Rivière· 7 segments
Płonka
Crosses 5 administrative regions : Bielsk, Płock, Płońsk, Sanok, Wysokie Mazowieckie
Total length
56km
Max discharge
27,1m³/s
Max Strahler
5
Segments matched
7
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
7 intersecting protected areas
Beskid Niski
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Wschodniobeskidzki Obszar Chronionego Krajobrazu
IUCN Not AssignedProtected Landscape Area
Nadwkrzański
IUCN Not AssignedProtected Landscape Area
Obszar Chronionego Krajobrazu Beskidu Niskiego
IUCN Not AssignedProtected Landscape Area
Krysko-Joniecki
IUCN Not AssignedProtected Landscape Area
Dorzecze Górnego Sanu
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Aleja Pachnicowa
IUCN Not ReportedSite of Community Importance (Habitats Directive)
1 page = 1 named river (aggregation of 7 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
687 distinct species · 7 668 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 34 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 Płonka : 25 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 75 interactions GloBI sur 4 types (connectance 13.4%, filtre Serrano α=0.2). 9 bulles taxonomiques (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
56km
Max discharge
27,1m³/s
Max Strahler
5
Segments matched
7
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.