HydroBASINS lev08 watershed · #2080705740
Bassin de Seyhan
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 7 administrative regions : Aladağ, Karaisali, Kozan, Pozantı, Yüreğir +2
Sub-basin area
2 429,2km²
Upstream area
15 592,8km²
Discharge
97,08m³/s
Mean elev.
784m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Göksu167 km²
- Bassin de Zamantı51 km²
7 dept-equivalent regions (GADM L2)
- 1027.0 km²42.3% of basin
- 661.0 km²27.2% of basin
- 271.5 km²11.2% of basin
- 240.2 km²9.9% of basin
- 159.9 km²6.6% of basin
- 70.7 km²2.9% of basin
- 0.1 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
540 distinct species · 8 993 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 Seyhan : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 73 interactions GloBI sur 2 types (connectance 12.3%, 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°
14,9°C
Annual rain
705mm
Moisture idx (CMI)
-0,42
Runoff
273mm/an
PET
1 222mm
AET
592mm
Mean slope
11,8°
Water table
486cm
Forest
23%
Crops
22%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)