Table 2.
Percent permutation importance of each environmental variable from Maxent models for each Culex species
Environmental variable | Culex pipiens | Culex restuans | Culex salinarius | Culex tarsalis | Culex erraticus | Culex nigripalpus | Culex quinquefasciatus |
---|---|---|---|---|---|---|---|
Climate | |||||||
Annual mean temp. | 26.7 | 4.8 | 6.5 | 6.6 | 0.0 | 1.3 | 2.9 |
Temp. annual range | 0.3 | 5.4 | 0.0 | 0.0 | 1.6 | 0.0 | 0.0 |
Mean diurnal temp. range | 1.1 | 1.8 | 0.0 | 0.0 | 0.0 | 0.0 | 18.4 |
Maximum temp. in the warmest month | 0.0 | 9.0 | 0.0 | 9.5 | 0.0 | 0.3 | 8.9 |
Minimum temp. in the coldest month | 12.5 | 0.4 | 2.3 | 8.4 | 18.7 | 0.0 | 15.1 |
Annual mean specific humidity | 3.3 | 13.5 | 12.6 | 3.8 | 0.0 | 0.0 | 0.0 |
Specific humidity in the most humid month | 10.8 | 1.1 | 1.7 | 30.0 | 18.4 | 60.3 | 2.8 |
Specific humidity in the least humid month | 0.5 | 14.6 | 0.0 | 0.0 | 3.4 | 7.4 | 1.4 |
Land cover | |||||||
Evergreen/deciduous needleleaf trees | 0.1 | 9.2 | 0.1 | 0.2 | 0.4 | 3.3 | 1.0 |
Evergreen broadleaf trees | 0.0 | 0.7 | 0.0 | 0.0 | 1.1 | 0.4 | 13.3 |
Deciduous broadleaf trees | 0.2 | 2.0 | 0.3 | 0.8 | 0.1 | 1.5 | 0.4 |
Mixed/other trees | 0.3 | 1.8 | 0.0 | 0.0 | 12.1 | 0.5 | 1.8 |
Shrubs | 0.0 | 1.9 | 2.4 | 0.0 | 2.1 | 0.7 | 4.9 |
Herbaceous vegetation | 0.1 | 12.1 | 0.8 | 0.1 | 10.1 | 0.5 | 2.0 |
Cultivated and managed vegetation | 12.3 | 2.0 | 30.2 | 27.2 | 13.8 | 1.6 | 3.2 |
Regularly flooded vegetation | 0.0 | 3.3 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Urban/built-up | 25.6 | 1.2 | 21.9 | 12.4 | 5.7 | 0.8 | 14.1 |
Snow/ice | 0.0 | 0.0 | 0.0 | 0.5 | 0.0 | < 0.1 | 0.0 |
Barren | 0.0 | < 0.1 | 0.0 | 0.0 | 0.0 | 0.0 | 0.5 |
Open water | 0.4 | 1.6 | 0.9 | 0.0 | 0.4 | 0.2 | 0.6 |
Habitat | |||||||
Evenness of EVI | 0.1 | 7.5 | 0.0 | 0.0 | 3.7 | 2.9 | 0.0 |
Topography | |||||||
Elevation | 5.7 | 0.7 | 11.9 | 0.5 | 8.4 | 9.6 | 5.9 |
Roughness index | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Slope | 0.0 | 5.3 | 8.4 | 0.0 | 0.0 | 3.1 | 2.5 |
Terrain ruggedness index | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 5.5 | 0.1 |
Temp. Temperature, EVI enhanced vegetation index