HydroBASINS lev08 watershed · #7080498900
Bassin de Big Slough Ditch
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 1 administrative regions : Whiteside
Sub-basin area
67,7km²
Upstream area
23 862,6km²
Discharge
202,98m³/s
Mean elev.
186m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Coon Creek349 km²
- Bassin de Rock River172 km²
1 dept-equivalent regions (GADM L2)
- 67.8 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
453 distinct species · 4 033 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Big Slough Ditch : 27 espèces reliées par 72 interactions GloBI sur 4 types (connectance 10.2%, 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°
9,4°C
Annual rain
913mm
Moisture idx (CMI)
-0,10
Runoff
280mm/an
PET
1 016mm
AET
770mm
Mean slope
0,3°
Water table
19cm
Forest
9%
Crops
85%
Urban
0%
Protected
5%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)