HydroBASINS lev08 watershed · #7080227320
Bassin de Rivière Seignelay
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 : Sept-Rivières--Caniapiscau
Sub-basin area
72,7km²
Upstream area
2 104,6km²
Discharge
43,71m³/s
Mean elev.
498m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rivière Seignelay798 km²
- Bassin de Rivière Séchelles366 km²
1 dept-equivalent regions (GADM L2)
- 72.9 km²100.0% of basin
1 intersecting protected areas
Caribous-Forestiers-de-Manouane-Manicouagan Territorial reserve for protected area purposes
IUCN Not ReportedLand reserved for protected area
27.59 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-2,8°C
Annual rain
948mm
Moisture idx (CMI)
0,44
Runoff
634mm/an
PET
532mm
AET
497mm
Mean slope
3,3°
Water table
57cm
Forest
33%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)