HydroBASINS lev08 watershed · #7080425810
Bassin de Isabelle 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 2 administrative regions : Goodhue, Pierce
Sub-basin area
262,6km²
Upstream area
121 201,5km²
Discharge
668,97m³/s
Mean elev.
281m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Cannon River3794 km²
- Bassin de Mississippi River18 km²
2 dept-equivalent regions (GADM L2)
- Pierce181.1 km²68.8% of basin
- 82.1 km²31.2% of basin
9 intersecting protected areas
Pierce Co Islands
IUCN VWildlife Area
4.20 km² overlap
Perched Valley
IUCN VState Wildlife Management Area
1.38 km² overlap
Statewide Habitat Areas
IUCN VHabitat Area
0.30 km² overlap
Statewide
IUCN VWildlife Habitat
0.10 km² overlap
Wildlife Area
0.08 km² overlap
Aquatic Management Area
0.07 km² overlap
Billings Tomfohr
IUCN VConservation Area
0.06 km² overlap
Espen Island
IUCN VState Wildlife Management Area
0.05 km² overlap
Stream Bank Easement Program
IUCN Not AssignedEasement
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 784 distinct species · 87 253 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 Isabelle Creek : 33 espèces reliées par 67 interactions GloBI sur 4 types (connectance 8.2%, 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°
6,9°C
Annual rain
796mm
Moisture idx (CMI)
-0,16
Runoff
259mm/an
PET
945mm
AET
674mm
Mean slope
3,6°
Water table
198cm
Forest
12%
Crops
47%
Urban
3%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)