Oakley Forest
IUCN VWildlife Management Area · 2017
18 km²
County · USA
Spotsylvania
United States
CfaTemperate, no dry season, hot summer(100 %)
Species observed
2 675
Observations
228 676
Area
1 081,3km²
Ecological tissue
Sample of 39 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 Spotsylvania : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 85 interactions GloBI sur 4 types (connectance 10.9%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
40
Interactions affichées
85
Connectance
0.109
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
2 675 distinct species · 228 676 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
14,3°C
Annual rain
1 135mm
Warmest m°
31,0°C
Coldest m°
-1,4°C
Elevation: 90 m on average (min 11 m, max 156 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
14,3°C
Annual rain
1 135mm
Warmest month
31,0°C
Coldest month
-1,4°C
Mean alt.
90m
Min
11m
Max
156m
Std. dev.
21m
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
31,9g/kg
Clay
22,9%
Sand
35,6%
Silt
41,5%
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
5,1
Org. C
68,0g/kg
Clay
20,2%
Sand
37,2%
Silt
42,6%
5–15 cm
pH H₂O
5,2
Org. C
19,9g/kg
Clay
20,9%
Sand
36,6%
Silt
42,4%
15–30 cm
pH H₂O
5,3
Org. C
7,8g/kg
Clay
27,6%
Sand
32,9%
Silt
39,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest67.8%
Crops4.3%
Built-up1.2%
Bare soil0.3%
Other (grassland, water…)26.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology6 basins · 8 lakes · 35 rivers
Hydrology metrics for this exact territory
Stream length here
230,4km
Lake surface here
22,15km²
Basins crossed
6
Max stream order
5
Max drainage
5 033km²
Discharge in basins
40,2m³/s
Mean precip.
1 079mm/an
Mean T°
13,4°C
Moisture idx
-0,09
Max snow
3%
Mean runoff
427mm/an
Mean elev. (basins)
75m
Watersheds crossing here
- Bassin de Mattaponi Riversub-area2 337,5 km²overlap539.81 km²50%
- Bassin de Little Riversub-area1 542,8 km²overlap286.79 km²27%
- Bassin de Massaponax Creeksub-area105,9 km²overlap96.26 km²9%
- Bassin de Rappahannock Riversub-area236,6 km²overlap90.37 km²8%
- Bassin de Rapidan Riversub-area665,5 km²overlap62.08 km²6%
- Bassin de Rappahannock Riversub-area657,5 km²overlap6.18 km²1%
Lakes (8, top by area)
Rivers / streams (35, ord ≥ 4)
- Po Riverord 2len here28.77 km100%total29 km
- Ni Riverord 3len here25.89 km90%total29 km
- Massaponax Creekord 2len here21.58 km100%total22 km
- Northeast Creekord 4len here16.43 km100%total16 km
- Ta Riverord 2len here11.73 km100%total12 km
- Glady Runord 1len here11.03 km100%total11 km
- Plentiful Creekord 1len here9.44 km100%total9 km
- Wilderness Runord 1len here7.62 km89%total9 km
- Catharpin Runord 2len here7.48 km100%total7 km
- North Anna Riverord 4len here7.34 km11%total67 km
- Poni Riverord 3len here7.08 km33%total22 km
- Mat Riverord 1len here6.89 km100%total7 km
23 more river segmentssorted by Strahler order + length
- Robertson Runord 1len here6.78 km100%total7 km
- Rappahannock Riverord 5len here6.02 km3%total192 km
- Pigeon Runord 1len here5.92 km100%total6 km
- Mine Runord 4len here5.33 km18%total29 km
- Bluff Runord 2len here5.10 km100%total5 km
- Matta Riverord 3len here4.94 km100%total5 km
- Hunting Runord 1len here4.69 km100%total5 km
- Norton Prongord 1len here4.53 km100%total5 km
- Greenfield Creekord 1len here4.50 km100%total5 km
- Foremost Runord 1len here4.38 km100%total4 km
- Pamunkey Creekord 3len here3.94 km22%total18 km
- Rapidan Riverord 4len here3.91 km3%total126 km
- Brock Runord 1len here3.18 km100%total3 km
- Hazel Runord 1len here1.89 km27%total7 km
- South Riverord 2len here1.40 km5%total26 km
- Glebe Runord 1len here1.14 km100%total1 km
- Motto Riverord 2len here0.40 km4%total11 km
- Freshwater Creekord 2len here0.36 km4%total8 km
- Gold Mine Creekord 2len here0.29 km3%total11 km
- Pleasant Runord 1len here0.22 km12%total2 km
- Terrys Runord 2len here0.15 km1%total12 km
- England Runord 5len here0.06 km1%total8 km
- Horsepen Runord 1len here≈ tangenttotal5 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
2,4nW
Built-up
118,1%
Pesticides
10,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas9
IUCN V · 8IUCN III · 1
Upper Rappahannock
IUCN VEasement · 2007
14 km²
Lake Anna
IUCN IIIState Park · 1972
12 km²
Alexander Berger Memorial
IUCN VSanctuary · 1963
4 km²
Catherines Meadow
IUCN VLocal Conservation Area
1 km²
Grassland Reserve Program (GRP), Spotsylvania, VA
IUCN VReserve Program · 2011
0 km²
Complete list9 protected areas
- Oakley ForestWildlife Management AreaIUCN V201718 km²
- Upper RappahannockEasementIUCN V200714 km²
- Lake AnnaState ParkIUCN III197212 km²
- Alexander Berger MemorialSanctuaryIUCN V19634 km²
- Catherines MeadowLocal Conservation AreaIUCN V1 km²
- Grassland Reserve Program (GRP), Spotsylvania, VAReserve ProgramIUCN V20110 km²
- Breezewood Stream Preservation ALocal Conservation AreaIUCN V0 km²
- Brittany Commons Stream Preservation ALocal Conservation AreaIUCN V0 km²
- Oak Grove Terrace Green AreaGroveIUCN V0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN