Total 2,449,322 scientists, country 221, and institutions 24,478 are evaluated in the Productivity Rankings, an exclusive service provided by AD Scientific Index. This ranking measures and highlights the scientific productivity of researchers based on the i10 index (number of publications with at least 10 citations). This system identifies highly productive scientists across disciplines, institutions, and regions, contributing to the development of evidence-based academic policies and effective incentive mechanisms. The rankings include global, regional, and institutional analyses, along with specialized rankings such as Scientists' Last 6 Years' i10 Index and Universities' i10 Index Rankings 2025. With Premium Membership, you can:
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* Total i10 IndexRankings
Ranking Based On Selection: 1

Ictiologia
Pesca
Biologia pesqueira
igarapés
gestão e conservação ambiental
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
50
0.833
* Total i10 IndexRankings
Ranking Based On Selection: 2

Ecologia de ecossistemas e de comunidades
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
24
0.727
* Total i10 IndexRankings
Ranking Based On Selection: 3

Ictiologia- taxonomia de peixes Neotropicais
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
20
0.667
* Total i10 IndexRankings
Ranking Based On Selection: 4

Ecologia de reservatório
Mercúrio e Amazônia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
* Total i10 IndexRankings
Ranking Based On Selection: 5

Community Ecology
Spatial Ecology
Landscape Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
* Total i10 IndexRankings
Ranking Based On Selection: 6

Sistemas Agroflorestais
Agroecologia
desenvolvimento regional
fruticultura
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
8
0.471
* Total i10 IndexRankings
Ranking Based On Selection: 7

Biodiversity
cladistics
entomology
evolution
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
* Total i10 IndexRankings
Ranking Based On Selection: 8

Sistemática Vegetal
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
* Total i10 IndexRankings
Ranking Based On Selection: 9

Sistematica
Taxonomia
Filogenia
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000
Carolina Rodrigues Da Costa Doria
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
60
50
0.833
Ictiologia
Pesca
Biologia pesqueira
igarapés
gestão e conservação ambiental
Angelo Gilberto Manzatto
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
33
24
0.727
Ecologia de ecossistemas e de comunidades
Willian Massaharu Ohara
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
30
20
0.667
Ictiologia- taxonomia de peixes Neotropicais
Ronaldo De Almeida
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
24
17
0.708
Ecologia de reservatório
Mercúrio e Amazônia
Izaias Fernandes
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
18
0.857
Community Ecology
Spatial Ecology
Landscape Ecology
Emanuel Maia
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
17
8
0.471
Sistemas Agroflorestais
Agroecologia
desenvolvimento regional
fruticultura
Paulo Vilela Cruz
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
15
7
0.467
Biodiversity
cladistics
entomology
evolution
Narcísio Costa Bigio
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
7
0.875
Sian De Souza Gadelha
Universidade Federal de Rondônia
Porto Velho, Brazil
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
1
0
0.000