Rivière· 14 segments
Le Ninian
Crosses 2 administrative regions : Côtes-d'Armor, Morbihan
rivière
Total length
66km
Max discharge
13m³/s
Max Strahler
4
Segments matched
14
River geography2 admin regions · 19 communes
2 administrative regions crossed (GADM L2)
- MorbihanBretagne · France35.1 kmin this dpt
- Côtes-d'ArmorBretagne · France19.5 kmin this dpt
19 communes (L5)For countries with L5
- Laurenan7.95 km
- Taupont5.49 km
- Les Forges5.13 km
- La Trinité-Porhoët5.12 km
- Plumieux4.74 km
- Mohon4.44 km
- Saint-Malo-des-Trois-Fontaines3.49 km
- Guillac3.26 km
- Coëtlogon3.18 km
- Helléan3.05 km
- Ménéac2.82 km
- Plémet2.00 km
- Gomené1.61 km
- Ploërmel1.39 km
- La Grée-Saint-Laurent0.88 km
- Quily0.00 km
- Montertelot0.00 km
- La Croix-Helléan0.00 km
- Le Roc-Saint-André0.00 km
1 intersecting protected areas
Les Rochers de la Ville-Bouquet
IUCN Not ReportedGeotope Protection Order
1 page = 1 named river (aggregation of 14 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
237 distinct species · 475 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
66km
Max discharge
13,0m³/s
Max Strahler
4
Segments matched
14
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.