HydroBASINS lev08 watershed · #2080217530
Bassin de Glomma
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 7 administrative regions : Hamar, Rendalen, Ringebu, Ringsaker, Stor-Elvdal +2
Sub-basin area
1 788,5km²
Upstream area
9 365,1km²
Discharge
153,66m³/s
Mean elev.
698m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Atna1749 km²
- Bassin de Glomma732 km²
7 dept-equivalent regions (GADM L2)
- 1367.7 km²76.0% of basin
- 188.9 km²10.5% of basin
- 171.6 km²9.5% of basin
- 33.0 km²1.8% of basin
- 25.5 km²1.4% of basin
- 6.4 km²0.4% of basin
- 5.9 km²0.3% of basin
30 intersecting protected areas
Hemmeldalen
IUCN IaNature Reserve
179.80 km² overlap
Kvannskardkletten
IUCN IaNature Reserve
43.62 km² overlap
Eldåa
IUCN IaNature Reserve
43.00 km² overlap
Imsdalen
IUCN Not ReportedEmerald Network
40.61 km² overlap
Imsdalen
IUCN IaNature Reserve
40.56 km² overlap
Gålaskarven
IUCN IaNature Reserve
11.64 km² overlap
Hanestadvola
IUCN IaNature Reserve
11.63 km² overlap
Tøråsen
IUCN IaNature Reserve
8.17 km² overlap
Gråkletten
IUCN IaNature Reserve
5.83 km² overlap
21 more protected areassorted by overlap area
Svartåsfjellet
IUCN IaNature Reserve
4.82 km² overlap
Hovdsjømyrene
IUCN IaNature Reserve
4.36 km² overlap
Viengskletten
IUCN IaNature Reserve
3.53 km² overlap
Rokkåa
IUCN IaNature Reserve
3.48 km² overlap
Atnoset
IUCN Not ReportedEmerald Network
2.28 km² overlap
Tronkberget
IUCN IaNature Reserve
1.96 km² overlap
Atnoset
IUCN IaNature Reserve
1.88 km² overlap
Sjøbekken
IUCN IaNature Reserve
1.70 km² overlap
Åsdalstjørna
IUCN IaNature Reserve
1.58 km² overlap
Trya
IUCN IaNature Reserve
0.90 km² overlap
Sæteråsskaret
IUCN IaNature Reserve
0.79 km² overlap
Månskjæra
IUCN IaNature Reserve
0.64 km² overlap
Veslhammarlia
IUCN IaNature Reserve
0.44 km² overlap
Ulvbergkletten
IUCN IaNature Reserve
0.30 km² overlap
Svendstuøyene
IUCN IaNature Reserve
0.29 km² overlap
Solfrittkroken
IUCN IaNature Reserve
0.26 km² overlap
Kvannbekken
IUCN IaNature Reserve
0.25 km² overlap
Kvannbekken
IUCN Not ReportedEmerald Network
0.25 km² overlap
Krokkletten
IUCN IaNature Reserve
0.15 km² overlap
Steinøya
IUCN IaNature Reserve
0.05 km² overlap
Viksætra
IUCN IaNature Reserve
0.03 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 808 distinct species · 41 108 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Glomma : 25 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 83 interactions GloBI sur 6 types (connectance 11.8%, filtre Serrano α=0.2). 13 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°
0,7°C
Annual rain
609mm
Moisture idx (CMI)
0,20
Runoff
504mm/an
PET
483mm
AET
404mm
Mean slope
7,8°
Water table
268cm
Forest
65%
Crops
0%
Urban
0%
Protected
14%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)