HydroBASINS lev08 watershed · #3080112560
Bassin de Чукочья
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 : Nizhnekolymskiy rayon
Sub-basin area
185,8km²
Upstream area
8 994,4km²
Discharge
29,67m³/s
Mean elev.
35m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Чукочья399 km²
- Bassin de Чукочья133 km²
1 dept-equivalent regions (GADM L2)
- 187.2 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
65 distinct species · 78 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 Чукочья : 14 espèces reliées par 18 interactions GloBI sur 1 type (connectance 13.2%, filtre Serrano α=0.2). 3 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°
-13,4°C
Annual rain
168mm
Moisture idx (CMI)
-0,54
Runoff
78mm/an
PET
363mm
AET
178mm
Mean slope
3,9°
Water table
65cm
Forest
40%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)