Ontologia

Rivière· 61 segments

Nậm Nơn

Crosses 3 administrative regions : Kỳ Sơn, Tương Dương, Xamtay

rivière

Total length

101km

Max discharge

131,5m³/s

Max Strahler

5

Segments matched

61

River geography3 admin regions · 0 communes

Parent watershed

hybas-4081054140851 km²

3 administrative regions crossed (GADM L2)

  • Tương Dương
    Nghệ An · Vietnam
    144.6 km
    in this dpt
  • Kỳ Sơn
    Nghệ An · Vietnam
    56.8 km
    in this dpt
  • Xamtay
    Houaphan · Laos
    0.2 km
    in this dpt

1 intersecting protected areas

1 page = 1 named river (aggregation of 61 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

0 distinct species · 0 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

101km

Max discharge

131,5m³/s

Max Strahler

5

Segments matched

61

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