Ocmulgee
IUCN VWildlife Management Area
102 km²
County · USA
Twiggs
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
1 562
Observations
15 141
Area
939km²
Ecological tissue
Sample of 44 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 Twiggs : 33 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 4 types (connectance 8.6%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
44
Interactions affichées
81
Connectance
0.086
Patrimoniales
1
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
1 562 distinct species · 15 141 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
18,0°C
Annual rain
1 258mm
Warmest m°
32,6°C
Coldest m°
3,8°C
Elevation: 119 m on average (min 66 m, max 164 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
18,0°C
Annual rain
1 258mm
Warmest month
32,6°C
Coldest month
3,8°C
Mean alt.
119m
Min
66m
Max
164m
Std. dev.
22m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,2
Org. C
23,1g/kg
Clay
17,5%
Sand
56,4%
Silt
26,2%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: suGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,2
Org. C
47,6g/kg
Clay
15,4%
Sand
58,0%
Silt
26,7%
5–15 cm
pH H₂O
5,2
Org. C
14,9g/kg
Clay
16,0%
Sand
57,5%
Silt
26,5%
15–30 cm
pH H₂O
5,2
Org. C
6,8g/kg
Clay
21,0%
Sand
53,6%
Silt
25,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest71.6%
Crops4.8%
Built-up0.2%
Bare soil0.6%
Other (grassland, water…)22.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 6 lakes · 27 rivers
Hydrology metrics for this exact territory
Stream length here
203,8km
Lake surface here
2,14km²
Basins crossed
6
Max stream order
5
Max drainage
8 645km²
Discharge in basins
40,4m³/s
Mean precip.
1 171mm/an
Mean T°
17,8°C
Moisture idx
-0,18
Mean runoff
350mm/an
Mean elev. (basins)
123m
Watersheds crossing here
- Bassin de Echeconnee Creeksub-area1 679,7 km²overlap547.78 km²58%
- Bassin de Big Sandy Creeksub-area801,7 km²overlap212.61 km²23%
- Bassin de Turkey Creeksub-area920,8 km²overlap102.42 km²11%
- Bassin de Ocmulgee Riversub-area1 172,1 km²overlap36.01 km²4%
- Bassin de Sugar Creeksub-area2 077 km²overlap33.94 km²4%
- Bassin de Commissioner Creeksub-area549,4 km²overlap6.21 km²1%
Lakes (6, top by area)
Rivers / streams (27, ord ≥ 4)
- Big Sandy Creekord 5len here28.80 km24%total118 km
- Ocmulgee Riverord 5len here27.66 km8%total367 km
- Flat Creekord 3len here25.53 km45%total57 km
- Savage Creekord 2len here18.00 km100%total18 km
- Richland Creekord 2len here12.48 km39%total32 km
- Dry Branch Creekord 1len here10.20 km96%total11 km
- Shellstone Creekord 3len here9.27 km51%total18 km
- Beaver Branchord 2len here7.22 km72%total10 km
- Buck Branchord 1len here6.03 km100%total6 km
- Alligator Creekord 3len here5.96 km10%total59 km
- Mill Branchord 2len here5.07 km32%total16 km
- Wilson Branchord 1len here4.77 km91%total5 km
15 more river segmentssorted by Strahler order + length
- Turvin Creekord 1len here4.75 km100%total5 km
- Ugly Creekord 1len here4.50 km100%total5 km
- Stone Creekord 5len here4.19 km25%total17 km
- Rocky Creekord 5len here3.78 km2%total156 km
- Turkey Creekord 4len here3.20 km5%total64 km
- Harvey Branchord 1len here3.10 km66%total5 km
- Streetman Creekord 1len here2.97 km100%total3 km
- Big Branchord 3len here2.97 km6%total49 km
- Scuffle Creekord 1len here2.83 km100%total3 km
- Hammocks Branchord 1len here2.75 km100%total3 km
- Horse Creekord 5len here2.68 km5%total50 km
- Little Sandy Creekord 1len here2.18 km6%total34 km
- Gum Swamp Creekord 2len here1.69 km2%total78 km
- Porter Creekord 2len here1.06 km5%total20 km
- Echeconnee Creekord 3len here0.15 km0%total71 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,5nW
Built-up
19,0%
Pesticides
14,2kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas6
IUCN V · 2IUCN Not Assigned · 2IUCN IV · 1IUCN III · 1
Oaky Woods
IUCN VWildlife Management Area
58 km²
Bond Swamp
IUCN IVNational Wildlife Refuge · 1989
31 km²
Georgia-Alabama Land Trust Easement #779
IUCN Not AssignedEasement · 2015
9 km²
Ocmulgee River
IUCN IIIGreenway
4 km²
Atlantic Coast Conservancy/Pelican Coast Conservancy Conservation Easement D201403A
IUCN Not AssignedConservation Easement · 2014
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN