HydroBASINS lev08 watershed · #4080340260
Bassin de Чоң Чүй каналы
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 4 administrative regions across 2 countries : Alamüdün, Biškek, Kordayskiy, Sokuluk
Sub-basin area
1 156km²
Upstream area
19 668,1km²
Discharge
52,39m³/s
Mean elev.
784m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Қалғұтты678 km²
- Bassin de Чүй171 km²
4 dept-equivalent regions (GADM L2)
- 462.0 km²39.9% of basin
- 402.1 km²34.7% of basin
- 254.1 km²21.9% of basin
- BiškekBiškek · Kyrgyzstan39.8 km²3.4% of basin
1 intersecting protected areas
Ala-Archa Nature Park
IUCN IINational and natural park
0.63 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
905 distinct species · 17 680 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Чоң Чүй каналы : 27 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 78 interactions GloBI sur 4 types (connectance 12.4%, 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°
9,8°C
Annual rain
405mm
Moisture idx (CMI)
-0,61
Runoff
38mm/an
PET
1 052mm
AET
349mm
Mean slope
2,1°
Water table
168cm
Forest
0%
Crops
14%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)