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
helminthology
parasitology
zoology
ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
24
0.358
* Total i10 IndexRankings
Ranking Based On Selection :2
Forest stand dynamics
Forest management
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
50
0.877
* Total i10 IndexRankings
Ranking Based On Selection :3
Insect Chemical Ecology
Insect Behaviour
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
29
0.592
* Total i10 IndexRankings
Ranking Based On Selection :4
Evolution
Ecology
Bird migration
Blood parasites
Bird malaria
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
39
0.813
* Total i10 IndexRankings
Ranking Based On Selection :5
mammalogy
paleontology
ecology
conservation biology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
18
0.409
* Total i10 IndexRankings
Ranking Based On Selection :6
insect cytogenetics
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
13
0.361
* Total i10 IndexRankings
Ranking Based On Selection :7
Fungal Taxonomy
Basidiomycetes
Boletales
Fungal Diversity
Conservation of Fungi
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
14
0.538
* Total i10 IndexRankings
Ranking Based On Selection :8
cestoda
tapeworms
helminthology
parasitology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
12
0.480
* Total i10 IndexRankings
Ranking Based On Selection :9
avian malaria
haemosporida
avian ecology
evolution
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
21
0.955
* Total i10 IndexRankings
Ranking Based On Selection :10
Parasitology
helminthology
nematodes
parasites
zoonosis
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
* Total i10 IndexRankings
Ranking Based On Selection :11
Herpetology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
* Total i10 IndexRankings
Ranking Based On Selection :12
Phytosociology
Botany
Ecology
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
10
0.625
* Total i10 IndexRankings
Ranking Based On Selection :13
ecology
behaviour
conservation
small mammals
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
6
0.462
* Total i10 IndexRankings
Ranking Based On Selection :14
Coastal ecosystems structure and functioning
Microbial Marine Ecology
Environmental Impact Assessment
Fate of polutants in ma
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
* Total i10 IndexRankings
Ranking Based On Selection :15
земноводни
влечуги
етология
биоакустика
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
* Total i10 IndexRankings
Ranking Based On Selection :16
Ecosystem services
Socio-ecological systems and ecosystem management
Ecological modelling
Natural capital accounting and cost
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
* Total i10 IndexRankings
Ranking Based On Selection :17
animal behaviour
ornithology
behavioural ecology
evolutionary ecology
host-parasite interactions
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Boyko B. Georgiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
24
0.358
helminthology
parasitology
zoology
ecology
Tzvetan Zlatanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
50
0.877
Forest stand dynamics
Forest management
Teodora B. Toshova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
29
0.592
Insect Chemical Ecology
Insect Behaviour
Pavel Zehtindjiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
48
39
0.813
Evolution
Ecology
Bird migration
Blood parasites
Bird malaria
Vasil Popov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
18
0.409
mammalogy
paleontology
ecology
conservation biology
S. Grozeva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
13
0.361
Boris Assyov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
26
14
0.538
Fungal Taxonomy
Basidiomycetes
Boletales
Fungal Diversity
Conservation of Fungi
Gergana Vasileva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
12
0.480
Dimitar Dimitrov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
21
0.955
avian malaria
haemosporida
avian ecology
evolution
Yasen Mutafchiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
Borislav Naumov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
Desislava Sopotlieva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
10
0.625
Yordan Koshev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
6
0.462
ecology
behaviour
conservation
small mammals
Karamfilov Ventzislav
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
12
8
0.667
Coastal ecosystems structure and functioning
Microbial Marine Ecology
Environmental Impact Assessment
Fate of polutants in ma
Simeon Lukanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
Kremena Gocheva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
8
5
0.625
Ecosystem services
Socio-ecological systems and ecosystem management
Ecological modelling
Natural capital accounting and cost
Martin P. Marinov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
animal behaviour
ornithology
behavioural ecology
evolutionary ecology
host-parasite interactions