Table 5.
Rotated component matrix and correlation coefficients of the variables with significant components affecting fish species diversity in Hakaluki Haor.
| Rotated Component Matrixa | |||
|---|---|---|---|
| Component |
|||
| 1 | 2 | 3 | |
| Erratic rainfall | 0.680 | ||
| Heavy rainfall | -0.544 | ||
| Less rainfall | |||
| Temperature fluctuation | 0.561 | ||
| Drought | |||
| Flash flood | |||
| Flood | |||
| River erosion | |||
| Cyclone and hailstorm | |||
| Siltation in beel | 0.503 | ||
| Fish disease | |||
| Use of harmful gear | 0.702 | ||
| Use of trap gear | |||
| Use of hook gear | |||
| Construction of dam around beel | |||
| Application of urea to harvest fish | 0.673 | ||
| Drying beel every year | 0.531 | ||
| Absence of fish ranching | |||
| Construction of river barrage | |||
| Over fishing | 0.513 | ||
| Intensification of agriculture crops | |||
| Catching broodfish | |||
| Age of fishermen | 0.719 | ||
| Education of fishermen | -0.767 | ||
| Experiences in fishing | 0.695 | ||
Extraction Method: Principal Component Analysis.
Rotation Method: Varimax with Kaiser Normalization.
a
Rotation converged in 13 iterations.