HydroBASINS lev08 watershed · #7080108050
Bassin de Tuya 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
198km²
Upstream area
3 603,6km²
Discharge
53,53m³/s
Mean elev.
773m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Tuya River791 km²
- Bassin de Little Tuya River577 km²
1 dept-equivalent regions (GADM L2)
- 199.0 km²100.0% of basin
1 intersecting protected areas
STIKINE RIVER PARK
IUCN IbA - Park
1.43 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
74 distinct species · 159 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 Tuya River : 27 espèces reliées par 49 interactions GloBI sur 4 types (connectance 9.3%, filtre Serrano α=0.2). 6 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°
-0,2°C
Annual rain
397mm
Moisture idx (CMI)
-0,35
Runoff
344mm/an
PET
619mm
AET
339mm
Mean slope
7,4°
Water table
184cm
Forest
45%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)