Marine ecotourism Leisure, Recreation and Tourism Economics, (New March 2000) 2 Marine environment 2 Natural Resource Economics, (New March 2000) 2 Tourism and Travel 2 Aquatic Biology and Ecology 1 Biological Resources (Animal) 1 Biology 1 Climatic changes 1 Coastal ecology 1 Ecology 1 Ecotourism 1 Environmental impact 1 Environmental management 1 Lake tourism 1 Management 1 Marine ecotourism-Environmental aspects 1 Marine tourism 1 Nature tourism 1 Planning 1 Policy and Planning 1 Recreational dive industry-Economic aspects 1 Recreational dive industry-Environmental aspects 1 River tourism 1 Scuba diving-Environmental aspects 1 Social Psychology and Social Anthropology, (New March 2000) 1 Sociology 1 Stakeholders 1 Sustainability 1 Sustainable tourism 1