Annex F: Habitat Suitability Index Scores
Table F1. HSI Scores of waterbody suitability for GCN within the Site and 500 m Study Area
| Pond 1 (TN28) | Pond 2 (TN29) | Pond 3 (TN30) | |
|---|---|---|---|---|
SI No. | SI Description | SI Value | SI Value | SI Value |
1 | Geographic Location | 0.5 (marginal location) | 0.5 (marginal location) | 0.5 (marginal location) |
2 | Pond area | 0.3 | 0.4 | 0.10 |
3 | Pond permanence | 1.0 (rarely dries) | 1.0 (rarely dries) | 1.0 (rarely dries) |
4 | Water quality | 0.67 (Moderate) | 0.67 (Moderate) | 0.67 (Moderate) |
5 | Shade | 1 (20%) | 1 (30%) | 0.20 (100%) |
6 | Waterfowl effect | 1 (absent) | 1 (absent) | 1 (absent) |
7 | Fish presence | 0.67 (possible) | 0.67 (possible) | 1 (nil) |
8 | Pond density | 0.9 | 0.9 | 0.66 |
9 | Terrestrial habitat | 1 (Good) | 1 (Good) | 0.33 (poor) |
10 | Macrophyte cover | 0.51 (20%) | 1.0 (80%) | 0.31 (0%) |
| HSI Score | 0.71 | 0.78 | 0.46 |
Pond Suitability | Good | Good | Poor | |
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[1] Formerly Cratoneuron commutatum.