HydroBASINS lev08 watershed · #3080301960
Bassin de Куйдусун
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 : Oymyakonskiy rayon
Sub-basin area
2 693,1km²
Upstream area
14 646,7km²
Discharge
77,29m³/s
Mean elev.
958m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Куйдусун306 km²
- Bassin de Маннык-Юрях180 km²
1 dept-equivalent regions (GADM L2)
- 2709.8 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
110 distinct species · 138 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 Куйдусун : 30 espèces reliées par 51 interactions GloBI sur 5 types (connectance 7.3%, 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°
-16,9°C
Annual rain
267mm
Moisture idx (CMI)
-0,40
Runoff
124mm/an
PET
445mm
AET
249mm
Mean slope
8,4°
Water table
172cm
Forest
56%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)