Ontologia

Ruisseau· 4 segments

Ura oja

Crosses 4 administrative regions : Karula, Rõuge, Tõlliste, Võru

ruisseau

Total length

36km

Max discharge

0,4m³/s

Max Strahler

2

Segments matched

4

River geography4 admin regions · 0 communes

Parent watershed

hybas-20802612401445 km²

4 administrative regions crossed (GADM L2)

  • Võru
    Võru · Estonia
    11.3 km
    in this dpt
  • Tõlliste
    Valga · Estonia
    3.7 km
    in this dpt
  • Rõuge
    Võru · Estonia
    0.6 km
    in this dpt
  • Karula
    Valga · Estonia
    0.0 km
    in this dpt

26 intersecting protected areas

17 more protected areas

1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

387 distinct species · 1 145 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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

Indicateurs du tissu écologique

Tissu écologique de Ura oja : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 4 types (connectance 7.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
55
Connectance
0.074
Patrimoniales
1
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)

Total length

36km

Max discharge

0,4m³/s

Max Strahler

2

Segments matched

4

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.