Table 1 Abundance of drosophilid species collected at each point of transect across the period of collection
Group | Species | Edge distance in meters | Total | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 20 | 40 | 60 | 80 | 100 | 120 | 140 | 160 | 180 | 200 | |||
melanogaster | D. simulans | 503 | 317 | 228 | 232 | 145 | 139 | 109 | 137 | 84 | 56 | 69 | 2.019 |
D. malerkotliana | 33 | 24 | 31 | 20 | 6 | 9 | 4 | 0 | 3 | 0 | 2 | 132 | |
willistoni | D. willistoni | 43 | 41 | 76 | 127 | 213 | 233 | 224 | 304 | 291 | 225 | 320 | 2.097 |
D. nebulosa | 28 | 11 | 8 | 12 | 11 | 11 | 7 | 11 | 9 | 19 | 16 | 143 | |
cardini | D. polymorpha | 48 | 29 | 36 | 26 | 37 | 8 | 12 | 26 | 39 | 26 | 29 | 316 |
guarani | D. ornatifrons | 0 | 7 | 12 | 1 | 7 | 3 | 5 | 7 | 10 | 7 | 15 | 74 |
tripunctata | D. mediopunctata | 0 | 7 | 29 | 0 | 0 | 0 | 1 | 9 | 4 | 2 | 3 | 55 |
D. mediostriata | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 1 | 2 | 9 | ||
annulimana | D. ararama | 7 | 4 | 2 | 5 | 0 | 4 | 3 | 2 | 6 | 3 | 8 | 44 |
immigrans | D. immigrans | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 2 | 5 |
saltans | D. sturtevanti | 74 | 67 | 57 | 74 | 70 | 78 | 67 | 105 | 84 | 89 | 101 | 866 |
D. prosaltans | 8 | 5 | 7 | 9 | 7 | 1 | 9 | 7 | 20 | 15 | 8 | 96 | |
D. austrosaltans | 3 | 1 | 11 | 4 | 7 | 6 | 6 | 3 | 5 | 46 | |||
repleta | D. mercatorum | 27 | 32 | 34 | 19 | 22 | 24 | 25 | 22 | 29 | 14 | 20 | 268 |
D. paranaensis | 21 | 50 | 38 | 19 | 17 | 14 | 16 | 18 | 12 | 19 | 27 | 251 | |
Others drosophilids | Z. indianus | 135 | 91 | 60 | 37 | 25 | 2 | 7 | 1 | 1 | 359 | ||
S. latifasciaeformis | 30 | 10 | 9 | 3 | 52 | ||||||||
Species richness | 12 | 14 | 15 | 15 | 12 | 14 | 15 | 13 | 15 | 14 | 15 | 6.832 | |