Ontologia

Ruisseau· 8 segments

Piasecznica

Crosses 3 administrative regions : Ostrołęka, Tomaszów Mazowiecki, Łódzki Wschodni

ruisseau

Total length

47km

Max discharge

1,2m³/s

Max Strahler

3

Segments matched

8

River geography3 admin regions · 0 communes

Parent watershed

hybas-20803502102103 km²

3 administrative regions crossed (GADM L2)

  • Ostrołęka
    Mazowieckie · Poland
    37.6 km
    in this dpt
  • Tomaszów Mazowiecki
    Łódzkie · Poland
    23.8 km
    in this dpt
  • Łódzki Wschodni
    Łódzkie · Poland
    9.6 km
    in this dpt

6 intersecting protected areas

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

Species present

217 distinct species · 437 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 39 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 Piasecznica : 31 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 5 types (connectance 10.9%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
81
Connectance
0.109
Patrimoniales
2
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

47km

Max discharge

1,2m³/s

Max Strahler

3

Segments matched

8

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