HydroBASINS lev08 watershed · #8080141220
Bassin de Christian 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 : Yukon-Koyukuk
Sub-basin area
2 111,8km²
Upstream area
2 111,9km²
Discharge
4,92m³/s
Mean elev.
206m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 2126.5 km²100.0% of basin
3 intersecting protected areas
Yukon Flats
IUCN IVNational Wildlife Refuge
1893.94 km² overlap
Marine Protected Area
12.92 km² overlap
Arctic
IUCN IVNational Wildlife Refuge
8.94 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
71 distinct species · 149 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 21 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 Christian River : 17 espèces reliées par 24 interactions GloBI sur 5 types (connectance 10.4%, 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°
-7,4°C
Annual rain
172mm
Moisture idx (CMI)
-0,64
Runoff
74mm/an
PET
473mm
AET
179mm
Mean slope
2,5°
Water table
15cm
Forest
42%
Crops
0%
Urban
0%
Protected
89%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)