Ontologia

Rivière· 15 segments

Väike Emajõgi

Crosses 9 administrative regions : Helme, Hummuli, Karula, Puhajarve, Puka +4

rivière

Total length

86km

Max discharge

11,2m³/s

Max Strahler

4

Segments matched

15

River geography9 admin regions · 0 communes

Parent watershed

hybas-2080265160831 km²

9 administrative regions crossed (GADM L2)

  • Tõlliste
    Valga · Estonia
    33.1 km
    in this dpt
  • Sangaste
    Valga · Estonia
    10.9 km
    in this dpt
  • Puhajarve
    Valga · Estonia
    7.8 km
    in this dpt
  • Puka
    Valga · Estonia
    7.5 km
    in this dpt
  • Hummuli
    Valga · Estonia
    4.5 km
    in this dpt
  • Õru
    Valga · Estonia
    2.8 km
    in this dpt
  • Põdrala
    Valga · Estonia
    2.8 km
    in this dpt
  • Helme
    Valga · Estonia
    2.2 km
    in this dpt
  • Karula
    Valga · Estonia
    2.1 km
    in this dpt

30 intersecting protected areas

21 more protected areas

1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

280 distinct species · 771 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 Väike Emajõgi : 30 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 55 interactions GloBI sur 5 types (connectance 7.4%, filtre Serrano α=0.2). 9 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

86km

Max discharge

11,2m³/s

Max Strahler

4

Segments matched

15

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