HydroBASINS lev08 watershed · #7080363770
Bassin de Missouri 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 4 administrative regions : Burleigh, McLean, Morton, Oliver
Sub-basin area
1 684,9km²
Upstream area
475 390,3km²
Discharge
807,57m³/s
Mean elev.
596m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Missouri River2363 km²
- Bassin de McClusky Canal1678 km²
4 dept-equivalent regions (GADM L2)
- 865.7 km²51.2% of basin
- 569.7 km²33.7% of basin
- Morton230.2 km²13.6% of basin
- McLean23.8 km²1.4% of basin
7 intersecting protected areas
Reserve Program
18.29 km² overlap
Cross Ranch Fee
IUCN VPrivate Conservation Land
6.26 km² overlap
Reserve Program
4.79 km² overlap
Smith Grove
IUCN VGrove
0.94 km² overlap
Wilbur Boldt
IUCN VState Wildlife Management Area
0.64 km² overlap
Missouri River
IUCN VNatural Area
0.62 km² overlap
Square Butte
IUCN VState Wildlife Management Area
0.15 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 324 distinct species · 98 489 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Missouri River : 22 espèces reliées par 94 interactions GloBI sur 3 types (connectance 19.0%, filtre Serrano α=0.2). 10 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°
4,9°C
Annual rain
434mm
Moisture idx (CMI)
-0,53
Runoff
58mm/an
PET
915mm
AET
377mm
Mean slope
1,9°
Water table
228cm
Forest
7%
Crops
48%
Urban
2%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)