Ontologia

Rivière· 14 segments

La Bar

Crosses 1 administrative regions : Ardennes

rivière

Total length

64km

Max discharge

78,5m³/s

Max Strahler

5

Segments matched

14

River geography1 admin regions · 25 communes

Parent watershed

hybas-20804326501489 km²

1 administrative regions crossed (GADM L2)

  • Ardennes
    Grand Est · France
    34.5 km
    in this dpt
25 communes (L5)

8 intersecting protected areas

1 page = 1 named river (aggregation of 14 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

523 distinct species · 2 330 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 31 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 Bar : 24 espèces reliées par 37 interactions GloBI sur 4 types (connectance 8.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
37
Connectance
0.080
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

64km

Max discharge

78,5m³/s

Max Strahler

5

Segments matched

14

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