Ontologia

Rivière· 9 segments

Le Cérou

Crosses 3 administrative regions : Aveyron, Tarn, Tarn-et-Garonne

rivière

Total length

80km

Max discharge

38,9m³/s

Max Strahler

5

Segments matched

9

River geography3 admin regions · 29 communes

Parent watershed

hybas-2080568190496 km²

3 administrative regions crossed (GADM L2)

  • Tarn
    Occitanie · France
    52.5 km
    in this dpt
  • Tarn-et-Garonne
    Occitanie · France
    3.1 km
    in this dpt
  • Aveyron
    Occitanie · France
    0.6 km
    in this dpt
29 communes (L5)

3 intersecting protected areas

1 page = 1 named river (aggregation of 9 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

717 distinct species · 2 257 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 Le Cérou : 32 espèces + 6 bulles famille, 78 interactions GloBI documentées sur 5 types (connectance 11.1%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
38
Interactions affichées
78
Connectance
0.111
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

80km

Max discharge

38,9m³/s

Max Strahler

5

Segments matched

9

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