Rivière· 74 segments

Great Pee Dee River

Crosses 9 administrative regions : Chesterfield, Darlington, Dillon, Florence, Georgetown +4

rivière

Total length

297km

Max discharge

488,2m³/s

Max Strahler

Segments matched

River geography9 admin regions · 0 communes

Parent watershed

hybas-7080679630377 km²

9 administrative regions crossed (GADM L2)

Marlboro
South Carolina · United States
76.1 km
in this dpt
Marion
South Carolina · United States
47.1 km
in this dpt
Florence
South Carolina · United States
45.7 km
in this dpt
Darlington
South Carolina · United States
37.8 km
in this dpt
Georgetown
South Carolina · United States
24.7 km
in this dpt
Chesterfield
South Carolina · United States
13.6 km
in this dpt
Dillon
South Carolina · United States
7.4 km
in this dpt
Horry
South Carolina · United States
3.1 km
in this dpt
Williamsburg
South Carolina · United States
1.0 km
in this dpt

21 intersecting protected areas

Woodbury
IUCN V
Wildlife Management Area
Lower Rio Grande Valley
IUCN V
National Wildlife Refuge
Marsh
IUCN V
Wildlife Management Area
Great Pee Dee River Heritage Preserve /
IUCN V
Wildlife Management Area
Wetlands Reserve Program (WRP), Georgetown, SC
IUCN V
Reserve Program
Pee Dee Station Site
IUCN V
Wildlife Management Area
Wetlands Reserve Program (WRP), Darlington, SC
IUCN V
Reserve Program
Us-Sc-4-58
IUCN Not Assigned
Conservation Easement
Samworth
IUCN V
Wildlife Management Area

12 more protected areassorted by area

Us-Sc-4-37
IUCN Not Assigned
Conservation Easement
Grassland Reserve Program (GRP), SC
IUCN V
Reserve Program
Us-Sc-4-2
IUCN Not Assigned
Conservation Easement
Us-Sc-4-11
IUCN Not Assigned
Conservation Easement
Wetlands Reserve Program (WRP), Chesterfield, SC
IUCN V
Reserve Program
Us-Sc-4-15
IUCN Not Assigned
Conservation Easement
Us-Sc-4-8
IUCN Not Assigned
Conservation Easement
Us-Sc-4-9
IUCN Not Assigned
Conservation Easement
Farm Service Agency Interest Of Sc
IUCN IV
National Wildlife Refuge
Us-Sc-4-3
IUCN Not Assigned
Conservation Easement
Kyle Daniel Tract
IUCN Not Assigned
Conservation Easement
Lake Paul Wallace
IUCN V
Wildlife Management Area

1 page = 1 named river (aggregation of 74 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

17 distinct species · 32 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 11 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 Great Pee Dee River : 11 espèces reliées par 7 interactions GloBI sur 2 types (connectance 12.7%, filtre Serrano α=0.2).

Espèces affichées

Interactions affichées

Connectance

0.127

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)