Ontologia

Ruisseau· 15 segments

Willis River

Crosses 3 administrative regions : Buckingham, Cumberland, Goochland

ruisseau

Total length

61km

Max discharge

9,5m³/s

Max Strahler

3

Segments matched

15

River geography3 admin regions · 0 communes

Parent watershed

hybas-7080596990718 km²

3 administrative regions crossed (GADM L2)

  • Cumberland
    Virginia · United States
    56.8 km
    in this dpt
  • Buckingham
    Virginia · United States
    18.0 km
    in this dpt
  • Goochland
    Virginia · United States
    0.8 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

238 distinct species · 806 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 41 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 Willis River : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 102 interactions GloBI sur 4 types (connectance 12.4%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
41
Interactions affichées
102
Connectance
0.124
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

61km

Max discharge

9,5m³/s

Max Strahler

3

Segments matched

15

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