Natura 2000 SCI · swe
Ljusnan (Hede-Svegsjön)
- Area
- 19 km²
- IUCN cat.
- Not Assigned
- Year
- 2002
Overview
- Designation
- Natura 2000 SCI
- Established
- 2002
- Managing authority
- Not Reported
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
413 distinct species · 1 230 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Ljusnan (Hede-Svegsjön) : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 52 interactions GloBI sur 5 types (connectance 7.0%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology4 basins · 9 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
13,4km
Lake surface here
15,53km²
Basins crossed
4
Max stream order
4
Max drainage
5 408km²
Discharge in basins
2,2m³/s
Mean precip.
667mm/an
Mean T°
1,3°C
Moisture idx
0,29
Max snow
57%
Mean runoff
302mm/an
Mean elev. (basins)
621m
Watersheds crossing here
Lakes (9, top by area)
- Svegssjönarea63,6 km²avg depth3.7 m
- Vikarsjönarea6,3 km²avg depth14.3 m
- Ortenarea3,2 km²avg depth9.4 m
- Neder-Randsjönarea2,1 km²avg depth6.5 m
- Stavsjönarea1,4 km²avg depth7.4 m
- Lake #52197area1,2 km²avg depth5.3 m
- Över-Randsjönarea1,1 km²avg depth5.7 m
- Lac 1269260area0,4 km²avg depth4.4 m
- Lac 1267295area0,3 km²avg depth3.7 m
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- 62.27238, 13.82208
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.