Ontologia

Rivière· 34 segments

L'Arroux

Crosses 3 administrative regions : Allier, Côte-d'Or, Saône-et-Loire

rivière

Total length

140km

Max discharge

34,8m³/s

Max Strahler

4

Segments matched

34

River geography3 admin regions · 37 communes

Parent watershed

hybas-2080519790505 km²

3 administrative regions crossed (GADM L2)

  • Saône-et-Loire
    Bourgogne-Franche-Comté · France
    97.1 km
    in this dpt
  • Côte-d'Or
    Bourgogne-Franche-Comté · France
    13.7 km
    in this dpt
  • Allier
    Auvergne-Rhône-Alpes · France
    0.0 km
    in this dpt
37 communes (L5)

4 intersecting protected areas

1 page = 1 named river (aggregation of 34 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 271 distinct species · 15 694 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 36 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 L'Arroux : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 78 interactions GloBI sur 5 types (connectance 12.4%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
78
Connectance
0.124
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

140km

Max discharge

34,8m³/s

Max Strahler

4

Segments matched

34

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