Ruisseau
Jaaskaoja
Crosses 2 administrative regions : Sõmerpalu, Urvaste
Total length
9km
Max discharge
0,2m³/s
Max Strahler
1
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- SõmerpaluVõru · Estonia3.9 kmin this dpt
- UrvasteVõru · Estonia0.0 kmin this dpt
11 intersecting protected areas
Võhandu jõgi
IUCN Not AssignedSpawning area
Võhandu jõe
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Võhandu jõe hoiuala (Võru)
IUCN VILimited-conservation area
VEP nr.206451
IUCN Not AssignedWoodland key habitat
VEP nr.206140
IUCN Not AssignedWoodland key habitat
VEP nr.213105
IUCN Not AssignedWoodland key habitat
VEP nr.206429
IUCN Not AssignedWoodland key habitat
VEP nr.000240
IUCN Not AssignedWoodland key habitat
VEP nr.L01336
IUCN Not AssignedWoodland key habitat
2 more protected areassorted by area
VEP nr.000227
IUCN Not AssignedWoodland key habitat
VEP nr.L01335
IUCN Not AssignedWoodland key habitat
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 232 distinct species · 3 116 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 Jaaskaoja : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 6 types (connectance 8.6%, filtre Serrano α=0.2). 12 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
9km
Max discharge
0,2m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.