HydroBASINS lev08 watershed · #2080201470
Bassin de Ljusnan
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 2 administrative regions : Härjedalen, Ljusdal
Sub-basin area
1 843,3km²
Upstream area
10 149,8km²
Discharge
95,94m³/s
Mean elev.
441m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Härjån1966 km²
- Bassin de Ljusnan99 km²
2 dept-equivalent regions (GADM L2)
- 1625.3 km²87.6% of basin
- 229.0 km²12.4% of basin
30 intersecting protected areas
Tröskflyet-Oxflöten
IUCN Not AssignedNatura 2000 SCI
38.65 km² overlap
Tröskflyet-Oxflöten
IUCN Not AssignedNatura 2000 SPA
38.65 km² overlap
Tröskflyet-Oxflöten
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
38.65 km² overlap
Tröskflyet-Oxflöten
IUCN Not ReportedSpecial Protection Area (Birds Directive)
38.65 km² overlap
2053561 Sälsjöhållan
IUCN IaNature Reserve
7.98 km² overlap
2000933 Hamra
IUCN IINational Park
4.78 km² overlap
2014613 Gryssjömyran
IUCN IaNature Reserve
2.35 km² overlap
2060922 Himmelsflöten
IUCN IaNature Reserve
2.10 km² overlap
2043940 Storsvedberget
IUCN IaNature Reserve
1.86 km² overlap
21 more protected areassorted by overlap area
Himmelsflöten
IUCN Not ReportedSpecial Protection Area (Birds Directive)
1.85 km² overlap
Himmelsflöten
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.85 km² overlap
Himmelsflöten
IUCN IaNatura 2000 SCI
1.85 km² overlap
Himmelsflöten
IUCN IaNatura 2000 SPA
1.85 km² overlap
Svansjömyran med Hamra nationalpark
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.79 km² overlap
Svansjömyran med Hamra nationalpark
IUCN Not ReportedSpecial Protection Area (Birds Directive)
1.79 km² overlap
Natura 2000 SPA
1.79 km² overlap
Natura 2000 SCI
1.79 km² overlap
2014809 Näverheden
IUCN IaNature Reserve
1.38 km² overlap
Voxnan (Jämtlands län)
IUCN Not AssignedNatura 2000 SCI
1.25 km² overlap
Voxnan (Jämtlands län)
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.25 km² overlap
Voxnan
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.17 km² overlap
Voxnan
IUCN IIINatura 2000 SCI
1.17 km² overlap
Börningsberget
IUCN IaNatura 2000 SCI
1.02 km² overlap
2000296 Börningsberget
IUCN IaNature Reserve
1.02 km² overlap
Börningsberget
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.02 km² overlap
2052021 Knätten
IUCN Not AssignedNature Reserve
0.98 km² overlap
Högåsen
IUCN IaNatura 2000 SCI
0.95 km² overlap
Högåsen
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.95 km² overlap
2000925 Högåsen
IUCN IaNature Reserve
0.95 km² overlap
2047982 Gryssjöån
IUCN IaNature Reserve
0.83 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 238 distinct species · 140 230 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
Indicateurs du tissu écologique
Tissu écologique de Bassin de Ljusnan : 17 espèces reliées par 72 interactions GloBI sur 4 types (connectance 19.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
2,3°C
Annual rain
640mm
Moisture idx (CMI)
0,20
Runoff
268mm/an
PET
510mm
AET
423mm
Mean slope
5,1°
Water table
254cm
Forest
92%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)