HydroBASINS lev08 watershed · #3080203630
Bassin de Ундюлюнг
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 : Zhiganskiy rayon
Sub-basin area
2 389,6km²
Upstream area
7 687km²
Discharge
38,73m³/s
Mean elev.
199m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Ундюлюнг968 km²
- Bassin de Ундюлюнг795 km²
1 dept-equivalent regions (GADM L2)
- 2405.7 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
381 distinct species · 408 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 27 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 Ундюлюнг : 19 espèces reliées par 34 interactions GloBI sur 1 type (connectance 9.7%, filtre Serrano α=0.2). 8 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°
-12,4°C
Annual rain
293mm
Moisture idx (CMI)
-0,33
Runoff
127mm/an
PET
440mm
AET
264mm
Mean slope
4,7°
Water table
88cm
Forest
55%
Crops
0%
Urban
0%
Protected
59%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)