Table 1.
Variable | Source of data and description of variables |
---|---|
Village | Physical parameter recorded for each aquatic habitat in the field |
Habitat typea | |
Habitat size | |
Water depth | |
Water sourcea | |
Watercolora | |
Water movementa | |
Permanence of watera | |
Presence of vegetation | |
Vegetation types | |
Algae status | |
Types of algae | |
Presence of shadea | |
Surroundings environmenta | |
Distance to nearby house | |
Proportion of: |
Proportion of land cover classes calculated in a 300-m buffer around each aquatic habitat from the surveyed points Data from European Space Agency (ESA) Sentinel-2 satellite imagery [28] |
- tree/forest areasa | |
- shrublands | |
- grassland | |
- crops | |
- built-up areasa | |
- bare land | |
- flooded vegetation | |
Distance (m) from the nearest: |
Distances (m) between each aquatic habitat and the nearest patch of each land cover class Data from European Space Agency (ESA) Sentinel-2 satellite imagery [28] |
- tree/forest | |
- shrubland | |
- grassland | |
- crops | |
- built-up area | |
- bare land | |
- flooded vegetation | |
Elevation (m) | Derived from a 10-m resolution digital elevation model (https://earthexplorer.usgs.gov) [27] |
Slope (°) | |
Aspect | |
Population density |
Number of people living in the 300-m buffer Data obtained from the Global Human Settlement Layer project [30] |
aSignificant variables that were retained in the final model (details provided in Results section)