Ontologia

Ruisseau

Izera

Crosses 4 administrative regions : Jablonec nad Nisou, Jelenia Góra, Liberec, Lwówek Śląski

ruisseau

Total length

13km

Max discharge

0,5m³/s

Max Strahler

1

Segments matched

1

River geography4 admin regions · 0 communes

Parent watershed

hybas-20804251602164 km²

4 administrative regions crossed (GADM L2)

  • Jablonec nad Nisou
    Liberecký · Czechia
    4.8 km
    in this dpt
  • Lwówek Śląski
    Dolnośląskie · Poland
    1.4 km
    in this dpt
  • Jelenia Góra
    Dolnośląskie · Poland
    1.4 km
    in this dpt
  • Liberec
    Liberecký · Czechia
    0.0 km
    in this dpt

14 intersecting protected areas

5 more protected areas

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

Species present

660 distinct species · 13 513 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 29 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 Izera : 22 espèces reliées par 65 interactions GloBI sur 6 types (connectance 14.0%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
65
Connectance
0.140
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

13km

Max discharge

0,5m³/s

Max Strahler

1

Segments matched

1

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