| Avifaunal diversity and bird community responses to man-made habitats in St. Coombs Tea Estate, Sri Lanka JD Kottawa-Arachchi, RN Gamage Journal of Threatened Taxa 7 (2), 6878-6890, 2015 | 27 | 2015 |
| Avifaunal diversity in a tea plantation ecosystem in the up-country of Sri Lanka JD Kottawa-Arachchi, RN Gamage, H Ariyarathne, GG Jayathilake Proceedings of International Forestry and Environment Symposium 15, 2010 | 7 | 2010 |
| An illustrated guide to the Butterflies of Sri Lanka R Gamage Rajika Niroshan Gamage, 2007 | 7 | 2007 |
| DNA barcoding and morphological analyses reveal a cryptic species of Miniopterusfrom India and Sri Lanka T Kusuminda, A Mannakkara, KDB Ukuwela, SV Kruskop, ... Acta Chiropterologica 24 (1), 1-17, 2022 | 6 | 2022 |
| Herpetofaunal richness in Lippakelle Tea Estate, Sri Lanka JD Kottawa-Arachchi, RN Gamage Taprobanica 7 (4), 268-271, 2015 | 6 | 2015 |
| Roosting ecology of insectivorous bats in a tropical agricultural landscape T Kusuminda, A Mannakkara, R Gamage, BD Patterson, WB Yapa Mammalia 86 (2), 134-143, 2022 | 4 | 2022 |
| Vertebrate diversity and conservation aspects in manmade habitats in Mattakelle Tea Estate, Sri Lanka JD Kottawa-Arachchi, RN Gamage, GG Jayathilake WildLanka 3 (3), 148, 2015 | 3 | 2015 |
| The role of different ecosystems to maintain odonate and butterfly diversity in Mattakelle tea estate, Sri Lanka JD Kottawa-Arachchi, RN Gamage, GG Jayathilake Proceedings of the International Forestry and Environment Symposium, 2014 | 2 | 2014 |
| Importance of different habitats for herpetofauna in tea plantation ecosystem in Mattakelle Tea Estate, Sri Lanka [Conference poster]. JD Kottawa-Arachchi, R Gamage, GG Jayathilake, HSV Hiripitiya | 2 | 2014 |
| An Illustrated Pocket Guide to the Fauna of Sri Lanka, Butterflies R Gamage | | 2014 |
| An Illustrated Field Guide to the Fauna of Sri Lanka, Birds R Gamage | | 2014 |
| An Illustrated Field Guide to the Fauna of Sri Lanka, Birds R Gamage | | 2014 |
| An Illustrated Field Guide to the Fauna of Sri Lanka, Butterflies R Gamage | | 2013 |
| A note on the common name of Polypedated eques (Rhacophoridae) in Sri Lanka SA Dawundasekare D.M.N.P.K., Gamage R. Froglog 92, 9-10, 2009 | | 2009 |
| Assessment of the status of Biodiversity in the Mattakelle Tea Estate, Talawakelle 2013 D Kottawa-Arachchi, RN Gamage | | |
