 The lower Songkhram River basin provides habitat for 192 species of fish, 136 species of birds, and 208 plant species.Since 2019 the lower river basin has been designated as a protected Ramsar site under the Ramsar Convention on Wetlands of International Importance, as a result of the combined efforts of local governments, HSBC-Thailand, the National Environmental Policy Office (NEPO), and the World Wide Fund for Nature-Thailand (WWF).This Ramsar site, Thailand's 15th, protects a 92-kilometre stretch of the Songkhram River and 34,000 rai (5,440 hectares) of basin.