Ruisseau· 9 segments
Nanu Oya
Crosses 3 administrative regions : Nuwara Eliya, Udunuwara, Yatinuwara
Total length
27km
Max discharge
3m³/s
Max Strahler
2
Segments matched
9
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- Nuwara EliyaNuwara Eliya · Sri Lanka27.7 kmin this dpt
- YatinuwaraKandy · Sri Lanka3.4 kmin this dpt
- UdunuwaraKandy · Sri Lanka0.7 kmin this dpt
3 intersecting protected areas
Pedro Forest/Pidurutalagala
IUCN IaConservation Forest
Gregory Lake EPA
IUCN VEnvironmental Protection Area (EPA)
Galway's Land
IUCN IVSanctuary
1 page = 1 named river (aggregation of 9 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
151 distinct species · 452 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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).
Indicateurs du tissu écologique
Tissu écologique de Nanu Oya : 30 espèces dont 4 patrimoniales (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 4 types (connectance 6.4%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
27km
Max discharge
3,0m³/s
Max Strahler
2
Segments matched
9
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.