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Table 4 SRTM landform classes for the study area and study sites by larval and An. arabiensis presence.

From: Identifying malaria vector breeding habitats with remote sensing data and terrain-based landscape indices in Zambia

Landform SRTM Water Sites Anophele spp. Positive An. arabiensis Positive
Deep streams 133 (6.9) 28 (14) 19 (13.7) 4 (15.4)
Shallow valleys and mid-slope drainage pathways 119 (6.2) 8 (4) 4 (2.9) 1 (3.8)
Upland drainage areas 2 (0.1) 0 (0) 0 (0) 0 (0)
U-shaped valleys 361 (18.8) 43 (21.5) 37 (26.6) 9 (34.6)
Plains 966 (50.2) 71 (35.5) 42 (30.2) 6 (23.1)
Open slopes 0 (0) 13 (6.5) 9 (6.5) 3 (11.5)
Upper slopes and mesas 108 (5.6) 11 (5.5) 8 (5.8) 0 (0)
Local ridges and hills in large valleys 0 (0) 20 (10) 18 (12.9) 3 (11.5)
Mid-slope of ridges and small hills in plains 83 (4.3) 0 (0) 0 (0) 0 (0)
High ridges 151 (7.9) 6 (3) 2 (1.4) 0 (0)
Total 1923 (100) 200 (100) 139 (100) 26 (100)
  1. N = Count, (%) = percentage