Ruisseau· 3 segments
Rudnik
Crosses 4 administrative regions : Białystok, Hajnówka, Toruń, Toruń (City)
Total length
29km
Max discharge
0,2m³/s
Max Strahler
2
Segments matched
3
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
- BiałystokPodlaskie · Poland5.1 kmin this dpt
- ToruńKujawsko-Pomorskie · Poland4.2 kmin this dpt
- Toruń (City)Kujawsko-Pomorskie · Poland0.4 kmin this dpt
- HajnówkaPodlaskie · Poland0.0 kmin this dpt
7 intersecting protected areas
Puszcza Knyszyńska
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Doliny Drwęcy
IUCN Not AssignedProtected Landscape Area
Dolina Narwi
IUCN Not AssignedProtected Landscape Area
Ostoja w Dolinie Górnej Narwi
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Dolina Górnej Narwi
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Dolina Drwęcy
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Rzeka Drwęca
IUCN IVNature Reserve
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
24 distinct species · 28 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 14 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).
Indicateurs du tissu écologique
Tissu écologique de Rudnik : 13 espèces reliées par 11 interactions GloBI sur 1 type (connectance 12.1%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
29km
Max discharge
0,2m³/s
Max Strahler
2
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.