HydroBASINS lev08 watershed · #8080261280
Bassin de Aniak 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 : Bethel
Sub-basin area
568,8km²
Upstream area
568,8km²
Discharge
4,73m³/s
Mean elev.
316m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 572.2 km²100.0% of basin
2 intersecting protected areas
Marine Protected Area
0.02 km² overlap
Yukon Delta
IUCN IVNational Wildlife Refuge
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 distinct species · 1 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
-3,0°C
Annual rain
503mm
Moisture idx (CMI)
0,10
Runoff
344mm/an
PET
452mm
AET
348mm
Mean slope
10,2°
Water table
296cm
Forest
0%
Crops
0%
Urban
0%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)