Sample plots without/with gaps ≥100 m² from canopy edge to canopy edge that intersect with the interpretation area (50 × 50 m), classified according to the area of the largest gap into five classes. Reference: aerial photo interpretation
| Code | Text | NFI1 | NFI2 | NFI3 | NFI4 | NFI4b | NFI5 |
|---|---|---|---|---|---|---|---|
| -1 | n/a | x | x | x | x | ||
| 1 | no gap (<100 m2) | x | x | x | x | ||
| 2 | small gap 100-500 m2) | x | x | x | x | ||
| 3 | medium gap (500-1000 m2) | x | x | x | x | ||
| 4 | large gap (1000-5000 m2) | x | x | x | x | ||
| 5 | very large gap (>5000 m2) | x | x | x | x |
last calculated: 08.02.2025 12:40:44