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Table 2 Key parameters measured in the aquatic habitats that contained An. arabiensis larvae in La Reunion.

From: Spatial and temporal distribution patterns of Anopheles arabiensis breeding sites in La Reunion Island - multi-year trend analysis of historical records from 1996-2009

  North-East West South
Characteristics & type of breeding sites Number breeding sites % within zone Number breeding sites % within zone Number breeding sites % within zone
River-fringes 16 1.6 104 17.8 35 8.0
Water Channel 23 2.3 9 1.5 12 2.7
Swamps 2 0.2 0 0 0 0
Tyre tracks 428 42.9 138 23.7 48 10.9
Residual Puddles 100 10.0 13 19.0 130 29.5
Artificial containers 12 1.2 13 2.2 23 5.2
Water reservoir 6 0.6 10 1.7 3 0.7
Rock pool 107 10.7 146 25.0 39 8.9
Others 303 30.4 52 8.9 150 34.1
Total 997 - 583 - 440 -
Habitat characteristics       
   Permanent 206 20.7 373 64.0 130 29.5
   Temporal 488 48.9 158 27.1 160 36.4
   Semi-permanent 303 30.4 52 8.9 150 34.1
General surrounding       
Household density (%)* 38.5 (1.8) - 30.4 (0.2) - 53.8 (0.3) -
Mean Distance (meter) to the nearest inhabited house (range) 209.2 (2.5 - 6,000) 198.4 (4.1 - 896.5) 181.1 (5,000 - 19,000)
Mean Altitude (meter) (Range) 46.7 (0 - 342.7) 80.9 (2.4 - 393) 85.5 (1.3 - 372.7)
  1. * Considering only positive grid cells, values represent means (Standard Error of Mean)