Ontologia

National Wildlife Refuge · usa

Roanoke River

IV · Aire d'habitats / espèces86 km²Established 1989
Key facts
Area
86 km²
IUCN cat.
IV
Year
1989

Overview

Designation
National Wildlife Refuge
IUCN category
IV · Aire d'habitats / espèces

Gestion active pour maintenir habitats / espèces particuliers

Established
1989
Managing authority
U.S. Fish and Wildlife Service

Source : WDPA (UNEP-WCMC, World Database on Protected Areas).

Species present

26 distinct species · 31 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 9 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 : 9 espèces reliées par 5 interactions GloBI sur 3 types (connectance 13.9%, filtre Serrano α=0.2).

Espèces affichées
9
Interactions affichées
5
Connectance
0.139
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology5 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

31,0km

Basins crossed

5

Max stream order

6

Max drainage

24 471km²

Discharge in basins

52,3m³/s

Mean precip.

1 182mm/an

Mean T°

15,0°C

Moisture idx

-0,07

Max snow

1%

Mean runoff

447mm/an

Mean elev. (basins)

42m

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Location

Chargement de la carte…

Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)

Centroid
35.88127, -76.99893
Open in maps
OpenStreetMap → · Satellite

Species observed (Phase 2)

Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.