Kotagama S.W & Gamini Ratnavira
AN ILLUSTRATED GUIDE TO THE BIRDS OF SRI LANKA
FOGSL publication 2010. ISBN 978-955-8576-26-7. pp 355; 52 plates.
Kotagama S.W.
PICTORIAL POCKET GUIDE TO THE COMMON BIRDS OF SRI LANKA (revised and expanded)
FOGSL Publication 2012. ISBN 978-955-8576-30-4; pp121; plates 43
Kotagama S.W.
“ILLANKAYIL POTHU PARAVIKEL” ( Tamil publication– Common birds of Sri Lanka)
FOGSL Publication 2012. (Translation by Kanatpathipillai Asokan)
ISBN 978-955-8576-29-8; pp145; Plates 42.
Kotagma S.W. & Athula Wijesinha
“SRI LANKA KURULLO- ATH POTHA” (Sinhala publication– Birds of Sri Lanka Handbook)
FOGSL Publication 2011. ISBN 978-955-8576-28-1; pp229; Plates 66.
Kotagama S.W.
POCKET GUIDE TO MAMMALS IN SRI LANKA
FOGSL Publication 2004
Kotagama S.W.,
WILDLIFE POLICY
FOGSL Publication 2003. pp.161
Kotagama S.W.
SANRAKSHANA SANKALPANA (Sinhala- Concept of Conservation)
FOGSL Publication 2003. pp.159
Kotagama S.W. & A.Wijayasinha
PASA, PANA, DIYA, WATHAYA ( Sinhala, and Tamil translation – Soil, Life, Water and Air)
FOGSL Publications 2003 pp. 11
Kotagama S.W., & A. Padmaperuma
PARISARA SANRAKSHANAYA (Sinhala-Enviroment Conservation )
FOGSL Publication 2003. pp.12
Kotagama S.W.
SIRILAKA PODU KURULLO (Sinhala- Common birds of Sri Lanka)
FOGSL Publications 2002 pp.33
Kotagama S.W. & A.Wijayasinha
SIRILAKA KURULLAN HANDUNAGANIMU (Sinhala – identification of birds of Sri Lanka)
FOGSL Publication 2002 pp.66
Kotagama S,W. – PICTORIAL GUIDE TO COMMON BIRDS OF SRI LANKA. 2000. FOGSL Publication. pp 40. 31 plates.
Kotagama, S.W. & A. Padmaperuma – PARISARA VIDYAWA – Sarala vigrahayak. (Sinhala – Ecology a simple analysis). 2000, FOGSL publication.
pp 76
Kotagama, S.W. & J Jinasena (artist) – ENDEMIC BIRDS OF SRI LANKA. Wildlife Heritage Publication, 2000 . Limited edition 750 copies.
Kotagama, S.W. & Athula Wijesinhe – SIRI LAKA KURULLO (Sinhala – Birds of Sri Lanka). 568pp, 150 pictures. Wildlife Heritage Publication, 1998
Kotagama, S.W. – KURULU LOWATA PIVISUMA – 1, (Sinhala – Enter the Bird World –1). 78pp, FOGSL publication, 1999
Kotagama S.W. (Survey Team Leader & Principal author)
COLOMBO FLOOD DETENTION AREA-SITE REPORT 7 CONSERVATION MANAGEMENT PLAN. (Jan 1995)
Kotagama S.W.(Consultant & Author)
STRATEGY FOR THE PREPARATION OF BIODIVERSITY ACTION PLAN FOR SRI LANKA.
Environment Division. Ministry of Transport, Environment and Women’s Affairs. (Oct 1994)
Kotagama S.W. (Editor)
NATURAL RESOURCES OF SRI LANKA – Conditions and Trends.
Sinhala translation. Mihikatha publication. (1994)
A FIELD GUIDE TO THE BIRDS OF SRI LANKA
ISBN 955-9114-07-7. Wildlife Heritage Trust of Sri Lanka. 32 plates, pp224.
(Feb 1994, reprint Aug 1994)
Wetland Site Reports & Conservation Management Plan
Bellanwilla-Attidiya Marsh (Oct 1993)
Minneriya Reservoir (Sept 1993)
Bundala Bational Park (Nov 1993)
Kotagama S.W.(Principal Author)
PRACTICAL GUIDE FOR WILDLIFE CERTIFICATE COURSE
Open University of Sri Lanka. 1993
Wijesinghe, L.C.A. de.S, I.A.U.N.Gunatilleke, S.D.G.Jayawardena,
S.W.Kotagama, C.V.S.Gunatilleke.
BIOLOGICAL CONSERVATION OF SRI LANKA – A National Status Report.
1st Ed. NARESA (1989). 2nd revised Ed. IUCN (1993)
Kotagama S.W., (Course Team Member)
ZOOLOGY PRACTICAL LABORATORY MANUAL-LEVEL 3
Open University of Sri Lanka.