Ruisseau· 3 segments

Lambahanna oja

Crosses 5 administrative regions : Antsla, Sangaste, Sõmerpalu, Tõlliste, Urvaste

ruisseau

Total length

20km

Max discharge

0,8m³/s

Max Strahler

Segments matched

River geography5 admin regions · 0 communes

Parent watershed

hybas-2080265160831 km²

5 administrative regions crossed (GADM L2)

Antsla
Võru · Estonia
12.3 km
in this dpt
Urvaste
Võru · Estonia
6.9 km
in this dpt
Tõlliste
Valga · Estonia
0.5 km
in this dpt
Sõmerpalu
Võru · Estonia
0.2 km
in this dpt
Sangaste
Valga · Estonia
0.0 km
in this dpt

11 intersecting protected areas

Tagula
IUCN Not Reported
Special Areas of Conservation (Habitats Directive)
Antsla jõgi
IUCN Not Assigned
Spawning area
VEP nr.207802
IUCN Not Assigned
Woodland key habitat
VEP nr.208600
IUCN Not Assigned
Woodland key habitat
VEP nr.207803
IUCN Not Assigned
Woodland key habitat
VEP nr.211025
IUCN Not Assigned
Woodland key habitat
VEP nr.210722
IUCN Not Assigned
Woodland key habitat
VEP nr.204415
IUCN Not Assigned
Woodland key habitat
VEP nr.208523
IUCN Not Assigned
Woodland key habitat

2 more protected areassorted by area

VEP nr.211026
IUCN Not Assigned
Woodland key habitat
VEP nr.210718
IUCN Not Assigned
Woodland key habitat

1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

566 distinct species · 6 870 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 39 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Lambahanna oja : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 54 interactions GloBI sur 4 types (connectance 7.3%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.073

Patrimoniales

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)