HydroBASINS lev08 watershed · #7080344040
Bassin de Ruisseau la Loche
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 : Pontiac, Témiscamingue, Vallée-de-l'Or
Sub-basin area
631,8km²
Upstream area
631,8km²
Discharge
9,22m³/s
Mean elev.
355m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
3 dept-equivalent regions (GADM L2)
- 519.1 km²81.9% of basin
- 79.1 km²12.5% of basin
- 35.3 km²5.6% of basin
9 intersecting protected areas
Proposed biodiversity reserve
51.83 km² overlap
Proposed aquatic reserve
14.87 km² overlap
Lac-la-Loche Old-Growth Forest
IUCN IIIOld-growth forest
3.42 km² overlap
Lac-McMillan Old-Growth Forest
IUCN IIIOld-growth forest
2.73 km² overlap
08351R039 Biological Refuge
IUCN IVBiological refuge
1.26 km² overlap
07352R022 Biological Refuge
IUCN IVBiological refuge
0.95 km² overlap
08351R045 Biological Refuge
IUCN IVBiological refuge
0.75 km² overlap
07352R023 Biological Refuge
IUCN IVBiological refuge
0.34 km² overlap
08351R044 Biological Refuge
IUCN IVBiological refuge
0.28 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
114 distinct species · 398 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 Ruisseau la Loche : 22 espèces reliées par 67 interactions GloBI sur 4 types (connectance 13.5%, 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°
1,8°C
Annual rain
953mm
Moisture idx (CMI)
0,24
Runoff
469mm/an
PET
723mm
AET
594mm
Mean slope
2,1°
Water table
49cm
Forest
85%
Crops
0%
Urban
0%
Protected
2%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)