HydroBASINS lev08 watershed · #7080341180
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 2 administrative regions : Garfield, Phillips
Sub-basin area
296,8km²
Upstream area
132 955,9km²
Discharge
302,48m³/s
Mean elev.
786m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Missouri River554 km²
- Bassin de Missouri River22 km²
2 dept-equivalent regions (GADM L2)
- 209.5 km²70.4% of basin
- Phillips88.2 km²29.6% of basin
6 intersecting protected areas
Charles M. Russell
IUCN IVNational Wildlife Refuge
83.07 km² overlap
National Wildlife Refuge
42.60 km² overlap
National Wildlife Refuge
17.15 km² overlap
Ul Bend
IUCN IVNational Wildlife Refuge
6.79 km² overlap
Montana
IUCN VIState Trust Lands
5.64 km² overlap
Seven Blackfoot
IUCN IbWilderness Study Area
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
130 distinct species · 385 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 : 23 espèces reliées par 74 interactions GloBI sur 4 types (connectance 13.2%, filtre Serrano α=0.2). 11 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°
6,5°C
Annual rain
319mm
Moisture idx (CMI)
-0,69
Runoff
22mm/an
PET
1 022mm
AET
279mm
Mean slope
5,5°
Water table
591cm
Forest
13%
Crops
2%
Urban
0%
Protected
76%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)