HydroBASINS lev08 watershed · #3080008400
Bassin de Урасалах
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 2 administrative regions : Anabarskiy rayon, Bulunskiy rayon
Sub-basin area
2 407km²
Upstream area
2 407km²
Discharge
0,55m³/s
Mean elev.
27m
Administrative coverage
2 dept-equivalent regions (GADM L2)
- 2374.0 km²97.9% of basin
- 5.6 km²0.2% of basin
1 intersecting protected areas
Terpej-Tumus
IUCN VIResource Reserve
2393.64 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
128 distinct species · 203 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 Урасалах : 11 espèces reliées par 39 interactions GloBI sur 2 types (connectance 14.1%, filtre Serrano α=0.2). 13 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°
-14,5°C
Annual rain
187mm
Moisture idx (CMI)
-0,37
Runoff
110mm/an
PET
299mm
AET
184mm
Mean slope
4,3°
Water table
66cm
Forest
0%
Crops
0%
Urban
0%
Protected
98%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)