Top 100 Scientists

Top 100 Scientists in Portugal 2025

Top 100 scientists can be ranked globally or specific to the following regions including Africa, Asia, Europe, North America, Latin America, Oceania, Arab League, ASEAN, EECA, and BRICS based on total H-index scores without any breakdown by subject areas. Top 100 rankings in the world, in a continent, or a region include standardized subjects areas of Agriculture & Forestry, Arts, Design and Architecture, Business & Management, Economics & Econometrics, Education, Engineering & Technology, History, Philosophy, Theology, Law/Law and Legal Studies, Medical and Health Sciences, Natural Sciences, Social Sciences, Art and Humanities Rankings and Social Sciences and Humanities Rankings BETA VERSION. Subject field ranking in world, region, country and university is beta version since subject field "others" (873,937 scientists profile whose branch cannot be determined, not yet edited or determined) is excluded, so the ranking will change as the others fields are edited. Please note that. Subjects indicated as “ * others ” will not be included in the ranking by regions and subjects.

* Rankings
Ranking Based On Selection :4
Rui Coelho
Fisheries
Population Dynamics
Stock assessment
Elasmobranchs
Bycatch
Metrics
H-Index
i10 Index
Citation
39
106
4,363
* Rankings
Ranking Based On Selection :5
Rita P. Vasconcelos
Fish populations
Fish communities
Nurseries
Connectivity
Biodiversity
Metrics
H-Index
i10 Index
Citation
37
54
3,668
* Rankings
Ranking Based On Selection :7
José Maria Santos
Fish Migration
Freshwater Fish Ecology
Ecohydraulics
River Restoration
Metrics
H-Index
i10 Index
Citation
36
66
3,956
* Rankings
Ranking Based On Selection :8
Rema Paulo
Aquacultura
animais aquáticos
nutrição de peixes
Metrics
H-Index
i10 Index
Citation
36
48
4,792
* Rankings
Ranking Based On Selection :9
Cláudia Aragão
Aquaculture
Fish Nutrition
Amino acid metabolism
Metrics
H-Index
i10 Index
Citation
32
46
3,471
* Rankings
Ranking Based On Selection :10
Yorgos Stratoudakis
social-ecological systems
small-scale fisheries
deliberation
MPA
estuaries
Metrics
H-Index
i10 Index
Citation
32
51
3,181
* Rankings
Ranking Based On Selection :11
ACF Silva
groundwater ecology
intertidal ecology
scientific writing
Metrics
H-Index
i10 Index
Citation
30
83
10,617
* Rankings
Ranking Based On Selection :13
Susanne E. Tanner
Fish ecology
Connectivity
Otolith geochemistry
Population struture
Metrics
H-Index
i10 Index
Citation
23
33
1,651
* Rankings
Ranking Based On Selection :14
Maria Pessoa
Aquacultura
Ecologia
Indústria alimentar
Matérias-primas alimentares
Desenvolvimento de Novos Produtos Alimentares
Metrics
H-Index
i10 Index
Citation
21
36
1,251
* Rankings
Ranking Based On Selection :15
Marta Albo-Puigserver
Life history traits
Trophic Ecology
Bionergetics
Fisheries adaptation
Vulnerability assessment
Metrics
H-Index
i10 Index
Citation
20
23
1,005
* Rankings
Ranking Based On Selection :16
Paulo Fonseca
Fishing Technology
Fishing gear selectivity and performance
Species behaviour
Energy saving in fishing vessels
Metrics
H-Index
i10 Index
Citation
20
25
1,494
* Rankings
Ranking Based On Selection :18
Ana Neves
Fisheries
Fish reproduction
morphometrics
stock management
age and growth
Metrics
H-Index
i10 Index
Citation
19
34
1,030
* Rankings
Ranking Based On Selection :19
André S Afonso
Elasmobranchs
Bioecology of large predators
Movement analysis
Fisheries biology and management
Metrics
H-Index
i10 Index
Citation
18
28
1,431
* Rankings
Ranking Based On Selection :20
Teresa Moura
Elasmobranchs
deep-water and demersal fisheries
fisheries assessment
biodiversity
Metrics
H-Index
i10 Index
Citation
18
28
914
* Rankings
Ranking Based On Selection :21
Sílvia Lourenço
Aquaculture
integrated multitrophic aquaculture systems
nutrition and marine ecology
Metrics
H-Index
i10 Index
Citation
17
22
959
* Rankings
Ranking Based On Selection :22
Manuela Abelho
aquatic ecology
microbial ecology
diversity
conservation
Metrics
H-Index
i10 Index
Citation
17
23
1,530
* Rankings
Ranking Based On Selection :23
