620
* Total H Index Rankings
Rankings
Ranking Based On Selection:
6
* Total H Index Rankings
Rankings
Ranking Based On Selection:
7
Engineering & Technology / Marine Sciences and Engineering
Coral reef ecology | Conservation | Marine ecology | Behavioural ecolog
Coral reef ecology | Conservation | Marine ecology | Behavioural ecolog
H-Index Metrics
-
Total79
-
Last 5 Years56
-
Last 5 Years / Total0.709
* Total H Index Rankings
Rankings
Ranking Based On Selection:
8
* Total H Index Rankings
Rankings
Ranking Based On Selection:
9
* Total H Index Rankings
Rankings
Ranking Based On Selection:
10
* Total H Index Rankings
Rankings
Ranking Based On Selection:
11
Engineering & Technology / Marine Sciences and Engineering
oceanography | phytoplankton | ocean observations | ballast water treatment issue
oceanography | phytoplankton | ocean observations | ballast water treatment issue
H-Index Metrics
-
Total71
-
Last 5 Years29
-
Last 5 Years / Total0.408
* Total H Index Rankings
Rankings
Ranking Based On Selection:
12
Engineering & Technology / Marine Sciences and Engineering
Arctic oceanography | plankton | fish | biogeochemical fluxe
Arctic oceanography | plankton | fish | biogeochemical fluxe
H-Index Metrics
-
Total67
-
Last 5 Years42
-
Last 5 Years / Total0.627
* Total H Index Rankings
Rankings
Ranking Based On Selection:
13
* Total H Index Rankings
Rankings
Ranking Based On Selection:
14
Engineering & Technology / Marine Sciences and Engineering
Eco-physiology | Macroecology | Biodiversity | Conservation Physiolog
Eco-physiology | Macroecology | Biodiversity | Conservation Physiolog
H-Index Metrics
-
Total58
-
Last 5 Years54
-
Last 5 Years / Total0.931
* Total H Index Rankings
Rankings
Ranking Based On Selection:
15
Engineering & Technology / Marine Sciences and Engineering
Shelf and deep-marine sedimentation | Black Se
Shelf and deep-marine sedimentation | Black Se
H-Index Metrics
-
Total57
-
Last 5 Years25
-
Last 5 Years / Total0.439
* Total H Index Rankings
Rankings
Ranking Based On Selection:
16
Engineering & Technology / Marine Sciences and Engineering
radionuclides | tracers | ocean transport and circulatio
radionuclides | tracers | ocean transport and circulatio
H-Index Metrics
-
Total54
-
Last 5 Years22
-
Last 5 Years / Total0.407
* Total H Index Rankings
Rankings
Ranking Based On Selection:
17
Engineering & Technology / Marine Sciences and Engineering
Diagenesis | CaCO3 dissolution | Benthic Boundary Layer | Bubbles in Sediments | Ocean Acidificatio
Diagenesis | CaCO3 dissolution | Benthic Boundary Layer | Bubbles in Sediments | Ocean Acidificatio
H-Index Metrics
-
Total53
-
Last 5 Years27
-
Last 5 Years / Total0.509
* Total H Index Rankings
Rankings
Ranking Based On Selection:
18
* Total H Index Rankings
Rankings
Ranking Based On Selection:
19
Engineering & Technology / Marine Sciences and Engineering
Environmental Biology | Statistics | Scaling | Ocean Scienc
Environmental Biology | Statistics | Scaling | Ocean Scienc
H-Index Metrics
-
Total52
-
Last 5 Years20
-
Last 5 Years / Total0.385
* Total H Index Rankings
Rankings
Ranking Based On Selection:
20
Engineering & Technology / Marine Sciences and Engineering
Metal Additive Manufacturing | Laser Power Bed Fusion | Electron Beam Melting | Additive Repair | Wire Arc Additive Manufacturin
Metal Additive Manufacturing | Laser Power Bed Fusion | Electron Beam Melting | Additive Repair | Wire Arc Additive Manufacturin
H-Index Metrics
-
Total50
-
Last 5 Years49
-
Last 5 Years / Total0.980
* Total H Index Rankings
Rankings
Ranking Based On Selection:
21
Engineering & Technology / Marine Sciences and Engineering
ocean biogeochemistry | ocean modelling | data assimilation | hypoxia | carbon cycl
ocean biogeochemistry | ocean modelling | data assimilation | hypoxia | carbon cycl
H-Index Metrics
-
Total50
-
Last 5 Years37
-
Last 5 Years / Total0.740
* Total H Index Rankings
Rankings
Ranking Based On Selection:
22
Engineering & Technology / Marine Sciences and Engineering
Arctic | oceanography | dynamics | sea ice | continental shel
Arctic | oceanography | dynamics | sea ice | continental shel
H-Index Metrics
-
Total50
-
Last 5 Years28
-
Last 5 Years / Total0.560
* Total H Index Rankings
Rankings
Ranking Based On Selection:
23
* Total H Index Rankings
Rankings
Ranking Based On Selection:
24
Engineering & Technology / Marine Sciences and Engineering
Evolutionary Physiology | Global Change Biology | Acclimation & Adaptation | Omics approaches | Rarit
Evolutionary Physiology | Global Change Biology | Acclimation & Adaptation | Omics approaches | Rarit
H-Index Metrics
-
Total49
-
Last 5 Years37
-
Last 5 Years / Total0.755
* Total H Index Rankings
Rankings
Ranking Based On Selection:
25
Engineering & Technology / Marine Sciences and Engineering
Physical Oceanography | Oceanography | Climate | Marine Ecolog
Physical Oceanography | Oceanography | Climate | Marine Ecolog
H-Index Metrics
-
Total48
-
Last 5 Years19
-
Last 5 Years / Total0.396

🌍 Be Our Partner: Representation & Collaboration
Represent AD Scientific Index in your country or region — and grow with us.
- ✅ Official recognition as a regional partner
- ✅ Visibility partnership with full brand support
- ✅ Help institutions in your region enhance their academic visibility
- ✅ Contribute to value-driven projects with measurable academic impact
