Ontologia

Rivière

Ruisseau du Frayche

⚠ Partial coverage : only 1 named segment matched so far. The real rivière extends much further (Strahler order 6 indicates a major river). Cross-source ingest in progress — values below reflect only the matched segment.

Crosses 1 administrative regions : Gironde

rivière

Max discharge

455,5m³/s

Max Strahler

6

Segments matched

1

River geography1 admin regions · 3 communes

Parent watershed

hybas-2080020620551 km²

1 administrative regions crossed (GADM L2)

  • Gironde
    Nouvelle-Aquitaine · France
    0.7 km
    in this dpt
3 communes (L5)

3 intersecting protected areas

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

Species present

1 126 distinct species · 8 784 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Ruisseau du Frayche : 31 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 149 interactions GloBI sur 5 types (connectance 17.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
42
Interactions affichées
149
Connectance
0.173
Patrimoniales
1
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)

Matched len.

6,0km

Max discharge

455,5m³/s

Max Strahler

6

Segments matched

1

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