Table 7 Comparison of the estimates of the mean pHI and the mean hole area for Olyset® Plus and Olyset® Net
Survey month | Olyset® Plus | Olyset® Net | ||||
|---|---|---|---|---|---|---|
No. of nets inspected | Mean hole area in cm2 (± SD) | Mean pHI (± SD) | No. of nets inspected | Mean hole area in cm2 (± SD) | Mean pHI (± SD) | |
6 | 250 | 52.3 ± 230.5 | 93.3 ± 313.6 | 250 | 123.3 ± 272.3 | 110.5 ± 221.8 |
12 | 243 | 229.2 ± 574.2 | 153.6 ± 437.0 | 249 | 192.5 ± 376.2 | 156.8 ± 306.5 |
24 | 231 | 389.8 ± 975.4 | 317.6 ± 794.7 | 226 | 873.9 ± 353.4 | 279.4 ± 428.1 |
36 | 228 | 630.7 ± 1191.8 | 513.9 ± 970.9 | 216 | 621.5 ± 1710.3 | 506.4 ± 1393.2 |