Ontologia

Rivière· 96 segments

Заходняя Дзвіна

Crosses 9 administrative regions : Braslaw, Byeshankovichy, Kraslava, Myory, Polatsak +4

rivière

Total length

329km

Max discharge

436,2m³/s

Max Strahler

6

Segments matched

96

River geography9 admin regions · 0 communes

Parent watershed

hybas-20803055401230 km²

9 administrative regions crossed (GADM L2)

  • Shumilina
    Vitebsk · Belarus
    126.2 km
    in this dpt
  • Vitebsk
    Vitebsk · Belarus
    114.3 km
    in this dpt
  • Vyerkhnyazdvinsk
    Vitebsk · Belarus
    72.1 km
    in this dpt
  • Polatsak
    Vitebsk · Belarus
    64.9 km
    in this dpt
  • Byeshankovichy
    Vitebsk · Belarus
    17.3 km
    in this dpt
  • Myory
    Vitebsk · Belarus
    12.2 km
    in this dpt
  • Ushat
    Vitebsk · Belarus
    4.3 km
    in this dpt
  • Kraslava
    Latgale · Latvia
    3.1 km
    in this dpt
  • Braslaw
    Vitebsk · Belarus
    0.6 km
    in this dpt

5 intersecting protected areas

  • Augšdaugava

    IUCN V

    Protected Landscape Area

  • Augšdaugava

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Augšdaugava

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • Velizhskij

    IUCN IV

    State Natural Zakaznik

  • Sosno

    IUCN IV

    Nature Sanctuary or Partial Reserve

1 page = 1 named river (aggregation of 96 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

37 distinct species · 41 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 20 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 Заходняя Дзвіна : 19 espèces reliées par 16 interactions GloBI sur 2 types (connectance 8.4%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
20
Interactions affichées
16
Connectance
0.084
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

329km

Max discharge

436,2m³/s

Max Strahler

6

Segments matched

96

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