HydroBASINS lev08 watershed · #8080306880
Bassin · #8080306880
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 : Dillingham
Sub-basin area
24,2km²
Upstream area
32 385km²
Discharge
719,79m³/s
Mean elev.
5m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Portage Creek1363 km²
- Bassin de Little Muklung River290 km²
1 dept-equivalent regions (GADM L2)
- 13.7 km²56.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
109 distinct species · 207 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 · #8080306880 : 19 espèces reliées par 35 interactions GloBI sur 4 types (connectance 10.8%, 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°
0,8°C
Annual rain
599mm
Moisture idx (CMI)
0,22
Runoff
626mm/an
PET
466mm
AET
380mm
Mean slope
0,2°
Water table
17cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)