Prince William
IUCN VForest Park
51 km²
County · USA
Prince William
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
5 123
Observations
1 517 660
Area
885,3km²
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
Indicateurs du tissu écologique
Tissu écologique de Prince William : 28 espèces reliées par 68 interactions GloBI sur 4 types (connectance 9.7%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
38
Interactions affichées
68
Connectance
0.097
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
5 123 distinct species · 1 517 660 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
13,8°C
Annual rain
1 085mm
Warmest m°
30,9°C
Coldest m°
-2,3°C
Elevation: 84 m on average (min -7 m, max 300 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
13,8°C
Annual rain
1 085mm
Warmest month
30,9°C
Coldest month
-2,3°C
Mean alt.
84m
Min
-7m
Max
300m
Std. dev.
38m
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
5,4
Org. C
34,8g/kg
Clay
24,0%
Sand
31,2%
Silt
44,8%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,3
Org. C
73,7g/kg
Clay
22,8%
Sand
31,9%
Silt
45,2%
5–15 cm
pH H₂O
5,4
Org. C
22,3g/kg
Clay
23,0%
Sand
31,6%
Silt
45,5%
15–30 cm
pH H₂O
5,4
Org. C
8,4g/kg
Clay
26,1%
Sand
30,2%
Silt
43,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest54.0%
Crops5.1%
Built-up3.4%
Bare soil0.4%
Other (grassland, water…)37.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology4 basins · 6 lakes · 28 rivers
Hydrology metrics for this exact territory
Stream length here
231,5km
Lake surface here
5,27km²
Basins crossed
4
Max stream order
4
Max drainage
30 317km²
Discharge in basins
9,2m³/s
Mean precip.
1 012mm/an
Mean T°
12,8°C
Moisture idx
-0,12
Max snow
3%
Mean runoff
425mm/an
Mean elev. (basins)
96m
Watersheds crossing here
Lakes (6, top by area)
Rivers / streams (28, ord ≥ 4)
- Broad Runord 2len here30.81 km52%total59 km
- Bull Runord 3len here24.57 km41%total60 km
- Occoquan Riverord 4len here17.98 km48%total38 km
- Powells Creekord 1len here15.41 km99%total16 km
- Cedar Runord 3len here15.32 km25%total62 km
- Kettle Runord 1len here14.30 km74%total19 km
- Neabsco Creekord 2len here13.43 km91%total15 km
- Little Bull Runord 2len here13.16 km99%total13 km
- Mary Byrd Branchord 1len here12.62 km100%total13 km
- Quantico Creekord 2len here10.48 km100%total10 km
- Chopawamsic Creekord 2len here9.45 km86%total11 km
- Catharpin Creekord 1len here9.31 km100%total9 km
16 more river segmentssorted by Strahler order + length
- Slate Runord 1len here8.03 km100%total8 km
- North Fork Broad Runord 1len here7.70 km100%total8 km
- North Branch Chopawamsic Creekord 2len here7.55 km78%total10 km
- Young's Branchord 1len here4.23 km100%total4 km
- Goslin Runord 1len here3.45 km100%total3 km
- Hooes Runord 1len here3.11 km100%total3 km
- Flat Branchord 1len here2.20 km92%total2 km
- Cow Branchord 1len here1.93 km100%total2 km
- Long Branchord 1len here1.47 km100%total1 km
- Airport Creekord 1len here1.28 km95%total1 km
- Little Creekord 1len here1.26 km86%total1 km
- Dorrells Runord 1len here1.17 km19%total6 km
- Catamount Creekord 1len here0.88 km100%total1 km
- South Branch Chopawamsic Creekord 1len here0.34 km20%total2 km
- Cannon Branchord 1len here0.10 km3%total3 km
- Maple Branchord 1len here≈ tangenttotal4 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
4hab/km²
Night light
8,3nW
Built-up
337,9%
Pesticides
9,8kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas8
IUCN V · 3IUCN IV · 3IUCN III · 1IUCN Not Assigned · 1🌊 Marine · 4
Bull Run Mountains
IUCN VState Natural Area Preserve · 2002
10 km²
Occoquan Bay
IUCN IVNational Wildlife Refuge · 1973
3 km²
Leesylvania
IUCN IIIState Park · 1978
2 km²
Featherstone
IUCN IVNational Wildlife Refuge
1 km²
Unknown
IUCN VPark
1 km²
Complete list8 protected areas
- Prince WilliamForest ParkIUCN V51 km²
- Bull Run MountainsState Natural Area PreserveIUCN V200210 km²
- Occoquan BayNational Wildlife RefugeIUCN IV19733 km²
- LeesylvaniaState ParkIUCN III19782 km²
- FeatherstoneNational Wildlife RefugeIUCN IV1 km²
- UnknownParkIUCN V1 km²
- VDOTWetlands BankIUCN IV0 km²
- Us-Va-139-1Conservation EasementIUCN Not Assigned20090 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN