HydroBASINS lev08 watershed · #7080042950

Bassin de Town Creek

A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.

Crosses 4 administrative regions : Brunswick, Georgetown, Horry, New Hanover

Coastal basin 4% lakePfafstetter: 73219000

Sub-basin area

1 852,9km²

Upstream area

1 852,9km²

Discharge

1,28m³/s

Mean elev.

Administrative coverage

4 dept-equivalent regions (GADM L2)

Brunswick
North Carolina · United States
1364.5 km²
73.7% of basin
Horry
South Carolina · United States
239.6 km²
12.9% of basin
Georgetown
South Carolina · United States
174.8 km²
9.4% of basin
New Hanover
North Carolina · United States
0.4 km²
0.0% of basin

20 intersecting protected areas

North Inlet-Winyah Bay National Estuarine Research Reserve
IUCN IV
Marine Protected Area
63.21 km² overlap
Boiling Spring Lakes Wetland Complex
IUCN V
Easement
23.95 km² overlap
Tom Yawkey Wildlife Center
IUCN V
Heritage Preserve
14.91 km² overlap
Tom Yawkee Wildlife Center
IUCN IV
Marine Protected Area
14.91 km² overlap
Bird Island Coastal Reserve
IUCN IV
Marine Protected Area
5.99 km² overlap
Bird Island
IUCN V
Coastal Reserve
5.99 km² overlap
North Carolina Coastal Land Trust
IUCN V
Preserve
2.16 km² overlap
Brookgreen Gardens Marshland
IUCN V
Gardens
1.73 km² overlap
North American Land Trust
IUCN Not Assigned
Easement
1.29 km² overlap

11 more protected areassorted by overlap area

Brookgreen Gardens
IUCN V
Gardens
0.51 km² overlap
Snow's Marsh Island
IUCN V
Private Conservation
0.48 km² overlap
Eagle Island Spoil Area
IUCN Not Assigned
State Other or Unknown
0.46 km² overlap
Bald Head Island State Natural Area
IUCN Ia
Marine Protected Area
0.37 km² overlap
Plum Creek Wetland-Boggy Branch
IUCN Not Assigned
Wetland
0.36 km² overlap
Green Swamp Game L
IUCN V
State Conservation Area
0.33 km² overlap
Us-Sc-4-44
IUCN Not Assigned
Conservation Easement
0.27 km² overlap
Russell Burgess
IUCN V
Coastal Preserve
0.16 km² overlap
Indigo Plantation Marsh
IUCN V
Preserve
0.12 km² overlap
Heritage Shores
IUCN V
Nature Preserve
0.05 km² overlap
Us-Sc-4-60
IUCN Not Assigned
Conservation Easement
0.02 km² overlap

Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.

Species present

5 231 distinct species · 1 432 216 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Bassin de Town Creek : 29 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 79 interactions GloBI sur 3 types (connectance 11.2%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.112

Patrimoniales

Plus dense que (national)0 %(top 100%)

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

Hydroclimate (BasinATLAS lev08)

Mean T°

17,2°C

Annual rain

1 356mm

Moisture idx (CMI)

0,04

Runoff

443mm/an

PET

1 300mm

AET

1 096mm

Mean slope

0,4°

Water table

22cm

Forest

69%

Crops

Urban

11%

Protected

10%

HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)