Ontologia

Ruisseau· 10 segments

Pichna

Crosses 4 administrative regions : Konin, Poddębice, Sieradz, Zduńska Wola

ruisseau

Total length

48km

Max discharge

1,6m³/s

Max Strahler

3

Segments matched

10

River geography4 admin regions · 0 communes

Parent watershed

hybas-20803742001766 km²

4 administrative regions crossed (GADM L2)

  • Zduńska Wola
    Łódzkie · Poland
    17.8 km
    in this dpt
  • Poddębice
    Łódzkie · Poland
    13.9 km
    in this dpt
  • Konin
    Wielkopolskie · Poland
    9.6 km
    in this dpt
  • Sieradz
    Łódzkie · Poland
    7.3 km
    in this dpt

7 intersecting protected areas

1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

70 distinct species · 78 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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 Pichna : 35 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 44 interactions GloBI sur 3 types (connectance 5.9%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
44
Connectance
0.059
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

48km

Max discharge

1,6m³/s

Max Strahler

3

Segments matched

10

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