Rivière· 31 segments
Idamalayar
Crosses 4 administrative regions : Coimbatore, Ernakulam, Idukki, Thrissur
Total length
55km
Max discharge
47,8m³/s
Max Strahler
4
Segments matched
31
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
1 page = 1 named river (aggregation of 31 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
142 distinct species · 734 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Idamalayar : 17 espèces reliées par 13 interactions GloBI sur 3 types (connectance 7.6%, filtre Serrano α=0.2). 2 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
55km
Max discharge
47,8m³/s
Max Strahler
4
Segments matched
31
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.