Natural Sciences

H-Index
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Guyana 5 Scientists H-Index Natural Sciences / Biological Science Rankings 2025

On AD Scientific Index, you can explore the individual achievements of scientists in detail and evaluate their academic productivity based on total and recent H-index, i10 index, and citation counts. With Premium Membership, gain access to extended analyses and detailed data to assess and enhance your academic performance more effectively.

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Total 5 scientist, 1 country, 1 institution , Updates every 2 days
* Total H Index Rankings
World Rank
392,185
Country Rank
1
Institution Rank: 1
Ranking Based On Selection: 1
Guyana
Judith Rosales
Judith Rosales
University of Guyana
Georgetown , Guyana
Natural Sciences / Biological Science
botany
ecology
river
environment
forest
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
11
0.478
See All Rankings and Analysis
* Total H Index Rankings
World Rank
1,307,002
Country Rank
13
Institution Rank: 10
Ranking Based On Selection: 2
Guyana
Calvin Rodrick Bernard
Calvin Rodrick Bernard
University of Guyana
Georgetown , Guyana
Natural Sciences / Biological Science
Ichthyology
Resource management
religion
environment
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
See All Rankings and Analysis
* Total H Index Rankings
World Rank
2,050,063
Country Rank
25
Institution Rank: 20
Ranking Based On Selection: 3
Guyana
Devya Hemraj
Devya Hemraj
University of Guyana
Georgetown , Guyana
Natural Sciences / Biological Science
Ecology
Ichthyology
Evolutionary Ecology
Food web Ecology
Ecomorphology
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
See All Rankings and Analysis
* Total H Index Rankings
World Rank
2,224,830
Country Rank
31
Institution Rank: 23
Ranking Based On Selection: 4
Guyana
Arianne-Elise Harris
Arianne-Elise Harris
University of Guyana
Georgetown , Guyana
Natural Sciences / Biological Science
sustainability
ecology
population dynamics
birds&bats
large mammals
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
See All Rankings and Analysis
* Total H Index Rankings
World Rank
2,337,903
Country Rank
38
Institution Rank: 26
Ranking Based On Selection: 5
Guyana
Chetwynd Osborne
Chetwynd Osborne
University of Guyana
Georgetown , Guyana
Natural Sciences / Biological Science
Land Degradation
Water Quality
Biodiversity Conservation
Sustainable Development
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
See All Rankings and Analysis
* Total H Index Rankings
Rankings
392,185
Guyana
1
1
Ranking Based On Selection: 1
Judith Rosales
Judith Rosales
University of Guyana Georgetown, Guyana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
23
11
0.478
Natural Sciences / Biological Science
botany
ecology
river
environment
forest
See All Rankings and Analysis
* Total H Index Rankings
Rankings
1,307,002
Guyana
13
10
Ranking Based On Selection: 2
Calvin Rodrick Bernard
Calvin Rodrick Bernard
University of Guyana Georgetown, Guyana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
7
4
0.571
Natural Sciences / Biological Science
Ichthyology
Resource management
religion
environment
See All Rankings and Analysis
* Total H Index Rankings
Rankings
2,050,063
Guyana
25
20
Ranking Based On Selection: 3
Devya Hemraj
Devya Hemraj
University of Guyana Georgetown, Guyana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
3
3
1.000
Natural Sciences / Biological Science
Ecology
Ichthyology
Evolutionary Ecology
Food web Ecology
Ecomorphology
See All Rankings and Analysis
* Total H Index Rankings
Rankings
2,224,830
Guyana
31
23
Ranking Based On Selection: 4
Arianne-Elise Harris
Arianne-Elise Harris
University of Guyana Georgetown, Guyana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Natural Sciences / Biological Science
sustainability
ecology
population dynamics
birds&bats
large mammals
See All Rankings and Analysis
* Total H Index Rankings
Rankings
2,337,903
Guyana
38
26
Ranking Based On Selection: 5
Chetwynd Osborne
Chetwynd Osborne
University of Guyana Georgetown, Guyana
H-Index Metrics
Total
Last 6 Years
Last 6 Years / Total
1
1
1.000
Natural Sciences / Biological Science
Land Degradation
Water Quality
Biodiversity Conservation
Sustainable Development
See All Rankings and Analysis