Ontologia

Ruisseau· 13 segments

L'Authre

Crosses 1 administrative regions : Cantal

ruisseau

Total length

43km

Max discharge

10,5m³/s

Max Strahler

3

Segments matched

13

River geography1 admin regions · 17 communes

Parent watershed

hybas-20805540501108 km²

1 administrative regions crossed (GADM L2)

  • Cantal
    Auvergne-Rhône-Alpes · France
    44.8 km
    in this dpt
17 communes (L5)

1 intersecting protected areas

1 page = 1 named river (aggregation of 13 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

868 distinct species · 8 689 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 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 L'Authre : 26 espèces reliées par 97 interactions GloBI sur 5 types (connectance 15.4%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
97
Connectance
0.154
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

43km

Max discharge

10,5m³/s

Max Strahler

3

Segments matched

13

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