HydroBASINS lev08 watershed · #2080685860
Bassin de Çatak Çayı
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 2 administrative regions : Bahçesaray, Çatak
Sub-basin area
315,6km²
Upstream area
2 022,1km²
Discharge
20,27m³/s
Mean elev.
2 420m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Çatak Çayı853 km²
- Bassin de Çatak Çayı265 km²
2 dept-equivalent regions (GADM L2)
- 283.6 km²89.8% of basin
- 32.2 km²10.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
156 distinct species · 298 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Çatak Çayı : 15 espèces reliées par 44 interactions GloBI sur 5 types (connectance 21.0%, filtre Serrano α=0.2). 6 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°
6,2°C
Annual rain
611mm
Moisture idx (CMI)
-0,29
Runoff
339mm/an
PET
869mm
AET
501mm
Mean slope
22,2°
Water table
851cm
Forest
0%
Crops
5%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)