HydroBASINS lev08 watershed · #3080378670
Bassin de Буотама
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 : Aldanskiy rayon, Khangalasskiy (Ordzhonikidzkiy), Olekminskiy rayon
Sub-basin area
1 036,5km²
Upstream area
12 507,6km²
Discharge
34,99m³/s
Mean elev.
249m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Буотама2489 km²
- Bassin de Дарданг1017 km²
3 dept-equivalent regions (GADM L2)
- 1007.6 km²96.6% of basin
- 31.8 km²3.0% of basin
- 3.2 km²0.3% of basin
3 intersecting protected areas
Lena Pillars Nature Park
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
838.25 km² overlap
Kyrbykan
IUCN VIResource Reserve
29.19 km² overlap
Munduruchchu
IUCN VIResource Reserve
1.75 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
75 distinct species · 89 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 Буотама : 5 espèces reliées par 5 interactions GloBI sur 1 type (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
-9,7°C
Annual rain
307mm
Moisture idx (CMI)
-0,44
Runoff
36mm/an
PET
551mm
AET
278mm
Mean slope
4,4°
Water table
117cm
Forest
93%
Crops
0%
Urban
0%
Protected
72%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)