HydroBASINS lev08 watershed · #7080560770
Bassin de Little Blue 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 : Cass, Clay, Jackson, Ray
Sub-basin area
1 044km²
Upstream area
1 225 156,5km²
Discharge
1 993,05m³/s
Mean elev.
270m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Blue River729 km²
- Bassin de Missouri River74 km²
4 dept-equivalent regions (GADM L2)
- Jackson669.1 km²64.0% of basin
- Clay325.6 km²31.2% of basin
- Cass30.9 km²3.0% of basin
- 19.3 km²1.8% of basin
16 intersecting protected areas
William L Landahl Park
IUCN VReserve
5.48 km² overlap
Cooley Lake
IUCN VConservation Area
5.36 km² overlap
Burr Oak Woods
IUCN VConservation Area
4.19 km² overlap
Big Muddy National Fish And
IUCN IVWildlife Refuge
4.08 km² overlap
Reserve Program
1.64 km² overlap
Bridger (Jim) Urban
IUCN VConservation Area
1.30 km² overlap
Liberty Bend
IUCN VConservation Area
0.61 km² overlap
Walnut Woods
IUCN VConservation Area
0.27 km² overlap
Hidden Valley
IUCN IIIPark
0.19 km² overlap
7 more protected areassorted by overlap area
Rush Creek
IUCN VConservation Area
0.17 km² overlap
Maple Woods
IUCN IIIPreserve
0.16 km² overlap
Maple Woods
IUCN VNatural Area
0.16 km² overlap
Burr Oak Woods
IUCN VNatural Area
0.13 km² overlap
Reserve Program
0.06 km² overlap
Winterset
IUCN VNature Area
0.04 km² overlap
State Conservation Area or Park
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 849 distinct species · 711 738 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 Little Blue River : 24 espèces reliées par 74 interactions GloBI sur 3 types (connectance 13.2%, 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°
12,3°C
Annual rain
972mm
Moisture idx (CMI)
-0,14
Runoff
272mm/an
PET
1 125mm
AET
823mm
Mean slope
1,7°
Water table
140cm
Forest
7%
Crops
27%
Urban
36%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)