Ontologia

Ruisseau

وادي الطرفة

Crosses 5 administrative regions : Douera, Draria, El Achour, Khraicia, Saoula

ruisseau

Total length

2km

Max discharge

0,1m³/s

Max Strahler

1

Segments matched

1

River geography5 admin regions · 0 communes

Parent watershed

hybas-10800307001098 km²

5 administrative regions crossed (GADM L2)

  • Draria
    Alger · Algeria
    2.0 km
    in this dpt
  • Douera
    Alger · Algeria
    0.8 km
    in this dpt
  • Saoula
    Alger · Algeria
    0.0 km
    in this dpt
  • El Achour
    Alger · Algeria
    0.0 km
    in this dpt
  • Khraicia
    Alger · Algeria
    0.0 km
    in this dpt

1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.

Species present

465 distinct species · 1 511 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 45 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de وادي الطرفة : 36 espèces reliées par 87 interactions GloBI sur 5 types (connectance 8.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
46
Interactions affichées
87
Connectance
0.084
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

2km

Max discharge

0,1m³/s

Max Strahler

1

Segments matched

1

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.