HydroBASINS lev08 watershed · #7080095990
Bassin de Chilkat 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 : Haines
Sub-basin area
3,6km²
Upstream area
2 789,4km²
Discharge
111,08m³/s
Mean elev.
71m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Klehini River750 km²
- Bassin de Chilkat River143 km²
1 dept-equivalent regions (GADM L2)
- 3.6 km²100.0% of basin
1 intersecting protected areas
Preserve
0.67 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
173 distinct species · 951 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 52 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 Chilkat River : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 111 interactions GloBI sur 5 types (connectance 8.4%, 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°
3,7°C
Annual rain
1 279mm
Moisture idx (CMI)
0,56
Runoff
1 234mm/an
PET
561mm
AET
441mm
Mean slope
3,1°
Water table
97cm
Forest
0%
Crops
0%
Urban
0%
Protected
17%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)