Table 1 Predation of Clarias gariepinus on Anopheles arabiensis larvae during day light and day night hours
From: Assessment of Clarias gariepinus as a biological control agent against mosquito larvae
Fish size | Number exposed | Fish food | Light hour (From 6:00 am to 6:00 pm) | Night hour (from 6:00 pm to 6:00 am) | p values | ||
|---|---|---|---|---|---|---|---|
Average consumed (SE) | Percent consumed | Average consumed (SE) | Percent consumed | ||||
Small | 50 | Adequate | 41.7 (6.1) | 83.3 | 46.7 (3.3) | 93.3 | 0.119 |
50 | Inadequate | 41.7 (4.4) | 83.3 | 50.0 (0.0) | 100.0 | 0.001 | |
50 | No food | 40.7 (2.3) | 81.3 | 43.3 (6.7) | 86.7 | 0.461 | |
100 | Adequate | 76.3 (11.6) | 76.3 | 100.0 (0.0) | 100.0 | <0.001 | |
100 | Inadequate | 76.7 (8.8) | 76.7 | 93.3 (6.7) | 93.3 | 0.018 | |
100 | No food | 78.3 (6.0) | 78.3 | 100.0 (0.0) | 100.0 | 0.001 | |
150 | Adequate | 146.0 (1.2) | 97.3 | 148.3 (1.7) | 98.9 | 0.558 | |
150 | Inadequate | 135.3 (2.9) | 90.2 | 150.0 (0.0) | 100.0 | 0.023 | |
150 | No food | 130.0 (10.4) | 86.7 | 150.0 (0.0) | 100.0 | 0.008 | |
Large | 50 | Adequate | 45.0 (2.9) | 90.0 | 50.0 (0.0) | 100.0 | 0.022 |
50 | Inadequate | 40.0 (2.9) | 80.0 | 50.0 (0.0) | 100.0 | <0.001 | |
50 | No food | 41.0 (2.1) | 82.0 | 50.0 (0.0) | 100.0 | 0.002 | |
100 | Adequate | 79.0 (0.6) | 79.0 | 100.0 (0.0) | 100.0 | 0.001 | |
100 | Inadequate | 76.7 (1.7) | 76.7 | 100.0 (0.0) | 100.0 | <0.001 | |
100 | No food | 76.7 (7.3) | 76.7 | 100.0 (0.0) | 100.0 | <0.001 | |
150 | Adequate | 105.0 (2.9) | 70.0 | 150.0 (0.0) | 100.0 | <0.001 | |
150 | Inadequate | 110.0 (2.9) | 73.3 | 150.0 (0.0) | 100.0 | <0.001 | |
150 | No food | 120.0 (5.8) | 80.0 | 150.0 (0.0) | 100.0 | 0.001 | |