HydroBASINS lev08 watershed · #8080192460
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 2 administrative regions : Denali, Yukon-Koyukuk
Sub-basin area
2 192,1km²
Upstream area
6 842km²
Discharge
63,89m³/s
Mean elev.
765m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Yanert Fork1376 km²
- Bassin de Nenana River208 km²
2 dept-equivalent regions (GADM L2)
- 2147.8 km²97.4% of basin
- 58.3 km²2.6% of basin
2 intersecting protected areas
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 864 distinct species · 90 061 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 89 interactions GloBI sur 5 types (connectance 10.9%, filtre Serrano α=0.2). 12 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°
-4,8°C
Annual rain
373mm
Moisture idx (CMI)
-0,21
Runoff
287mm/an
PET
475mm
AET
318mm
Mean slope
12,5°
Water table
320cm
Forest
11%
Crops
0%
Urban
0%
Protected
20%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)