HydroBASINS lev08 watershed · #2080243880
Bassin de Svartälven
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 5 administrative regions : Hällefors, Karlskoga, Lekeberg, Nora, Örebro
Sub-basin area
613,4km²
Upstream area
2 578,5km²
Discharge
30,84m³/s
Mean elev.
199m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Svartälven1448 km²
- Bassin de Sikforsån517 km²
5 dept-equivalent regions (GADM L2)
- 248.8 km²40.3% of basin
- 209.9 km²34.0% of basin
- 120.1 km²19.5% of basin
- 27.2 km²4.4% of basin
- 10.8 km²1.7% of basin
30 intersecting protected areas
Murstensdalen
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
5.28 km² overlap
Murstensdalen
IUCN Not ReportedSpecial Protection Area (Birds Directive)
5.28 km² overlap
Murstensdalen
IUCN IVNatura 2000 SPA
5.28 km² overlap
2000275 Murstensdalen
IUCN IVNature Reserve
5.28 km² overlap
Murstensdalen
IUCN IVNatura 2000 SCI
5.28 km² overlap
Natura 2000 SCI
5.11 km² overlap
Ängsmossetjärnarna-Gällsjöhöjden
IUCN Not ReportedSite of Community Importance (Habitats Directive)
5.11 km² overlap
2013526 Tjuråsen
IUCN IaNature Reserve
4.57 km² overlap
2042292 Sundsjömarken
IUCN IaNature Reserve
4.09 km² overlap
21 more protected areassorted by overlap area
2013524 Gällsjöhöjden
IUCN IaNature Reserve
2.91 km² overlap
Trangärdet
IUCN IaNatura 2000 SCI
2.32 km² overlap
Trangärdet
IUCN IaNatura 2000 SPA
2.32 km² overlap
2000200 Trangärdet
IUCN IaNature Reserve
2.32 km² overlap
Trangärdet
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
2.32 km² overlap
Trangärdet
IUCN Not ReportedSpecial Protection Area (Birds Directive)
2.32 km² overlap
SK 525-2018
IUCN IVNature conservation agreement
2.24 km² overlap
2014980 Ängsmossetjärnarna
IUCN IaNature Reserve
2.20 km² overlap
2005695 Dammsjöhöjden
IUCN IaNature Reserve
2.14 km² overlap
2005684 Ulvdrågen
IUCN IaNature Reserve
1.92 km² overlap
2013475 Angsjön
IUCN IaNature Reserve
1.87 km² overlap
Stora Stråsjön
IUCN Not AssignedAgreement between government agencies
1.80 km² overlap
2002998 Råmossen
IUCN IaNature Reserve
1.79 km² overlap
2005697 Fjärhanabergen
IUCN IaNature Reserve
1.29 km² overlap
2005683 Lampahöjd
IUCN IaNature Reserve
1.24 km² overlap
2005692 Flatlandsmossen
IUCN IaNature Reserve
1.17 km² overlap
2000242 Ugglehöjden
IUCN IaNature Reserve
0.70 km² overlap
2056607 Skärjenöarna
IUCN IaNature Reserve
0.69 km² overlap
Råmossen-Lomtjärnsmossen
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.62 km² overlap
Råmossen-Lomtjärnsmossen
IUCN IaNatura 2000 SCI
0.62 km² overlap
2013476 Trehörningen
IUCN IaNature Reserve
0.56 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 557 distinct species · 166 122 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Svartälven : 24 espèces reliées par 80 interactions GloBI sur 5 types (connectance 11.4%, filtre Serrano α=0.2). 14 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°
5,1°C
Annual rain
686mm
Moisture idx (CMI)
0,14
Runoff
320mm/an
PET
591mm
AET
457mm
Mean slope
2,8°
Water table
287cm
Forest
84%
Crops
0%
Urban
1%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)