HydroBASINS lev08 watershed · #8080019800
Bassin · #8080019800
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 : Aleutians East
Sub-basin area
191,7km²
Upstream area
192,1km²
Discharge
9,62m³/s
Mean elev.
120m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 162.1 km²84.2% of basin
5 intersecting protected areas
Alaska Maritime
IUCN IVNational Wildlife Refuge
43.74 km² overlap
Marine Protected Area
43.69 km² overlap
Marine Protected Area
7.08 km² overlap
Marine Protected Area
7.08 km² overlap
National Monument
0.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
121 distinct species · 269 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 · #8080019800 : 36 espèces reliées par 50 interactions GloBI sur 3 types (connectance 6.1%, filtre Serrano α=0.2). 5 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°
4,0°C
Annual rain
937mm
Moisture idx (CMI)
0,59
Runoff
1 613mm/an
PET
385mm
AET
376mm
Mean slope
11,6°
Water table
420cm
Forest
0%
Crops
0%
Urban
0%
Protected
89%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)