Ontologia

Rivière· 137 segments

Roanoke River

Crosses 18 administrative regions : Bedford, Bertie, Brunswick, Campbell, Franklin +12

rivière

Total length

470km

Max discharge

312m³/s

Max Strahler

6

Segments matched

137

River geography18 admin regions · 0 communes

Parent watershed

hybas-70806402302971 km²

18 administrative regions crossed (GADM L2)

  • Bertie
    North Carolina · United States
    85.8 km
    in this dpt
  • Halifax
    North Carolina · United States
    74.1 km
    in this dpt
  • Mecklenburg
    Virginia · United States
    72.7 km
    in this dpt
  • Northampton
    North Carolina · United States
    72.6 km
    in this dpt
  • Martin
    North Carolina · United States
    58.5 km
    in this dpt
  • Bedford
    Virginia · United States
    27.2 km
    in this dpt
  • Franklin
    Virginia · United States
    25.4 km
    in this dpt
  • Roanoke
    Virginia · United States
    20.7 km
    in this dpt
  • Warren
    North Carolina · United States
    18.3 km
    in this dpt
  • Roanoke City
    Virginia · United States
    13.9 km
    in this dpt
  • Pittsylvania
    Virginia · United States
    12.1 km
    in this dpt
  • Salem
    Virginia · United States
    7.0 km
    in this dpt
  • Washington
    North Carolina · United States
    5.5 km
    in this dpt
  • Montgomery
    Virginia · United States
    1.8 km
    in this dpt
  • Halifax
    Virginia · United States
    1.5 km
    in this dpt
  • Vance
    North Carolina · United States
    0.5 km
    in this dpt
  • Campbell
    Virginia · United States
    0.0 km
    in this dpt
  • Brunswick
    Virginia · United States
    0.0 km
    in this dpt

18 intersecting protected areas

9 more protected areas

1 page = 1 named river (aggregation of 137 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

230 distinct species · 2 252 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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 Roanoke River : 28 espèces reliées par 85 interactions GloBI sur 4 types (connectance 11.5%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
85
Connectance
0.115
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

470km

Max discharge

312,0m³/s

Max Strahler

6

Segments matched

137

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