Ontologia

Rivière· 8 segments

Bolupe

Crosses 3 administrative regions : Aluksne, Balvi, Madona

rivière

Total length

65km

Max discharge

24,7m³/s

Max Strahler

4

Segments matched

8

River geography3 admin regions · 0 communes

Parent watershed

hybas-20802785301106 km²

3 administrative regions crossed (GADM L2)

  • Balvi
    Latgale · Latvia
    57.9 km
    in this dpt
  • Madona
    Vidzeme · Latvia
    1.1 km
    in this dpt
  • Aluksne
    Vidzeme · Latvia
    0.7 km
    in this dpt

9 intersecting protected areas

1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

8 distinct species · 14 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 5 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 Bolupe : 5 espèces reliées par 3 interactions GloBI sur 2 types (connectance 30.0%, filtre Serrano α=0.2).

Espèces affichées
5
Interactions affichées
3
Connectance
0.300
Patrimoniales
0
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

65km

Max discharge

24,7m³/s

Max Strahler

4

Segments matched

8

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