HydroBASINS lev08 watershed · #8080020100
Bassin · #8080020100
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 West
Sub-basin area
192,2km²
Upstream area
192,7km²
Discharge
12,81m³/s
Mean elev.
313m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 169.1 km²87.7% of basin
3 intersecting protected areas
Marine Protected Area
165.25 km² overlap
Alaska Maritime
IUCN IVNational Wildlife Refuge
165.25 km² overlap
National Monument
161.69 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
147 distinct species · 1 512 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 · #8080020100 : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 2 types (connectance 11.2%, filtre Serrano α=0.2). 6 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°
3,4°C
Annual rain
1 486mm
Moisture idx (CMI)
0,74
Runoff
2 151mm/an
PET
392mm
AET
391mm
Mean slope
15,9°
Water table
365cm
Forest
0%
Crops
0%
Urban
0%
Protected
87%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)