HydroBASINS lev08 watershed · #3080462390
Bassin de Алдан
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 : Aldanskiy rayon
Sub-basin area
5,1km²
Upstream area
227 120,2km²
Discharge
2 605,79m³/s
Mean elev.
188m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Учур2371 km²
- Bassin de Алдан686 km²
1 dept-equivalent regions (GADM L2)
- 5.1 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
51 distinct species · 74 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 10 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 Алдан : 9 espèces reliées par 9 interactions GloBI sur 2 types (connectance 16.4%, filtre Serrano α=0.2). 2 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°
-8,1°C
Annual rain
386mm
Moisture idx (CMI)
-0,34
Runoff
277mm/an
PET
584mm
AET
337mm
Mean slope
0,7°
Water table
47cm
Forest
52%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)