Ontologia

Ruisseau· 8 segments

Wrześnica

Crosses 4 administrative regions : Gniezno, Słupca, Września, Ząbkowice Śląskie

ruisseau

Total length

71km

Max discharge

1,2m³/s

Max Strahler

3

Segments matched

8

River geography4 admin regions · 0 communes

Parent watershed

hybas-2080374110632 km²

4 administrative regions crossed (GADM L2)

  • Września
    Wielkopolskie · Poland
    35.5 km
    in this dpt
  • Gniezno
    Wielkopolskie · Poland
    16.1 km
    in this dpt
  • Ząbkowice Śląskie
    Dolnośląskie · Poland
    5.0 km
    in this dpt
  • Słupca
    Wielkopolskie · Poland
    2.2 km
    in this dpt

5 intersecting protected areas

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

Species present

319 distinct species · 1 418 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 24 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 Wrześnica : 22 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 36 interactions GloBI sur 4 types (connectance 13.0%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
36
Connectance
0.130
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

71km

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.