Ontologia

Ruisseau· 7 segments

L'Yoson

Crosses 1 administrative regions : Indre

ruisseau

Total length

28km

Max discharge

1,3m³/s

Max Strahler

2

Segments matched

7

River geography1 admin regions · 5 communes

Parent watershed

hybas-20805095201187 km²

1 administrative regions crossed (GADM L2)

  • Indre
    Centre-Val de Loire · France
    31.0 km
    in this dpt
5 communes (L5)

5 intersecting protected areas

  • Brenne

    IUCN V

    Regional Nature Park

  • La Brenne

    IUCN Not Reported

    Wetland of International Importance (Ramsar Site)

  • Brenne

    IUCN Not Reported

    Special Protection Area (Birds Directive)

  • Grande Brenne

    IUCN Not Reported

    Special Areas of Conservation (Habitats Directive)

  • brandes de bellebouche (les)

    IUCN IV

    Land acquired by a regional conservatory of natural areas

1 page = 1 named river (aggregation of 7 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

998 distinct species · 5 289 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 43 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'Yoson : 35 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 62 interactions GloBI sur 5 types (connectance 6.9%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
43
Interactions affichées
62
Connectance
0.069
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

28km

Max discharge

1,3m³/s

Max Strahler

2

Segments matched

7

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