Ontologia

Ruisseau· 5 segments

Le Chalaux

Crosses 2 administrative regions : Nièvre, Yonne

ruisseau

Total length

37km

Max discharge

1,3m³/s

Max Strahler

2

Segments matched

5

River geography2 admin regions · 7 communes

Parent watershed

hybas-20804830305208 km²

2 administrative regions crossed (GADM L2)

  • Nièvre
    Bourgogne-Franche-Comté · France
    26.5 km
    in this dpt
  • Yonne
    Bourgogne-Franche-Comté · France
    0.0 km
    in this dpt
7 communes (L5)

1 intersecting protected areas

  • Morvan

    IUCN V

    Regional Nature Park

1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 064 distinct species · 22 029 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Graphe en cours d’indexation

Calcul du tissu écologique de cette entité.

Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).

Hydrology (HydroRIVERS v10)

Total length

37km

Max discharge

1,3m³/s

Max Strahler

2

Segments matched

5

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