Variable | Month n (%) | χ2 | P | |||
---|---|---|---|---|---|---|
July | August | September | November | |||
Depth (m) | ||||||
  < 0.5 m | 29.0 (25.9) | 40.0 (35.7) | 17.0 (15.2) | 26.0 (23.2) | 32.04 |  < 0.001** |
 0.5–1 m | 3.0 (14.3) | 3.0 (14.3) | 10.0 (47.6) | 5.0 (23.8) | ||
  > 1 m | 13.0 (27.7) | 2.0 (4.3) | 18.0 (38.3) | 14.0 (29.8) | ||
Water velocity (m/s) | ||||||
  > 1 m3/s | 0.0 (0.0) | 5.0(100.0) | 0.0 (0.0) | 0.0 (0.0) | 14.61 | 0.002** |
 0.5–1 m3/s | 3.0 (100.0) | 0.0 (0.0) | 0.0 (0.0) | 0.0 (0.0) | ||
  < 0.5 m3/s | 4.0 (20.0) | 7.0 (35.0) | 9.0 (45.0) | 0.0 (0.0) | ||
 Still | 38.0 (25.0) | 33.0 (21.7) | 36 (23.7) | 45.0 (29.6) | ||
Water level | ||||||
 Flooded | 0.0 (0.0) | 0.0 (0.0) | 9.0 (90) | 1.0 (10) | 55.15 |  < 0.001** |
 Normal | 9.0 (22.0) | 0.0 (0.0) | 17.0 (41.5) | 15.0 (36.6) | ||
 Low | 36.0 (27.9) | 45.0 (34.9) | 19.0 (14.7) | 29.0 (22.5) |