Ontologia

Ruisseau· 21 segments

Kanagarayan Aru

Crosses 5 administrative regions : Karachchi, Kebithigollewa, Oddusuddan, Vavuniya, Vavuniya North

ruisseau

Total length

67km

Max discharge

5,4m³/s

Max Strahler

3

Segments matched

21

River geography5 admin regions · 0 communes

Parent watershed

hybas-4080049440773 km²

5 administrative regions crossed (GADM L2)

12 intersecting protected areas

3 more protected areas

1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

47 distinct species · 328 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 13 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Kanagarayan Aru : 12 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 10 interactions GloBI sur 3 types (connectance 12.8%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
13
Interactions affichées
10
Connectance
0.128
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

67km

Max discharge

5,4m³/s

Max Strahler

3

Segments matched

21

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