HydroBASINS lev08 watershed · #2080009240
Bassin de Alibey Deresi
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 13 administrative regions : Arnavutkoy, Basaksehir, Bayrampaşa, Beyoğlu, Beşiktaş +8
Sub-basin area
368,9km²
Upstream area
369,1km²
Discharge
6,14m³/s
Mean elev.
100m
Administrative coverage
13 dept-equivalent regions (GADM L2)
- 152.1 km²41.2% of basin
- 106.7 km²28.9% of basin
- 29.7 km²8.0% of basin
- 26.9 km²7.3% of basin
- 19.0 km²5.1% of basin
- 14.6 km²4.0% of basin
- 8.4 km²2.3% of basin
- 3.0 km²0.8% of basin
5 moreFull L2 list
- Beyoğlu2.6 km² · 0.7%
- Fatih2.2 km² · 0.6%
- Esenler1.2 km² · 0.3%
- Bayrampaşa0.9 km² · 0.2%
- Basaksehir0.7 km² · 0.2%
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 378 distinct species · 28 974 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 Alibey Deresi : 28 espèces reliées par 66 interactions GloBI sur 4 types (connectance 9.9%, 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°
13,6°C
Annual rain
792mm
Moisture idx (CMI)
-0,12
Runoff
461mm/an
PET
897mm
AET
568mm
Mean slope
5,4°
Water table
257cm
Forest
40%
Crops
14%
Urban
57%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)