HydroBASINS lev08 watershed · #3080013670
Bassin de Тнахывнытваям
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 : Olyutorskiy rayon
Sub-basin area
3 057,8km²
Upstream area
3 057,8km²
Discharge
1,59m³/s
Mean elev.
239m
Administrative coverage
1 dept-equivalent regions (GADM L2)
- 3022.8 km²98.3% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
610 distinct species · 2 130 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 24 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 Тнахывнытваям : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 2 types (connectance 13.5%, filtre Serrano α=0.2). 9 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°
-3,9°C
Annual rain
481mm
Moisture idx (CMI)
0,27
Runoff
413mm/an
PET
347mm
AET
290mm
Mean slope
16,0°
Water table
354cm
Forest
8%
Crops
0%
Urban
0%
Protected
80%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)