Ontologia

Ruisseau· 5 segments

Le Branlin

Crosses 1 administrative regions : Yonne

ruisseau

Total length

46km

Max discharge

1,8m³/s

Max Strahler

3

Segments matched

5

River geography1 admin regions · 10 communes

Parent watershed

hybas-2080482930904 km²

1 administrative regions crossed (GADM L2)

  • Yonne
    Bourgogne-Franche-Comté · France
    32.1 km
    in this dpt
10 communes (L5)

9 intersecting protected areas

1 page = 1 named river (aggregation of 5 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

620 distinct species · 2 835 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 17 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 Branlin : 12 espèces + 5 bulles famille, 18 interactions GloBI documentées sur 1 type (connectance 13.2%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
17
Interactions affichées
18
Connectance
0.132
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

46km

Max discharge

1,8m³/s

Max Strahler

3

Segments matched

5

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