HydroBASINS lev08 watershed · #7080323610
Bassin de Little Indian Sioux 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 2 administrative regions across 2 countries : Rainy River, Saint Louis
Sub-basin area
876,4km²
Upstream area
13 782,4km²
Discharge
125,68m³/s
Mean elev.
402m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Tuck River1247 km²
- Bassin de Maligne River168 km²
2 dept-equivalent regions (GADM L2)
- 681.3 km²77.5% of basin
- 197.7 km²22.5% of basin
3 intersecting protected areas
Boundary Waters Canoe Area
IUCN IbWilderness
561.79 km² overlap
Provincial Park
3.18 km² overlap
Lac La Croix Wilderness Area
IUCN IIIWilderness Area
0.11 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
903 distinct species · 4 602 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 50 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 Indian Sioux River : 38 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 112 interactions GloBI sur 4 types (connectance 9.1%, filtre Serrano α=0.2). 12 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°
2,5°C
Annual rain
701mm
Moisture idx (CMI)
-0,12
Runoff
291mm/an
PET
796mm
AET
590mm
Mean slope
2,6°
Water table
55cm
Forest
72%
Crops
0%
Urban
0%
Protected
58%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)