HydroBASINS lev08 watershed · #4080340060
Bassin de Сырдария
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 : Arysskiy, Otrarskiy, Turkestan, Zhanakorganskiy
Sub-basin area
1 935,5km²
Upstream area
225 589,7km²
Discharge
605,77m³/s
Mean elev.
197m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Арыс1143 km²
- Bassin de Сырдария461 km²
4 dept-equivalent regions (GADM L2)
- 1588.1 km²81.9% of basin
- 257.9 km²13.3% of basin
- ZhanakorganskiyQyzylorda · Kazakhstan81.5 km²4.2% of basin
- 11.5 km²0.6% of basin
3 intersecting protected areas
State Regional Nature Park
77.35 km² overlap
State Natural Protected Zone
19.29 km² overlap
Zakaznik
5.52 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
119 distinct species · 214 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Сырдария : 26 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 73 interactions GloBI sur 3 types (connectance 11.6%, filtre Serrano α=0.2). 10 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°
13,0°C
Annual rain
249mm
Moisture idx (CMI)
-0,80
Runoff
79mm/an
PET
1 257mm
AET
214mm
Mean slope
0,0°
Water table
18cm
Forest
0%
Crops
6%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)