HydroBASINS lev08 watershed · #3080023080
Bassin de Улахан-Юрях
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 : New Siberia Islands
Sub-basin area
1 752,2km²
Upstream area
1 752,2km²
Discharge
5,26m³/s
Mean elev.
20m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 1748.5 km²99.0% of basin
2 intersecting protected areas
Novosibirskie ostrova
IUCN IbState Natural Zakaznik
1766.44 km² overlap
Lena-Del`ta
IUCN VIResource Reserve
1765.74 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
56 distinct species · 198 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 14 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 Улахан-Юрях : 8 espèces reliées par 21 interactions GloBI sur 2 types (connectance 23.1%, filtre Serrano α=0.2). 6 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°
-15,6°C
Annual rain
101mm
Moisture idx (CMI)
-0,53
Runoff
111mm/an
PET
214mm
AET
130mm
Mean slope
5,1°
Water table
64cm
Forest
0%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)