HydroBASINS lev08 watershed · #2081002960
Bassin de السايلة
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 15 administrative regions : Al Wahdah, As Sabain, Assafi'yah, At Tahrir, Ath'thaorah +10
Sub-basin area
302,4km²
Upstream area
959,6km²
Discharge
0,31m³/s
Mean elev.
2 393m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de السايلة423 km²
- Bassin de السايلة235 km²
15 dept-equivalent regions (GADM L2)
- 125.6 km²41.7% of basin
- 31.1 km²10.3% of basin
- 29.4 km²9.8% of basin
- 22.9 km²7.6% of basin
- 22.3 km²7.4% of basin
- 16.2 km²5.4% of basin
- 14.9 km²5.0% of basin
- 8.5 km²2.8% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
348 distinct species · 1 010 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 السايلة : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 43 interactions GloBI sur 4 types (connectance 6.1%, filtre Serrano α=0.2). 11 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°
15,4°C
Annual rain
276mm
Moisture idx (CMI)
-0,83
Runoff
14mm/an
PET
1 595mm
AET
233mm
Mean slope
6,7°
Water table
581cm
Forest
1%
Crops
21%
Urban
55%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)