Open Access
Table 4
The morphometry of Sinanodonta woodiana shells in Dębowiec fish ponds, n – number of specimens.
| Pond | Mean | n | SD | Minimum | Maximum |
|---|---|---|---|---|---|
| Length | |||||
| 1 | 156.3 | 18 | 23.7 | 121.7 | 200 |
| 2 | 149.9 | 28 | 33.9 | 42.5 | 204.6 |
| 3 | 179.3 | 9 | 33.9 | 132.4 | 213.8 |
| Height | |||||
| 1 | 110.0 | 18 | 18.8 | 85.5 | 153.6 |
| 2 | 102.5 | 28 | 24 | 30.9 | 158.5 |
| 3 | 127.1 | 9 | 20.6 | 90.2 | 156.4 |
| Width | |||||
| 1 | 60.8 | 18 | 10.1 | 49.4 | 86.3 |
| 2 | 53.2 | 28 | 14.0 | 13.3 | 97.8 |
| 3 | 69.7 | 9 | 9.7 | 48.6 | 86.1 |
| H/L | |||||
| 1 | 0.7027 | 18 | 0.040 | 0.614 | 0.7818 |
| 2 | 0.6858 | 28 | 0.0449 | 0.5238 | 0.7746 |
| 3 | 0.7101 | 9 | 0.1377 | 0.6693 | 0.790 |
| W/H | |||||
| 1 | 0.555 | 18 | 0.0388 | 0.4927 | 0.64568 |
| 2 | 0.5175 | 28 | 0.050 | 0.430 | 0.6338 |
| 3 | 0.550 | 9 | 0.500 | 0.4817 | 0.620 |
| Weight (g) | |||||
| 1 | 476.4 | 18 | 275.9 | 192.5 | 1350.0 |
| 2 | 411.1 | 28 | 246.3 | 8.0 | 1409.0 |
| 3 | 376.5 | 9 | 124.4 | 124.5 | 521.0 |
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