Rivière· 21 segments
Walawe Ganga
Crosses 6 administrative regions : Ambalanthota, Embilipitiya, Hambantota, Sevanagala, Sooriyawewa +1
Total length
59km
Max discharge
86,3m³/s
Max Strahler
5
Segments matched
21
River geography6 admin regions · 0 communes
6 administrative regions crossed (GADM L2)
- SevanagalaMoneragala · Sri Lanka26.9 kmin this dpt
- EmbilipitiyaRatnapura · Sri Lanka17.7 kmin this dpt
- SooriyawewaHambantota · Sri Lanka10.4 kmin this dpt
- AmbalanthotaHambantota · Sri Lanka5.8 kmin this dpt
- ThanamalvilaMoneragala · Sri Lanka2.2 kmin this dpt
- HambantotaHambantota · Sri Lanka0.0 kmin this dpt
2 intersecting protected areas
Uda Walawe
IUCN IINational Park
Godawaya
IUCN IVSanctuary
1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
105 distinct species · 174 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Walawe Ganga : 37 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 3 types (connectance 4.4%, filtre Serrano α=0.2). 3 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
59km
Max discharge
86,3m³/s
Max Strahler
5
Segments matched
21
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.