HydroBASINS lev08 watershed · #7080360520
Bassin de Rivière Ostaboningue
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 : Témiscamingue
Sub-basin area
1 416km²
Upstream area
1 416km²
Discharge
21,85m³/s
Mean elev.
323m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 1419.8 km²100.0% of basin
19 intersecting protected areas
08152R029 Biological Refuge
IUCN IVBiological refuge
1.90 km² overlap
08152R002 Biological Refuge
IUCN IVBiological refuge
1.81 km² overlap
08152R016 Biological Refuge
IUCN IVBiological refuge
1.79 km² overlap
08152R051 Biological Refuge
IUCN IVBiological refuge
1.78 km² overlap
08152R048 Biological Refuge
IUCN IVBiological refuge
1.77 km² overlap
08152R055 Biological Refuge
IUCN IVBiological refuge
1.71 km² overlap
08152R013 Biological Refuge
IUCN IVBiological refuge
1.49 km² overlap
08152R053 Biological Refuge
IUCN IVBiological refuge
1.49 km² overlap
08152R046 Biological Refuge
IUCN IVBiological refuge
1.39 km² overlap
10 more protected areassorted by overlap area
08152R041 Biological Refuge
IUCN IVBiological refuge
1.19 km² overlap
08152R008 Biological Refuge
IUCN IVBiological refuge
0.95 km² overlap
08152R056 Biological Refuge
IUCN IVBiological refuge
0.78 km² overlap
Old-growth forest
0.63 km² overlap
08152R033 Biological Refuge
IUCN IVBiological refuge
0.63 km² overlap
08152R011 Biological Refuge
IUCN IVBiological refuge
0.57 km² overlap
08152R201 Biological Refuge
IUCN IVBiological refuge
0.41 km² overlap
08152R042 Biological Refuge
IUCN IVBiological refuge
0.28 km² overlap
Lac Donney Old-Growth Forest
IUCN IIIOld-growth forest
0.22 km² overlap
08152R036 Biological Refuge
IUCN IVBiological refuge
0.19 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
193 distinct species · 1 067 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Rivière Ostaboningue : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 4 types (connectance 12.4%, 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°
2,4°C
Annual rain
940mm
Moisture idx (CMI)
0,19
Runoff
488mm/an
PET
757mm
AET
610mm
Mean slope
3,3°
Water table
80cm
Forest
91%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)