HydroBASINS lev08 watershed · #1080136550
Bassin de Oued Nfiss ⴰⵙⵉⴼ ⵏⴼⵉⵙ وادي نفيس
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 1 administrative regions : Al Haouz
Sub-basin area
177,4km²
Upstream area
177,4km²
Discharge
0,2m³/s
Mean elev.
1 542m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
1 dept-equivalent regions (GADM L2)
- 177.2 km²100.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
240 distinct species · 488 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 39 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 Nfiss ⴰⵙⵉⴼ ⵏⴼⵉⵙ وادي نفيس : 28 espèces reliées par 107 interactions GloBI sur 5 types (connectance 14.4%, 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°
12,7°C
Annual rain
513mm
Moisture idx (CMI)
-0,60
Runoff
39mm/an
PET
1 331mm
AET
435mm
Mean slope
15,2°
Water table
807cm
Forest
5%
Crops
41%
Urban
5%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)