Ontologia

Ruisseau

Erzbach

Crosses 3 administrative regions : Aarau, Gösgen, Olten

ruisseau

Total length

51km

Max discharge

0,3m³/s

Max Strahler

1

Segments matched

1

River geography3 admin regions · 0 communes

Parent watershed

hybas-2080497690120 km²

3 administrative regions crossed (GADM L2)

  • Gösgen
    Solothurn · Switzerland
    3.5 km
    in this dpt
  • Aarau
    Aargau · Switzerland
    0.0 km
    in this dpt
  • Olten
    Solothurn · Switzerland
    0.0 km
    in this dpt

13 intersecting protected areas

  • Egg-Königstein

    IUCN Not Assigned

    Forest Reserves

  • Buechwald Erlinsbach

    IUCN Not Assigned

    Forest Reserves

  • Wöschnau

    IUCN IV

    Federal Inventory of Alluvial Zones of National Importance

  • Egg

    IUCN IV

    Federal Inventory of Dry Grasslands and Pastures of National Importance

  • Schachen

    IUCN Not Assigned

    Forest Reserves

  • Grien

    IUCN Not Assigned

    Forest Reserves

  • Schachen

    IUCN Not Assigned

    Forest Reserves

  • Kugelfangschachen

    IUCN Not Assigned

    Forest Reserves

  • Staltenmatt

    IUCN IV

    Federal Inventory of Dry Grasslands and Pastures of National Importance

4 more protected areas

  • Schachen

    IUCN Not Assigned

    Forest Reserves

  • Gugen

    IUCN Not Assigned

    Private Nature Reserves

  • Egg

    IUCN IV

    Federal Inventory of Dry Grasslands and Pastures of National Importance

  • Egg

    IUCN Not Assigned

    Private Nature Reserves

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

Species present

4 094 distinct species · 93 929 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 21 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 Erzbach : 7 espèces reliées par 121 interactions GloBI sur 5 types (connectance 37.2%, filtre Serrano α=0.2). 19 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
121
Connectance
0.372
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

51km

Max discharge

0,3m³/s

Max Strahler

1

Segments matched

1

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