HydroBASINS lev08 watershed · #8080005000
Bassin · #8080005000
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
318,2km²
Upstream area
318,2km²
Discharge
1,27m³/s
Mean elev.
4m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 281.2 km²87.9% of basin
4 intersecting protected areas
Yukon Delta
IUCN IVNational Wildlife Refuge
74.94 km² overlap
Marine Protected Area
74.94 km² overlap
Marine Protected Area
0.82 km² overlap
Alaska Maritime
IUCN IVNational Wildlife Refuge
0.82 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
74 distinct species · 2 073 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 · #8080005000 : 17 espèces reliées par 47 interactions GloBI sur 2 types (connectance 17.0%, filtre Serrano α=0.2). 7 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°
-0,3°C
Annual rain
706mm
Moisture idx (CMI)
0,43
Runoff
361mm/an
PET
403mm
AET
362mm
Mean slope
0,2°
Water table
7cm
Forest
1%
Crops
0%
Urban
0%
Protected
92%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)