Ontologia

Ruisseau· 2 segments

La Maulne

Crosses 3 administrative regions : Indre-et-Loire, Maine-et-Loire, Sarthe

ruisseau

Total length

24km

Max discharge

0,6m³/s

Max Strahler

2

Segments matched

2

River geography3 admin regions · 11 communes

Parent watershed

hybas-20804935102711 km²

3 administrative regions crossed (GADM L2)

11 communes (L5)

1 intersecting protected areas

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

881 distinct species · 9 120 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 26 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 Maulne : 19 espèces + 7 bulles famille, 47 interactions GloBI documentées sur 4 types (connectance 14.5%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
26
Interactions affichées
47
Connectance
0.145
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

24km

Max discharge

0,6m³/s

Max Strahler

2

Segments matched

2

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