HydroBASINS lev08 watershed · #8080249790
Bassin de Klawasi 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 : Valdez-Cordova
Sub-basin area
376,5km²
Upstream area
25 505,1km²
Discharge
337,35m³/s
Mean elev.
543m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Moose Creek1078 km²
- Bassin de Copper River632 km²
1 dept-equivalent regions (GADM L2)
- 378.8 km²100.0% of basin
2 intersecting protected areas
Kluane / Wrangell-St Elias / Glacier Bay / Tatshenshini-Alsek
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
63.47 km² overlap
Wrangell-St. Elias
IUCN VNational Preserve
14.72 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
197 distinct species · 1 448 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 43 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 Klawasi River : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 95 interactions GloBI sur 5 types (connectance 10.0%, filtre Serrano α=0.2). 20 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
332mm
Moisture idx (CMI)
-0,41
Runoff
372mm/an
PET
561mm
AET
293mm
Mean slope
3,0°
Water table
35cm
Forest
44%
Crops
0%
Urban
0%
Protected
10%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)