Ruisseau
Hatiku oja
Crosses 1 administrative regions : Vastse-Kuuste
Total length
18km
Max discharge
0,1m³/s
Max Strahler
1
Segments matched
1
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Vastse-KuustePõlva · Estonia3.1 kmin this dpt
14 intersecting protected areas
Ahja
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Ahja jõe ürgoru maastikukaitseala
IUCN Not AssignedProtected landscape (nature park)
Limited management zone of protected landscape
Wilderness conservation zone of protected landscape
Ahja jõgi
IUCN Not AssignedSpawning area
VEP nr.204140
IUCN Not AssignedWoodland key habitat
VEP nr.204141
IUCN Not AssignedWoodland key habitat
VEP nr.139032
IUCN Not AssignedWoodland key habitat
Kiidjärve mõisa park
IUCN VLimited management zone of protected landscape
5 more protected areassorted by area
VEP nr.139076
IUCN Not AssignedWoodland key habitat
VEP nr.204705
IUCN Not AssignedWoodland key habitat
VEP nr.204704
IUCN Not AssignedWoodland key habitat
VEP nr.204706
IUCN Not AssignedWoodland key habitat
VEP nr.209309
IUCN Not AssignedWoodland key habitat
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
1 311 distinct species · 4 904 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Hatiku oja : 26 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 3 types (connectance 10.0%, filtre Serrano α=0.2). 7 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
18km
Max discharge
0,1m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.