HydroBASINS lev08 watershed · #7080353610
Bassin de Knife River
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 1 administrative regions : Dunn
Sub-basin area
291,7km²
Upstream area
1 284,3km²
Discharge
2,57m³/s
Mean elev.
673m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Knife River631 km²
- Bassin de Crooked Creek362 km²
1 dept-equivalent regions (GADM L2)
- 292.5 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
210 distinct species · 1 769 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Knife River : 20 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 110 interactions GloBI sur 4 types (connectance 20.8%, 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°
5,3°C
Annual rain
424mm
Moisture idx (CMI)
-0,54
Runoff
68mm/an
PET
920mm
AET
370mm
Mean slope
1,8°
Water table
230cm
Forest
0%
Crops
35%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)