Ontologia

Ruisseau· 2 segments

Wägitaler Aa

Crosses 2 administrative regions : March, See-Gaster

ruisseau

Total length

15km

Max discharge

4,2m³/s

Max Strahler

2

Segments matched

2

River geography2 admin regions · 0 communes

Parent watershed

hybas-20804954302407 km²

2 administrative regions crossed (GADM L2)

  • March
    Schwyz · Switzerland
    5.3 km
    in this dpt
  • See-Gaster
    Sankt Gallen · Switzerland
    0.4 km
    in this dpt

4 intersecting protected areas

  • Rinderweidhorn

    IUCN Not Assigned

    Forest Reserves

  • Salzläcki 1

    IUCN Not Assigned

    Forest Reserves

  • Nuoler Ried

    IUCN IV

    Federal Inventory of Fenlands of National Importance

  • Aahorn

    IUCN IV

    Federal Inventory of Alluvial Zones of National Importance

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 809 distinct species · 9 668 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 17 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 Wägitaler Aa : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 5 types (connectance 14.7%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
17
Interactions affichées
20
Connectance
0.147
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

15km

Max discharge

4,2m³/s

Max Strahler

2

Segments matched

2

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