HydroBASINS lev08 watershed · #1080088130
Bassin de Oued el Ham
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 : Ain El Hadjel, Ain Fekka, Sidi Ameur, Sidi Hadjeres
Sub-basin area
571,9km²
Upstream area
572km²
Discharge
0,6m³/s
Mean elev.
725m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
4 dept-equivalent regions (GADM L2)
- Sidi AmeurM'Sila · Algeria307.6 km²53.8% of basin
- Ain El HadjelM'Sila · Algeria165.2 km²28.9% of basin
- 95.9 km²16.8% of basin
- Sidi HadjeresM'Sila · Algeria3.2 km²0.6% of basin
1 intersecting protected areas
Atlas Saharien
IUCN Not ApplicableCultural Park
571.95 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
13 distinct species · 18 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 Oued el Ham : 5 espèces reliées par 5 interactions GloBI sur 4 types (connectance 33.3%, filtre Serrano α=0.2). 1 bulle taxonomique (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°
15,0°C
Annual rain
274mm
Moisture idx (CMI)
-0,78
Runoff
47mm/an
PET
1 226mm
AET
236mm
Mean slope
2,0°
Water table
451cm
Forest
0%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)