Ontologia

Ruisseau· 25 segments

Drzewiczka

Crosses 4 administrative regions : Grójec, Końskie, Opoczno, Przysucha

ruisseau

Total length

99km

Max discharge

4,8m³/s

Max Strahler

3

Segments matched

25

River geography4 admin regions · 0 communes

Parent watershed

hybas-20803891001067 km²

4 administrative regions crossed (GADM L2)

  • Opoczno
    Łódzkie · Poland
    49.6 km
    in this dpt
  • Przysucha
    Mazowieckie · Poland
    23.7 km
    in this dpt
  • Końskie
    Świętokrzyskie · Poland
    12.1 km
    in this dpt
  • Grójec
    Mazowieckie · Poland
    4.7 km
    in this dpt

6 intersecting protected areas

1 page = 1 named river (aggregation of 25 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

95 distinct species · 426 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 Drzewiczka : 32 espèces reliées par 36 interactions GloBI sur 4 types (connectance 5.1%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
36
Connectance
0.051
Patrimoniales
0
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

99km

Max discharge

4,8m³/s

Max Strahler

3

Segments matched

25

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