Table 2. Key Words Used in the Data Source Appendix 



Agriculture 



Air quality 



Algae 



Bacteria 



Behavior 



Benthos 



Biogeochemistry 



Biology 



Birds 



Chemistry 



Climatology 



Communities 



Crustacea 



Deep water 



Degradation 



Disease 



Dissolved oxygen 



Distributions 



Diversity 



Drainage 



Ecology 



Estuarine 



Fauna 



Fisheries 



Fishes 



Flooding 



Flora 



Food and feeding 



Forestry 



Freshwater 



Fungi 



General 



Geology 



Harvest 



Heavy metals 



Herbicides 



Hydrocarbons 



Hydrography 



In-document 



Industry 



Insects 



Intertidal 



Invertebrates 



Islands 



Lacustrine 



Land use 



Legislation 



Macroalgae 



Mammals 



Management 



Mapping 



Marine 



Marine mammals 



Marsh 



Methodology 



Microorganisms 



Molluscs 



Mortality 



Mud flat 



Nitrogen 



Nutrients 



Nutrient cycling 



Nutritive value 



Oceanography 



Palustrine 



Passerine 



Perturbation 



Pesticides 



Phosphorus 



Physical parameters 



Physiography 



Phytoplankton 



Plant ecology 



Pollutant effects 



Pollution 



Populations 



Precipitation 



Predator-prey 



Production 



Productivity 



Recreation 



Remote sensing 



Reproduction 



Riverine 



Rocky shore 



Salinity 



Sea birds 



Sedimentation 



Sediments 



Shore birds 



Socioeconomic 



Soil 



Species interaction 



Subtidal 



Temperature 



Terrestrial 



Terrestrial birds 



Terrestrial mammals 



Tides 



Trophic relations 



Vegetation 



Vertebrates 



Wading birds 



Water chemistry 



Waterfowl 



Water quality 



Wetlands 



Wildlife 



Zonation 



Zooplankton 



56 



