Ontologia

Ruisseau· 2 segments

La Devèze

Crosses 1 administrative regions : Gironde

ruisseau

Total length

9km

Max discharge

1m³/s

Max Strahler

2

Segments matched

2

River geography1 admin regions · 5 communes

Parent watershed

hybas-20805541701179 km²

1 administrative regions crossed (GADM L2)

  • Gironde
    Nouvelle-Aquitaine · France
    12.9 km
    in this dpt
5 communes (L5)

1 intersecting protected areas

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

Species present

2 246 distinct species · 23 313 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 50 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 Devèze : 13 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 288 interactions GloBI sur 5 types (connectance 13.0%, filtre Serrano α=0.2). 54 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
67
Interactions affichées
288
Connectance
0.130
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)

Total length

9km

Max discharge

1,0m³/s

Max Strahler

2

Segments matched

2

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