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
e Silva Wijeyeratne, G. (2008). Mammals of Sri Lanka. Jetwing Eco Holidays: Colombo.7 plates (A5) with soft self cover. Captioned photographs to 28 species. Distinct sub-species also illustrated.
de Silva Wijeyeratne, G. (2008). Best of Blue. Serendib, the in-flight magazine of Sri Lankan. November – December 2008. Pages 42-46.
The story behind the discovery that Sri Lanka is the best place in the world for seeing Blue and Sperm Whales together.
de Silva Wijeyeratne, G. (2009). The Pink Dolphins of Kalpitiya. Serendib, the in-flight magazine of Sri Lankan. July – August 2009. Pages 42-43.
The first popular article to publicise the Indo-Pacific Humpback Dolphins in the Kalpitiya Lagoon.
De Silva Wijeyeratne, G. (2010). Best for Blue. Sri Lanka Tourism Promotion Bureau, Colombo. e Edition. 8 pages. A4.
The 8 page A4 brochure outlines briefly the discovery that Sri Lanka is one of the best, if not the best place in the world for seeing the Blue Whale. The seas south of Dondra are almost certainly the best for seeing Blue Whales and Sperm Whales together. It has a brief summary of the discovery and a fact at glance section answering frequently asked questions. Brief descriptions of the main species are also included.