Ontologia

Ruisseau· 14 segments

La Rère

Crosses 2 administrative regions : Cher, Loir-et-Cher

ruisseau

Total length

54km

Max discharge

3m³/s

Max Strahler

3

Segments matched

14

River geography2 admin regions · 11 communes

Parent watershed

hybas-20805011702271 km²

2 administrative regions crossed (GADM L2)

  • Loir-et-Cher
    Centre-Val de Loire · France
    37.1 km
    in this dpt
  • Cher
    Centre-Val de Loire · France
    25.5 km
    in this dpt
11 communes (L5)

1 intersecting protected areas

  • Sologne

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

1 page = 1 named river (aggregation of 14 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 018 distinct species · 18 598 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 18 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 La Rère : 18 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 1 bulle famille, 17 interactions GloBI documentées sur 2 types (connectance 9.9%, filtre Serrano α=0.2). Les 1 bulle regroupe des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
19
Interactions affichées
17
Connectance
0.099
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

54km

Max discharge

3,0m³/s

Max Strahler

3

Segments matched

14

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