HydroBASINS lev08 watershed · #3080299520
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 3 administrative regions : Kobyayskiy rayon, Namskiy rayon, Ust'-Aldanskiy rayon
Sub-basin area
2 210,4km²
Upstream area
713 549,3km²
Discharge
5 176,38m³/s
Mean elev.
113m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Кэлэ1423 km²
- Bassin de Алдан1034 km²
3 dept-equivalent regions (GADM L2)
- 1691.2 km²76.0% of basin
- 531.4 km²23.9% of basin
- 1.6 km²0.1% of basin
3 intersecting protected areas
Prialdanskij
IUCN VIResource Reserve
365.25 km² overlap
Taragana
IUCN VIResource Reserve
74.58 km² overlap
Beloozerskij
IUCN VIResource Reserve
16.84 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
113 distinct species · 126 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 Алдан : 23 espèces reliées par 35 interactions GloBI sur 4 types (connectance 10.0%, filtre Serrano α=0.2). 4 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°
-11,1°C
Annual rain
246mm
Moisture idx (CMI)
-0,56
Runoff
115mm/an
PET
552mm
AET
235mm
Mean slope
2,5°
Water table
61cm
Forest
81%
Crops
0%
Urban
0%
Protected
13%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)