HydroBASINS lev08 watershed · #8080296830
Bassin de Dease 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 1 administrative regions : Stikine
Sub-basin area
1 733km²
Upstream area
11 960,1km²
Discharge
170,48m³/s
Mean elev.
1 023m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rapid River2100 km²
- Bassin de Dease River197 km²
1 dept-equivalent regions (GADM L2)
- 1742.6 km²100.0% of basin
2 intersecting protected areas
NE'ĀH' CONSERVANCY
IUCN IbConservancy
499.00 km² overlap
A - Park
47.34 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
660 distinct species · 5 051 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Dease River : 32 espèces reliées par 102 interactions GloBI sur 5 types (connectance 9.0%, filtre Serrano α=0.2). 16 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°
-3,3°C
Annual rain
540mm
Moisture idx (CMI)
0,01
Runoff
361mm/an
PET
533mm
AET
379mm
Mean slope
9,4°
Water table
184cm
Forest
63%
Crops
0%
Urban
0%
Protected
31%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)