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Species dominance index in the four survey areas on Penang Island.
| Survey Areas | Ymax | Yt | D |
|---|---|---|---|
| Pantai Jerjak | 13275 | 14828 | 0.90 |
| Bayan Lepas | 20250 | 21306 | 0.95 |
| Batu Maung | 14468 | 16045 | 0.90 |
| Balik Pulau | 23880 | 24196 | 0.99 |
| Combined | 71873 | 76375 | 0.94 |
Notes: Ymax = the number of immatures of the most common species (Ae. albopictus) in each survey areas, Yt = the total number of immatures of all species in the areas.
