Rivière· 46 segments

Waccamaw River

Crosses 4 administrative regions : Brunswick, Columbus, Georgetown, Horry

rivière

Total length

235km

Max discharge

548,4m³/s

Max Strahler

Segments matched

River geography4 admin regions · 0 communes

Parent watershed

hybas-70806881601348 km²

4 administrative regions crossed (GADM L2)

Horry
South Carolina · United States
100.7 km
in this dpt
Columbus
North Carolina · United States
40.9 km
in this dpt
Georgetown
South Carolina · United States
12.5 km
in this dpt
Brunswick
North Carolina · United States
12.0 km
in this dpt

15 intersecting protected areas

Lower Rio Grande Valley
IUCN V
National Wildlife Refuge
Lake Waccamaw
IUCN V
State Park
Sandy Island
IUCN V
Private Conservation Land
Waccamaw River Heritage Preserve /
IUCN V
Wildlife Management Area
Us-Sc-4-44
IUCN Not Assigned
Conservation Easement
Us-Nc-40-31
IUCN Not Assigned
Conservation Easement
Samworth
IUCN V
Wildlife Management Area
Us-Sc-4-32
IUCN Not Assigned
Conservation Easement
Us-Sc-4-36
IUCN Not Assigned
Conservation Easement

6 more protected areassorted by area

Waccamaw River
IUCN V
Private Conservation Land
Us-Sc-4-14
IUCN Not Assigned
Conservation Easement
Us-Sc-4-60
IUCN Not Assigned
Conservation Easement
Old Dock Savanna Fee
IUCN V
Private Conservation Land
Waccamaw River Wetlands Megasite Fee
IUCN V
Wetlands
Waccamaw River
IUCN VI
Heritage Preserve

1 page = 1 named river (aggregation of 46 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

200 distinct species · 657 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 43 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Waccamaw River : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 104 interactions GloBI sur 5 types (connectance 10.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

104

Connectance

0.105

Patrimoniales

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)