HydroBASINS lev08 watershed · #7080559490
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 : Chariton, Saline
Sub-basin area
163,4km²
Upstream area
1 256 951,6km²
Discharge
2 248,75m³/s
Mean elev.
216m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Chariton River6124 km²
- Bassin de Missouri River342 km²
2 dept-equivalent regions (GADM L2)
- Saline137.3 km²83.9% of basin
- 26.3 km²16.1% of basin
5 intersecting protected areas
Reserve Program
3.49 km² overlap
Reserve Program
2.24 km² overlap
Big Muddy National Fish And
IUCN IVWildlife Refuge
1.25 km² overlap
Reserve Program
0.16 km² overlap
Dalton Bottoms
IUCN VAccess
0.06 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
135 distinct species · 327 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 47 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 : 38 espèces reliées par 119 interactions GloBI sur 4 types (connectance 10.5%, 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°
11,9°C
Annual rain
994mm
Moisture idx (CMI)
-0,11
Runoff
269mm/an
PET
1 116mm
AET
839mm
Mean slope
1,2°
Water table
89cm
Forest
11%
Crops
79%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)