de Silva Wijeyeratne, G. (2008). Sri Lanka National Parks and Reserves. 2nd Edition. Sri Lanka Tourism: Colombo. 56 pages. Hardback. ISBN 955-107914-0. A fifty six page overview of the key sites for eco-tourism in Sri Lanka with brief details on logistics. Lavishly illustrated with colour photographs and laid out in a coffee table book style to be used as a marketing tool as well as an introduction to Sri Lanka’s wilderness areas

Nekaris, A. and de Silva Wijeyeratne, G. (2009) Primates of Sri Lanka. Sri Lanka Tourism Promotion Bureau, Colombo. 152 pages. Electronic Edition.The text is by Dr Anna Nekaris, one of the leading primatologists in the world. She has engaged in field work in Sri Lanka which has led to a better understanding and a greater awareness of the island’s primates. The first part of the book is a general introduction to primates written with a lay audience in mind. The second part of the book draws from the scientific literature what is presently known about each of the species and sub-species. The photography is by Gehan de Silva Wijeyeratne who has spent many years taking some remarkable portraits of primates in the wild. The lavish use of images, beautiful design and authoritative text makes for an attractive and instructive book which will further the cause of primate conservation.

de Silva Wijeyeratne, Gehan. (Ed.) (2004). Leopards & other Wildlife of Yala. Compiled & Edited by Gehan de Silva Wijeyeratne. Photography by Gehan de Silva Wijeyeratne. A Jetwing Publication: Colombo. 232 pages. 22 cm x 25 cm. ISBN 955 – 1079 – 00 – 0.This book combines the design element and strong visual focus of a coffee table book with authoritative text from some of Sri Lanka’s leading wildlife writers. The thirteen contributors cover a variety of topics from Leopards, Elephants, smaller mammals, birds, butterflies and dragonflies to plant life and conservation. The book is a useful introduction not only to Yala but also to the wildlife of the other parks and reserves in Sri Lanka’s dry lowlands.

“A visually stunning and beautifully designed book with many fabulous photos and a wide range of readable articles on Sri Lanka’s lowland wildlife. This book fills a notable void in the literature and is a brilliant introduction to one of the finest parks in Asia, Yala National Park”.
Nigel Redman, Publisher and Editor (Christopher Helm and A&C Black, UK)”This book stands as a comprehensive and stimulating volume, that you will return to time and time again”
Renuka Sadanandan, Deputy Editor, Sunday Times

Bedjanic, Matjaz, de Silva Wijeyeratne, G., and Conniff, K. (2006). Dragonflies of Sri Lanka and Southern India. Gehan’s Photo Booklet Series. 1st Edition. 21 plates (A5). Jetwing Eco Holidays: Colombo. ISBN 955-1079-08-6.A booklet comprising of 21, A5 sized, colour plates with captioned photographs. Covers 78 of Sri Lanka’s 117 described species of dragonflies and damselflies (Odonata). A pdf of the booklet can be downloaded (free of charge)