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 :1
fish and shellfish immunology
fish and shellfish genomics
fish and shellfish infectious diseases
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
335
204
0.609
* Total i10 IndexRankings
Ranking Based On Selection :2
food microbiology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
148
99
0.669
* Total i10 IndexRankings
Ranking Based On Selection :3
Materials and Applied Superconductivity
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
45
0.338
* Total i10 IndexRankings
Ranking Based On Selection :4
Conservation Biology
Artificial propagation
Aquaculture
Crustacea
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
55
0.505
* Total i10 IndexRankings
Ranking Based On Selection :5
Marine Natural Products
Natural Product Chemistry
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
53
0.616
* Total i10 IndexRankings
Ranking Based On Selection :6
Physical Oceanography
Marine Ecosystem
Mixing
Plankton
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
47
0.588
* Total i10 IndexRankings
Ranking Based On Selection :7
earth science
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
45
0.563
* Total i10 IndexRankings
Ranking Based On Selection :8
Fisheries science
Fishing gear technology
Fisheries management
Fisheries Biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
38
0.487
* Total i10 IndexRankings
Ranking Based On Selection :9
GNSS
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
36
0.610
* Total i10 IndexRankings
Ranking Based On Selection :10
Fish
Southern Ocean ecosystem
Zooplankton
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
23
0.535
* Total i10 IndexRankings
Ranking Based On Selection :11
Plankton Oceanography
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
14
0.368
* Total i10 IndexRankings
Ranking Based On Selection :12
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
32
0.889
* Total i10 IndexRankings
Ranking Based On Selection :13
Mathematical Physics
Quantum Groups
Representation Theory
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
9
0.257
* Total i10 IndexRankings
Ranking Based On Selection :14
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
27
0.794
* Total i10 IndexRankings
Ranking Based On Selection :15
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
24
0.727
* Total i10 IndexRankings
Ranking Based On Selection :16
Phytoplankton ecology
Oceanography
Limnology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
13
0.406
* Total i10 IndexRankings
Ranking Based On Selection :17
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
11
0.379
* Total i10 IndexRankings
Ranking Based On Selection :18
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
12
0.545
* Total i10 IndexRankings
Ranking Based On Selection :19
Marine Science
Marine Environment
Harmful Algal Blooms
Ecotoxicology
Aquaculture
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905
* Total i10 IndexRankings
Ranking Based On Selection :20
Transportation
Urban Freight
City Logistics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
* Total i10 IndexRankings
Ranking Based On Selection :21
allergen
fish
Anisakis
functional food
polyphenol
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
16
0.842
* Total i10 IndexRankings
Ranking Based On Selection :22
Seafood
Food texture
Food processing
Surimi
Sashimi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
* Total i10 IndexRankings
Ranking Based On Selection :23
Polar Oceanography
Physical Oceanography
Satellite Oceanography
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
* Total i10 IndexRankings
Ranking Based On Selection :24
experimental psychology
perception
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
2
0.125
* Total i10 IndexRankings
Ranking Based On Selection :25
Heat transfer
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933
Ikuo Hirono
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
335
204
0.609
fish and shellfish immunology
fish and shellfish genomics
fish and shellfish infectious diseases
Bon Kimura
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
148
99
0.669
Mitsuru Izumi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
133
45
0.338
Materials and Applied Superconductivity
Katsuyuki Hamasaki
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
109
55
0.505
Conservation Biology
Artificial propagation
Aquaculture
Crustacea
Hiroshi Nagai 永井宏史
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
86
53
0.616
Marine Natural Products
Natural Product Chemistry
Hidekatsu Yamazaki
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
47
0.588
Physical Oceanography
Marine Ecosystem
Mixing
Plankton
Toshiro Yamanaka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
80
45
0.563
Tadashi Tokai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
78
38
0.487
Fisheries science
Fishing gear technology
Fisheries management
Fisheries Biology
Nobuaki Kubo
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
59
36
0.610
Masato Moteki
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
43
23
0.535
Fish
Southern Ocean ecosystem
Zooplankton
Yuji Tanaka
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
38
14
0.368
Plankton Oceanography
Michiyo Yamamoto Kawai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
32
0.889
Hitoshi Konno
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
35
9
0.257
Mathematical Physics
Quantum Groups
Representation Theory
Miho Sekiguchi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
34
27
0.794
Michiya Kamio
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
24
0.727
Katano Toshiya
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
32
13
0.406
Phytoplankton ecology
Oceanography
Limnology
Hideki Hashimoto
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
29
11
0.379
Takayuki Shibata
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
12
0.545
Leila Basti
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
19
0.905
Marine Science
Marine Environment
Harmful Algal Blooms
Ecotoxicology
Aquaculture
Takanori Sakai
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
18
0.947
Transportation
Urban Freight
City Logistics
Yukihiro Kobayashi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
19
16
0.842
allergen
fish
Anisakis
functional food
polyphenol
Kigen Takahashi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
17
0.944
Seafood
Food texture
Food processing
Surimi
Sashimi
Kohei Mizobata
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
14
0.824
Polar Oceanography
Physical Oceanography
Satellite Oceanography
Koichi Shimono
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
2
0.125
Daisuke Jige
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
14
0.933