HydroBASINS lev08 watershed · #2080698880
Bassin de قزل اوزن
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 : Hashtrud, Mahneshan, Mianeh, Zanjan
Sub-basin area
1 552,1km²
Upstream area
33 181,5km²
Discharge
135,09m³/s
Mean elev.
1 511m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de رودخانه سفیدرود -- قزل اوزن2573 km²
- Bassin de زنجان چای101 km²
4 dept-equivalent regions (GADM L2)
- 892.0 km²57.4% of basin
- 391.5 km²25.2% of basin
- 167.8 km²10.8% of basin
- 101.4 km²6.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
28 distinct species · 54 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 6 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 قزل اوزن : 6 espèces reliées par 4 interactions GloBI sur 1 type (connectance 26.7%, 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°
11,2°C
Annual rain
385mm
Moisture idx (CMI)
-0,68
Runoff
109mm/an
PET
1 189mm
AET
330mm
Mean slope
5,4°
Water table
451cm
Forest
0%
Crops
22%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)