HydroBASINS lev08 watershed · #2080142620
Bassin de Storstomdalsåga
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 : Beiarn, Rana
Sub-basin area
230km²
Upstream area
230km²
Discharge
10,67m³/s
Mean elev.
881m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 231.2 km²99.9% of basin
- 0.3 km²0.1% of basin
2 intersecting protected areas
Saltfjellet-Svartisen
IUCN IINational Park
229.82 km² overlap
Emerald Network
229.82 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
283 distinct species · 1 134 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 Storstomdalsåga : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 5 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°
-0,3°C
Annual rain
1 255mm
Moisture idx (CMI)
0,72
Runoff
1 463mm/an
PET
344mm
AET
340mm
Mean slope
17,3°
Water table
508cm
Forest
18%
Crops
0%
Urban
0%
Protected
99%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)