HydroBASINS lev08 watershed · #8080210890
Bassin de Nenana 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 : Denali
Sub-basin area
208,2km²
Upstream area
3 273,4km²
Discharge
34,84m³/s
Mean elev.
1 008m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Nenana River1930 km²
- Bassin de Jack River1136 km²
1 dept-equivalent regions (GADM L2)
- 209.5 km²100.0% of basin
2 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
594 distinct species · 9 557 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 de Nenana River : 21 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 112 interactions GloBI sur 5 types (connectance 15.1%, filtre Serrano α=0.2). 18 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°
-5,1°C
Annual rain
394mm
Moisture idx (CMI)
-0,10
Runoff
343mm/an
PET
441mm
AET
327mm
Mean slope
17,9°
Water table
448cm
Forest
0%
Crops
0%
Urban
0%
Protected
36%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)