Table 4.
Wild bee abundance indices from the InVEST Pollination model for the four scenarios. Except where indicated, pollinator abundance results are for areas contained within and extending 5 km outwards from all modeled catchment boundaries. Drain. Mod. = drainage modernization; WQ = water quality.
Season | Spring | Summer | Fall | Total | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Scenario | Baseline | Drain. Mod. | WQ Wetland | Drain. Mod. & WQ Wetland | Baseline | Drain. Mod. | WQ Wetland | Drain. Mod. & WQ Wetland | Baseline | Drain. Mod. | WQ Wetland | Drain. Mod. & WQ Wetland | Baseline | Drain. Mod. | WQ Wetland | Drain. Mod. & WQ Wetland | |
Species/Genus | Apis mellifera | 1453 | 1452 | 1468 | 1467 | 6269 | 6268 | 6297 | 6296 | 593 | 592 | 599 | 598 | 8315 | 8313 | 8364 | 8362 |
Agapostemon virescens | 0 | 0 | 0 | 0 | 16514 | 16513 | 16579 | 16578 | 1383 | 1382 | 1397 | 1398 | 17898 | 17896 | 17977 | 17976 | |
Augochlorella aurata | 2304 | 2302 | 2339 | 2338 | 9315 | 9314 | 9356 | 9356 | 944 | 943 | 958 | 958 | 12562 | 12560 | 12653 | 12651 | |
Augochloropsis metallica | 0 | 0 | 0 | 0 | 16422 | 16421 | 16489 | 16488 | 1406 | 1406 | 1423 | 1422 | 17828 | 17827 | 17912 | 17910 | |
Bombus | 1433 | 1432 | 1448 | 1447 | 6293 | 6292 | 6319 | 6318 | 587 | 586 | 593 | 592 | 8312 | 8310 | 8359 | 8357 | |
Cera tin a dupla | 2032 | 2030 | 2060 | 2059 | 6752 | 6750 | 6780 | 6778 | 782 | 781 | 793 | 792 | 9565 | 9562 | 9632 | 9629 | |
Halictus | 2282 | 2281 | 2313 | 2312 | 9424 | 9424 | 9466 | 9466 | 933 | 933 | 945 | 945 | 12640 | 12637 | 12724 | 12722 | |
Hylaeus | 0 | 0 | 0 | 0 | 11420 | 11418 | 11437 | 11435 | 1041 | 1040 | 1049 | 1048 | 12461 | 12458 | 12486 | 12483 | |
Lasioglossum | 2300 | 2298 | 2333 | 2331 | 9380 | 9379 | 9422 | 9421 | 940 | 940 | 954 | 953 | 12620 | 12618 | 12708 | 12706 | |
Melissodes bimaculata | 0 | 0 | 0 | 0 | 16657 | 16656 | 16718 | 16717 | 1341 | 1341 | 1354 | 1353 | 17998 | 17996 | 18072 | 18070 | |
Totals Catchment + 5km Buffer | 11803 | 11796 | 11961 | 11953 | 108446 | 108435 | 108862 | 108852 | 9950 | 9945 | 10065 | 10061 | 130199 | 130176 | 130888 | 130866 | |
Totals Within Catchment | 343 | 336 | 488 | 480 | 4700 | 4691 | 4986 | 4978 | 340 | 335 | 444 | 439 | 5382 | 5362 | 5918 | 5897 |