i10 Productivity
Rankings

Institute of Biodiversity and Ecosystem Research/ Scientists i10 Productivity Rankings 2025

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
Bulgaria
Boyko B. Georgiev
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
Bulgaria
Tzvetan Zlatanov
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
Bulgaria
Teodora B. Toshova
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
Bulgaria
Pavel Zehtindjiev
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
Bulgaria
Vasil Popov
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
Bulgaria
S. Grozeva
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
Bulgaria
Boris Assyov
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
Bulgaria
Gergana Vasileva
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
Bulgaria
Dimitar Dimitrov
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
Bulgaria
Yasen Mutafchiev
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 :12
Bulgaria
Desislava Sopotlieva
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
Bulgaria
Yordan Koshev
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
Bulgaria
Karamfilov Ventzislav
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
Bulgaria
Simeon Lukanov
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
Bulgaria
Kremena Gocheva
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
Bulgaria
Martin P. Marinov
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
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 1
Boyko B. Georgiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
67
24
0.358
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 2
Tzvetan Zlatanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
57
50
0.877
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 3
Teodora B. Toshova
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
49
29
0.592
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 4
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
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 5
Vasil Popov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
44
18
0.409
mammalogy
paleontology
ecology
conservation biology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 6
S. Grozeva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
36
13
0.361
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 7
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
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 8
Gergana Vasileva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
25
12
0.480
cestoda
tapeworms
helminthology
parasitology
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 9
Dimitar Dimitrov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
22
21
0.955
avian malaria
haemosporida
avian ecology
evolution
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 10
Yasen Mutafchiev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
21
16
0.762
Parasitology
helminthology
nematodes
parasites
zoonosis
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 11
Borislav Naumov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
18
11
0.611
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 12
Desislava Sopotlieva
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
16
10
0.625
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 13
Yordan Koshev
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
13
6
0.462
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 14
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
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 15
Simeon Lukanov
i-10 Metrics
Total
Last 6 Years
Last 6 Years / Total
10
7
0.700
земноводни
влечуги
етология
биоакустика
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 16
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
* Total i10 Index Rankings
Rankings
Ranking Based On Selection: 17
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