Ontologia

Ruisseau

Rotkanal

Crosses 2 administrative regions : Aarwangen, Willisau

ruisseau

Total length

2km

Max discharge

0,1m³/s

Max Strahler

1

Segments matched

1

River geography2 admin regions · 0 communes

Parent watershed

hybas-2080499980558 km²

2 administrative regions crossed (GADM L2)

  • Willisau
    Lucerne · Switzerland
    1.2 km
    in this dpt
  • Aarwangen
    Bern · Switzerland
    0.5 km
    in this dpt

4 intersecting protected areas

  • Oberaargau

    IUCN Not Reported

    Emerald Network

  • Oberaargau

    IUCN Not Assigned

    Emerald Sites

  • Ziegelei Roggwil

    IUCN IV

    Federal Inventory of Amphibian Spawning Areas of National Importance

  • Lehmgrube Berghof

    IUCN IV

    Federal Inventory of Amphibian Spawning Areas of National Importance

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

Species present

2 444 distinct species · 12 083 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 Rotkanal : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 90 interactions GloBI sur 6 types (connectance 11.5%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
40
Interactions affichées
90
Connectance
0.115
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

2km

Max discharge

0,1m³/s

Max Strahler

1

Segments matched

1

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