HydroBASINS lev08 watershed · #4080426420
Bassin de Исфайрам-Сай
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 5 administrative regions : Farg'ona, Quva, Toshloq, Ulug'nor, Yozyovon
Sub-basin area
254,6km²
Upstream area
2 896,8km²
Discharge
11,19m³/s
Mean elev.
493m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Исфайрам-Сай1106 km²
- Bassin de Джал-Сай427 km²
5 dept-equivalent regions (GADM L2)
- YozyovonFarg'ona · Uzbekistan97.0 km²38.1% of basin
- Farg'onaFarg'ona · Uzbekistan61.1 km²24.0% of basin
- ToshloqFarg'ona · Uzbekistan54.7 km²21.5% of basin
- Ulug'norAndijon · Uzbekistan41.8 km²16.4% of basin
- QuvaFarg'ona · Uzbekistan0.3 km²0.1% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
29 distinct species · 51 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 18 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 Исфайрам-Сай : 18 espèces reliées par 14 interactions GloBI sur 4 types (connectance 9.2%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
14,0°C
Annual rain
217mm
Moisture idx (CMI)
-0,83
Runoff
11mm/an
PET
1 245mm
AET
188mm
Mean slope
0,4°
Water table
97cm
Forest
0%
Crops
47%
Urban
67%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)