Ontologia

Fleuve· 2 segments

La Berre de Serignan

Crosses 4 administrative regions : Ardèche, Drôme, Gard, Vaucluse

fleuve

Total length

9km

Max discharge

1 419m³/s

Max Strahler

7

Segments matched

2

River geography4 admin regions · 7 communes

Parent watershed

hybas-20805651901603 km²

4 administrative regions crossed (GADM L2)

  • Drôme
    Auvergne-Rhône-Alpes · France
    4.0 km
    in this dpt
  • Vaucluse
    Provence-Alpes-Côte d'Azur · France
    3.5 km
    in this dpt
  • Ardèche
    Auvergne-Rhône-Alpes · France
    2.3 km
    in this dpt
  • Gard
    Occitanie · France
    0.0 km
    in this dpt
7 communes (L5)

4 intersecting protected areas

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 273 distinct species · 9 551 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 37 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 La Berre de Serignan : 31 espèces + 6 bulles famille, 92 interactions GloBI documentées sur 5 types (connectance 13.8%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
37
Interactions affichées
92
Connectance
0.138
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

9km

Max discharge

1 419,0m³/s

Max Strahler

7

Segments matched

2

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