HydroBASINS lev08 watershed · #7080346040
Bassin de Yellowstone 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 3 administrative regions : Dawson, Richland, Wibaux
Sub-basin area
3 192,3km²
Upstream area
175 848km²
Discharge
453,66m³/s
Mean elev.
764m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Yellowstone River1844 km²
- Bassin de Glendive Creek771 km²
3 dept-equivalent regions (GADM L2)
- Dawson2495.3 km²77.9% of basin
- 458.4 km²14.3% of basin
- Richland247.4 km²7.7% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
531 distinct species · 3 780 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Yellowstone River : 23 espèces reliées par 123 interactions GloBI sur 4 types (connectance 15.8%, filtre Serrano α=0.2). 17 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°
6,0°C
Annual rain
358mm
Moisture idx (CMI)
-0,64
Runoff
41mm/an
PET
985mm
AET
313mm
Mean slope
2,4°
Water table
386cm
Forest
0%
Crops
31%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)