HydroBASINS lev08 watershed · #7080512460
Bassin de Eliza Creek
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 3 administrative regions : Louisa, Mercer, Rock Island
Sub-basin area
205,2km²
Upstream area
291 308,7km²
Discharge
2 164,43m³/s
Mean elev.
192m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Mississippi River1078 km²
- Bassin de Iowa River983 km²
3 dept-equivalent regions (GADM L2)
- 190.7 km²92.8% of basin
- 11.2 km²5.4% of basin
- LouisaIowa · United States3.6 km²1.8% of basin
4 intersecting protected areas
Ms Rv Pools 11-22
IUCN VRecreation Area
2.41 km² overlap
Wildlife Management Area
1.19 km² overlap
Nussbaum Prairie
IUCN VNatural Area
0.05 km² overlap
Reserve Program
0.01 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
374 distinct species · 1 331 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Eliza Creek : 33 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 126 interactions GloBI sur 4 types (connectance 13.3%, 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°
10,1°C
Annual rain
894mm
Moisture idx (CMI)
-0,14
Runoff
261mm/an
PET
1 041mm
AET
756mm
Mean slope
0,8°
Water table
77cm
Forest
10%
Crops
67%
Urban
0%
Protected
3%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)