HydroBASINS lev08 watershed · #7080226730
Bassin de Rivière Natashquan
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 : Division No. 10, Minganie--Basse-Côte-Nord
Sub-basin area
251,4km²
Upstream area
2 756km²
Discharge
59,5m³/s
Mean elev.
390m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #7080221980990 km²
- Bassin de Rivière Natashquan438 km²
2 dept-equivalent regions (GADM L2)
- Division No. 10248.4 km²98.4% of basin
- 4.0 km²1.6% of basin
2 intersecting protected areas
Proposed biodiversity reserve
5.70 km² overlap
Côte-Nord 1 Territorial reserve for protected area purposes
IUCN Not ReportedLand reserved for protected area
0.62 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
21 distinct species · 22 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 9 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 Natashquan : 8 espèces reliées par 7 interactions GloBI sur 2 types (connectance 19.4%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
-2,0°C
Annual rain
1 002mm
Moisture idx (CMI)
0,48
Runoff
689mm/an
PET
524mm
AET
489mm
Mean slope
3,8°
Water table
61cm
Forest
68%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)