HydroBASINS lev08 watershed · #7080454020
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 : Allamakee, Houston, La Crosse, Monroe, Vernon
Sub-basin area
1 239,3km²
Upstream area
169 162,8km²
Discharge
1 093,32m³/s
Mean elev.
315m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de la Crosse River1683 km²
- Bassin de Root River315 km²
5 dept-equivalent regions (GADM L2)
- Vernon890.8 km²71.7% of basin
- 200.9 km²16.2% of basin
- Houston100.1 km²8.1% of basin
- Monroe48.9 km²3.9% of basin
- AllamakeeIowa · United States1.1 km²0.1% of basin
16 intersecting protected areas
Wetland of International Importance (Ramsar Site)
104.15 km² overlap
Wildlife And Fish Refuge
31.83 km² overlap
Wildlife And Fish Refuge
21.25 km² overlap
Refuge
3.73 km² overlap
Refuge
2.17 km² overlap
Bad Axe Watershed
IUCN VWatershed
1.97 km² overlap
Refuge
0.47 km² overlap
Stream Bank Easement Program
IUCN Not AssignedEasement
0.46 km² overlap
Natural Area
0.40 km² overlap
7 more protected areassorted by overlap area
Easement
0.37 km² overlap
Statewide
IUCN VWildlife Habitat
0.23 km² overlap
Aquatic Management Area
0.09 km² overlap
Statewide Habitat Areas
IUCN VHabitat Area
0.06 km² overlap
Scattered Forest Lands
IUCN VForest
0.00 km² overlap
Natural Area
0.00 km² overlap
Rem-Coon Creek
IUCN Not AssignedConservation Easement
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 392 distinct species · 316 538 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 : 27 espèces reliées par 72 interactions GloBI sur 3 types (connectance 12.1%, filtre Serrano α=0.2). 8 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°
7,1°C
Annual rain
812mm
Moisture idx (CMI)
-0,12
Runoff
238mm/an
PET
923mm
AET
686mm
Mean slope
6,3°
Water table
271cm
Forest
56%
Crops
32%
Urban
1%
Protected
9%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)