Marco Cerqueira
Aquaculture
Fish welfare
Proteomics
Fish Behaviour
Genomics
Metrics
H-Index
i10 Index
Citation
16
23
790
* Rankings
Ranking Based On Selection :24
Vera Sequeira
Fish life history parameters
Fish reproduction
Fish age and grwoth
Fisheries management
Science communication
Metrics
H-Index
i10 Index
Citation
16
28
767
* Rankings
Ranking Based On Selection :27
Inês Farias
Fisheries Biology and Assessment
Deep-sea and demersal fisheries
Deep-sea teleosts
Metrics
H-Index
i10 Index
Citation
15
18
621
* Rankings
Ranking Based On Selection :28
Claudia Moreira
Fish phylogeography
Ecophysiology
Ecology
Fisheries
Metrics
H-Index
i10 Index
Citation
13
13
437
* Rankings
Ranking Based On Selection :31
Patrícia Gonçalves
Marine biology
Fisheries
Fisheries management
Reproductive biology
Metrics
H-Index
i10 Index
Citation
10
10
272
* Rankings
Ranking Based On Selection :33
Alison L. Neilson
environmental education
sustainability
justice
arts
fisheries
Metrics
H-Index
i10 Index
Citation
10
10
325
Felipe Pereira De Almeida Cohen
Aquaculture
Sustainability
Marine Ornamentals
Integrated Multitrophic Aquaculture
Metrics
H-Index
i10 Index
Citation
9
9
357
Johnson Ankrah
Climate variability/change
Coastal livelihoods
Coastal zone management
Fisheries
Metrics
H-Index
i10 Index
Citation
7
6
162
Ana Ic Guerreiro
Marine and Freshwater Fisheries
Ecology
Ecological Knowledge
Metrics
H-Index
i10 Index
Citation
4
3
81
Rankings
Ranking Based On Selection: 1
Aires Oliva Teles
Metrics
H-Index
i10 Index
Citation Counts
67
190
15,159
Rankings
Ranking Based On Selection: 2
Karim Erzini
Metrics
H-Index
i10 Index
Citation Counts
60
192
10,829
Rankings
Ranking Based On Selection: 3
Pedro Pousão-Ferreira
Metrics
H-Index
i10 Index
Citation Counts
50
159
7,186
Rankings
Ranking Based On Selection: 4
Rui Coelho
Metrics
H-Index
i10 Index
Citation Counts
39
106
4,363
Fisheries
Population Dynamics
Stock assessment
Elasmobranchs
Bycatch
Rankings
Ranking Based On Selection: 5
Rita P. Vasconcelos
Metrics
H-Index
i10 Index
Citation Counts
37
54
3,668
Fish populations
Fish communities
Nurseries
Connectivity
Biodiversity
Rankings
Ranking Based On Selection: 6
Emanuel J. Gonçalves
Metrics
H-Index
i10 Index
Citation Counts
37
87
4,204
Rankings
Ranking Based On Selection: 7
José Maria Santos
Metrics
H-Index
i10 Index
Citation Counts
36
66
3,956
Fish Migration
Freshwater Fish Ecology
Ecohydraulics
River Restoration
Rankings
Ranking Based On Selection: 8
Rema Paulo
Metrics
H-Index
i10 Index
Citation Counts
36
48
4,792
Aquacultura
animais aquáticos
nutrição de peixes
Rankings
Ranking Based On Selection: 9
Cláudia Aragão
Metrics
H-Index
i10 Index
Citation Counts
32
46
3,471
Aquaculture
Fish Nutrition
Amino acid metabolism
Rankings
Ranking Based On Selection: 10
Yorgos Stratoudakis
Metrics
H-Index
i10 Index
Citation Counts
32
51
3,181
social-ecological systems
small-scale fisheries
deliberation
MPA
estuaries
Rankings
Ranking Based On Selection: 11
ACF Silva
Metrics
H-Index
i10 Index
Citation Counts
30
83
10,617
groundwater ecology
intertidal ecology
scientific writing
Rankings
Ranking Based On Selection: 12
Florbela Soares
Metrics
H-Index
i10 Index
Citation Counts
28
51
2,780
Rankings
Ranking Based On Selection: 13
Susanne E. Tanner
Metrics
H-Index
i10 Index
Citation Counts
23
33
1,651
Fish ecology
Connectivity
Otolith geochemistry
Population struture
Rankings
Ranking Based On Selection: 14
Maria Pessoa
Metrics
H-Index
i10 Index
Citation Counts
21
36
1,251
Aquacultura
Ecologia
Indústria alimentar
Matérias-primas alimentares
Desenvolvimento de Novos Produtos Alimentares
Rankings
Ranking Based On Selection: 15
Marta Albo-Puigserver
Metrics
H-Index
i10 Index
Citation Counts
20
23
1,005
Life history traits
Trophic Ecology
Bionergetics
Fisheries adaptation
Vulnerability assessment
Rankings
Ranking Based On Selection: 16
Paulo Fonseca
Metrics
H-Index
i10 Index
Citation Counts
20
25
1,494
Fishing Technology
Fishing gear selectivity and performance
Species behaviour
Energy saving in fishing vessels
Rankings
Ranking Based On Selection: 17
Bárbara Serra-Pereira
