Ontologia

Rivière· 26 segments

Jizera

Crosses 8 administrative regions : Jablonec nad Nisou, Jičín, Liberec, Mladá Boleslav, Mělník +3

rivière

Total length

156km

Max discharge

99,5m³/s

Max Strahler

5

Segments matched

26

River geography8 admin regions · 0 communes

Parent watershed

hybas-20804251602164 km²

8 administrative regions crossed (GADM L2)

30 intersecting protected areas

21 more protected areas

1 page = 1 named river (aggregation of 26 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

499 distinct species · 10 947 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 Jizera : 22 espèces reliées par 64 interactions GloBI sur 3 types (connectance 15.8%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
64
Connectance
0.158
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

156km

Max discharge

99,5m³/s

Max Strahler

5

Segments matched

26

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