HydroBASINS lev08 watershed · #7080623370
Bassin de Mississippi 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 5 administrative regions : Fulton, Lake, Mississippi, New Madrid, Obion
Sub-basin area
247,1km²
Upstream area
2 347 157,8km²
Discharge
14 774,11m³/s
Mean elev.
88m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
5 dept-equivalent regions (GADM L2)
- Fulton122.9 km²49.7% of basin
- 71.4 km²28.9% of basin
- Lake50.9 km²20.6% of basin
- 1.5 km²0.6% of basin
- 0.4 km²0.2% of basin
11 intersecting protected areas
Donaldson Point
IUCN VConservation Area
8.37 km² overlap
Conservation Easement
7.81 km² overlap
Donaldson Point
IUCN VNatural Area
6.35 km² overlap
Conservation Easement
1.66 km² overlap
Reserve Program
1.51 km² overlap
Reelfoot
IUCN IVNational Wildlife Refuge
0.84 km² overlap
Reserve Program
0.68 km² overlap
Black Bayou
IUCN VRefuge
0.37 km² overlap
Reserve Program
0.16 km² overlap
2 more protected areassorted by overlap area
Seven Island
IUCN VAccess
0.02 km² overlap
Reelfoot
IUCN VWildlife Management Area
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
653 distinct species · 75 605 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 Mississippi River : 23 espèces reliées par 65 interactions GloBI sur 3 types (connectance 13.1%, filtre Serrano α=0.2). 9 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°
14,5°C
Annual rain
1 261mm
Moisture idx (CMI)
0,03
Runoff
664mm/an
PET
1 219mm
AET
936mm
Mean slope
0,4°
Water table
27cm
Forest
22%
Crops
77%
Urban
0%
Protected
6%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)