Ontologia

Rivière· 12 segments

Narewka

Crosses 3 administrative regions : Białystok, Hajnówka, Pruzhany

rivière

Total length

45km

Max discharge

11m³/s

Max Strahler

4

Segments matched

12

River geography3 admin regions · 0 communes

Parent watershed

hybas-2080353370643 km²

3 administrative regions crossed (GADM L2)

  • Hajnówka
    Podlaskie · Poland
    55.8 km
    in this dpt
  • Pruzhany
    Brest · Belarus
    7.9 km
    in this dpt
  • Białystok
    Podlaskie · Poland
    0.5 km
    in this dpt

12 intersecting protected areas

3 more protected areas

1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

586 distinct species · 2 814 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 40 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 Narewka : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 6 types (connectance 9.5%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
74
Connectance
0.095
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

45km

Max discharge

11,0m³/s

Max Strahler

4

Segments matched

12

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