HydroBASINS lev08 watershed · #2080144840
Bassin de Лая
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 : Usinskiy rayon
Sub-basin area
1 636,9km²
Upstream area
10 542,5km²
Discharge
149,73m³/s
Mean elev.
70m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Юръяха3111 km²
- Bassin de Лая724 km²
1 dept-equivalent regions (GADM L2)
- 1647.7 km²100.0% of basin
1 intersecting protected areas
Nebesanyur (Nebesa-Nyur)
IUCN IVState Natural Zakaznik
120.93 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
46 distinct species · 51 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Лая : 22 espèces reliées par 27 interactions GloBI sur 4 types (connectance 8.3%, 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°
-3,4°C
Annual rain
495mm
Moisture idx (CMI)
0,16
Runoff
454mm/an
PET
416mm
AET
328mm
Mean slope
5,1°
Water table
43cm
Forest
78%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)