Ruisseau· 2 segments
Illi oja
Crosses 3 administrative regions : Elva, Nõo, Rõngu
Total length
8km
Max discharge
0,9m³/s
Max Strahler
2
Segments matched
2
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- NõoTartu · Estonia1.9 kmin this dpt
- ElvaTartu · Estonia0.0 kmin this dpt
- RõnguTartu · Estonia0.0 kmin this dpt
13 intersecting protected areas
Elva
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Elva maastikukaitseala
IUCN Not AssignedProtected landscape (nature park)
Managed conservation zone of protected landscape
Elva MKA, Elva pv.
IUCN VLimited management zone of protected landscape
Elva-Peedu metsapark
IUCN VUnzoned protected area
VEP nr.103158
IUCN Not AssignedWoodland key habitat
Elva jõgi
IUCN Not AssignedSpawning area
VEP nr.209570
IUCN Not AssignedWoodland key habitat
VEP nr.209572
IUCN Not AssignedWoodland key habitat
4 more protected areassorted by area
VEP nr.209571
IUCN Not AssignedWoodland key habitat
Illi oja
IUCN Not AssignedSpawning area
VEP nr.207702
IUCN Not AssignedWoodland key habitat
VEP nr.L00102
IUCN Not AssignedWoodland key habitat
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 482 distinct species · 8 297 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 35 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 Illi oja : 22 espèces reliées par 61 interactions GloBI sur 7 types (connectance 9.7%, filtre Serrano α=0.2). 14 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
8km
Max discharge
0,9m³/s
Max Strahler
2
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.