Metrics
H-Index
i10 Index
Citation Counts
19
24
1,025
Fisheries
Fish Biology
Reproduction
Elasmobranchs
Rankings
Ranking Based On Selection: 18
Ana Neves
Metrics
H-Index
i10 Index
Citation Counts
19
34
1,030
Fisheries
Fish reproduction
morphometrics
stock management
age and growth
Rankings
Ranking Based On Selection: 19
André S Afonso
Metrics
H-Index
i10 Index
Citation Counts
18
28
1,431
Elasmobranchs
Bioecology of large predators
Movement analysis
Fisheries biology and management
Rankings
Ranking Based On Selection: 20
Teresa Moura
Metrics
H-Index
i10 Index
Citation Counts
18
28
914
Elasmobranchs
deep-water and demersal fisheries
fisheries assessment
biodiversity
Rankings
Ranking Based On Selection: 21
Sílvia Lourenço
Metrics
H-Index
i10 Index
Citation Counts
17
22
959
Aquaculture
integrated multitrophic aquaculture systems
nutrition and marine ecology
Rankings
Ranking Based On Selection: 22
Manuela Abelho
Metrics
H-Index
i10 Index
Citation Counts
17
23
1,530
aquatic ecology
microbial ecology
diversity
conservation
Rankings
Ranking Based On Selection: 23
Marco Cerqueira
Metrics
H-Index
i10 Index
Citation Counts
16
23
790
Aquaculture
Fish welfare
Proteomics
Fish Behaviour
Genomics
Rankings
Ranking Based On Selection: 24
Vera Sequeira
Metrics
H-Index
i10 Index
Citation Counts
16
28
767
Fish life history parameters
Fish reproduction
Fish age and grwoth
Fisheries management
Science communication
Rankings
Ranking Based On Selection: 25
Ana Pombo
Metrics
H-Index
i10 Index
Citation Counts
15
21
571
Rankings
Ranking Based On Selection: 26
Rita Colen
Metrics
H-Index
i10 Index
Citation Counts
15
18
640
Rankings
Ranking Based On Selection: 27
Inês Farias
Metrics
H-Index
i10 Index
Citation Counts
15
18
621
Fisheries Biology and Assessment
Deep-sea and demersal fisheries
Deep-sea teleosts
Rankings
Ranking Based On Selection: 28
Claudia Moreira
Metrics
H-Index
i10 Index
Citation Counts
13
13
437
Fish phylogeography
Ecophysiology
Ecology
Fisheries
Rankings
Ranking Based On Selection: 29
Sara Moutinho
Metrics
H-Index
i10 Index
Citation Counts
10
10
492
Rankings
Ranking Based On Selection: 30
Laura Wise
Metrics
H-Index
i10 Index
Citation Counts
10
12
291
Rankings
Ranking Based On Selection: 31
Patrícia Gonçalves
Metrics
H-Index
i10 Index
Citation Counts
10
10
272
Marine biology
Fisheries
Fisheries management
Reproductive biology
Rankings
Ranking Based On Selection: 32
Rubén Muñoz Lechuga
Metrics
H-Index
i10 Index
Citation Counts
10
10
194
Fisheries
ecology
growth
highly migratory species
Rankings
Ranking Based On Selection: 33
Alison L. Neilson
Metrics
H-Index
i10 Index
Citation Counts
10
10
325
environmental education
sustainability
justice
arts
fisheries
Rankings
Ranking Based On Selection: 34
José P. Queirós
Metrics
H-Index
i10 Index
Citation Counts
9
8
173
Rankings
Ranking Based On Selection: 35
Felipe Pereira De Almeida Cohen
Metrics
H-Index
i10 Index
Citation Counts
9
9
357
Aquaculture
Sustainability
Marine Ornamentals
Integrated Multitrophic Aquaculture
Rankings
Ranking Based On Selection: 36
Inês Campos
Metrics
H-Index
i10 Index
Citation Counts
8
7
391
Rankings
Ranking Based On Selection: 37
Mirko De Girolamo
Metrics
H-Index
i10 Index
Citation Counts
8
8
393
Rankings
Ranking Based On Selection: 38
Sandra Cristina Machado Da Silva
Metrics
H-Index
i10 Index
Citation Counts
8
7
216
fish immune system
thyroid hormones
epigenetic
Rankings
Ranking Based On Selection: 39
Johnson Ankrah
Metrics
H-Index
i10 Index
Citation Counts
7
6
162
Climate variability/change
Coastal livelihoods
Coastal zone management
Fisheries
Rankings
Ranking Based On Selection: 40
Ualerson Iran Peixoto
Metrics
H-Index
i10 Index
Citation Counts
5
2
67
Rankings
Ranking Based On Selection: 41
Ana Ic Guerreiro
Metrics
H-Index
i10 Index
Citation Counts
4
3
81
Marine and Freshwater Fisheries
Ecology
Ecological Knowledge
Rankings
Ranking Based On Selection: 42
Augusto Cesar Dos Santos Queiroz
Metrics
H-Index
i10 Index
Citation Counts
4
4
262
Rankings
Ranking Based On Selection: 43
João Garcês
Metrics
H-Index
i10 Index
Citation Counts
2
2
59