Table 2 Relative species abundance (%) of shade-intolerant species pre-fire or in unburned areas and in burned areas. “Difference” was calculated as the mean relative species abundance in burned areas minus mean relative abundance pre-fire or in unburned areas
Pre-fire/unburned (%) | Burned (%) | Difference (%) | |
|---|---|---|---|
Total | 59.0 ± 5.2 | 69.0 ± 4.3 | +10.0 |
Latitude | |||
40–49.9° | 59.9 ± 5.8 | 71.1 ± 4.6 | +11.2 |
50–59.9° | 55.4 ± 12.8 | 62.8 ± 16.0 | +7.4 |
>59.9° | No data | 61.0a | |
Biome | |||
Coniferous | 68.9 ± 4.7 | 73.5 ± 4.5 | +4.6 |
Broadleaf/mix | 36.4 ± 10.8 | 61.9 ± 9.8 | +25.5 |
Boreal | 56.3 ± 13.4 | 69.2 ± 9.7 | +12.9 |
Fire severity | |||
Low/moderate | 52.0a | 55.0 ± 25.5a | +3.0 |
High | 76.3 ± 6.5 | 77.3 ± 6.1 | +1.0 |
Mixed | 58.0 ± 7.7 | 65.4 ± 6.8 | +7.4 |
Management | |||
No pre-fire | 60.5 ± 6.0 | 65.0 ± 6.9 | +4.5 |
Yes pre-fire | 60.6 ± 18.8 | 58.4 ± 10.3 | −2.2 |
No post-fire | 72.8 ± 7.3 | 77.7 ± 4.6 | +4.9 |
Yes post-fire | 39.3 ± 8.5 | 53.6 ± 10.0 | +14.3 |