Ontologia

Ruisseau· 19 segments

Oued Chiffa

Crosses 13 administrative regions : Blida, Bouaarfa, Chaiba, Chiffa, Chrea +8

ruisseau

Total length

62km

Max discharge

2,4m³/s

Max Strahler

3

Segments matched

19

River geography13 admin regions · 0 communes

Parent watershed

hybas-10800306802039 km²

13 administrative regions crossed (GADM L2)

  • Ouezra
    Médéa · Algeria
    19.4 km
    in this dpt
  • Chiffa
    Blida · Algeria
    14.0 km
    in this dpt
  • Bouaarfa
    Blida · Algeria
    8.5 km
    in this dpt
  • El Hamdania
    Médéa · Algeria
    8.1 km
    in this dpt
  • Mouzaia
    Blida · Algeria
    8.1 km
    in this dpt
  • Tamezguida
    Médéa · Algeria
    5.4 km
    in this dpt
  • Medea
    Médéa · Algeria
    5.1 km
    in this dpt
  • Oued El Alleug
    Blida · Algeria
    3.5 km
    in this dpt
  • Blida
    Blida · Algeria
    2.0 km
    in this dpt
  • El Oumaria
    Médéa · Algeria
    0.0 km
    in this dpt
  • Chrea
    Blida · Algeria
    0.0 km
    in this dpt
  • Chaiba
    Tipaza · Algeria
    0.0 km
    in this dpt
  • Hattatba
    Tipaza · Algeria
    0.0 km
    in this dpt

2 intersecting protected areas

  • Chréa

    IUCN Not Applicable

    UNESCO-MAB Biosphere Reserve

  • Chréa

    IUCN II

    National Park

1 page = 1 named river (aggregation of 19 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

55 distinct species · 106 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 29 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 Oued Chiffa : 26 espèces reliées par 35 interactions GloBI sur 4 types (connectance 8.6%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
35
Connectance
0.086
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

62km

Max discharge

2,4m³/s

Max Strahler

3

Segments matched

19

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