Extensive Wl Habitat - Public Hunting Ground
IUCN VNature Preserve
44 km²
County · USA
Saint Croix
United States
DfbCold, no dry season, warm summer(53 %)
Species observed
2 552
Observations
206 873
Area
1 900,2km²
Ecological tissue
Sample of 41 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 Saint Croix : 34 espèces reliées par 77 interactions GloBI sur 4 types (connectance 9.4%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
41
Interactions affichées
77
Connectance
0.094
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
2 552 distinct species · 206 873 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
7,0°C
Annual rain
852mm
Warmest m°
27,0°C
Coldest m°
-13,7°C
Elevation: 322 m on average (min 206 m, max 386 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
7,0°C
Annual rain
852mm
Warmest month
27,0°C
Coldest month
-13,7°C
Mean alt.
322m
Min
206m
Max
386m
Std. dev.
35m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(53 %)Cold
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,9
Org. C
28,5g/kg
Clay
17,3%
Sand
38,4%
Silt
44,3%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
50,6g/kg
Clay
17,3%
Sand
38,5%
Silt
44,1%
5–15 cm
pH H₂O
5,9
Org. C
23,5g/kg
Clay
16,8%
Sand
38,7%
Silt
44,5%
15–30 cm
pH H₂O
5,9
Org. C
11,4g/kg
Clay
17,9%
Sand
37,8%
Silt
44,3%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest28.5%
Crops40.8%
Built-up0.8%
Bare soil0.7%
Other (grassland, water…)29.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology8 basins · 19 lakes · 25 rivers
Hydrology metrics for this exact territory
Stream length here
374,9km
Lake surface here
9,05km²
Basins crossed
8
Max stream order
5
Max drainage
24 249km²
Discharge in basins
141,8m³/s
Mean precip.
795mm/an
Mean T°
6,5°C
Moisture idx
-0,14
Max snow
24%
Mean runoff
247mm/an
Mean elev. (basins)
311m
Watersheds crossing here
- Bassin de Willow Riversub-area1 954,5 km²overlap1169.45 km²62%
- Bassin de Eau Galle Riversub-area1 286,2 km²overlap190.17 km²10%
- Bassin de Rush Riversub-area572,1 km²overlap160.28 km²8%
- Bassin de Hay Riversub-area1 187,9 km²overlap157.93 km²8%
- Bassin de Apple Riversub-area1 518 km²overlap153.16 km²8%
- Bassin de Red Cedar Riversub-area595,5 km²overlap43.17 km²2%
- Bassin de Saint Croix Riversub-area597,3 km²overlap23.52 km²1%
- Bassin de Trimbelle Riversub-area233,1 km²overlap2.50 km²0%
Lakes (19, top by area)
- Cedar Lakearea4,2 km²avg depth6.7 m
- Bass Lakearea1,7 km²avg depth4.9 m
- Lac 1041358area1 km²avg depth5.9 m
- Lac 1039823area0,6 km²avg depth3.8 m
- Lac 1041121area0,6 km²avg depth5.5 m
- Lac 1042406area0,5 km²avg depth6.5 m
- Lac 1041564area0,4 km²avg depth3.6 m
- Lac 1041013area0,4 km²avg depth2.3 m
- Lac 1039918area0,3 km²avg depth3.6 m
10 more lakes
- Lac 1040128area0,3 km²avg depth2.2 m
- Lac 1040181area0,3 km²avg depth2.1 m
- Lac 1041537area0,3 km²avg depth3.0 m
- Lac 1041038area0,3 km²avg depth3.6 m
- Lac 1039794area0,2 km²avg depth4.2 m
- Lac 1040506area0,2 km²avg depth3.7 m
- Lac 1041202area0,2 km²avg depth4.2 m
- Lac 1040486area0,2 km²avg depth2.7 m
- Lac 1040825area0,2 km²avg depth5.4 m
- Lac 1041005area0,1 km²avg depth3.6 m
Rivers / streams (25, ord ≥ 4)
- Willow Riverord 3len here96.42 km31%total316 km
- Kinnickinnic Riverord 3len here52.40 km68%total77 km
- Saint Croix Riverord 7len here35.26 km10%total350 km
- Apple Riverord 5len here30.95 km17%total177 km
- Rush Riverord 7len here26.45 km23%total114 km
- Eau Galle Riverord 3len here23.93 km35%total69 km
- Dry Runord 6len here16.27 km15%total106 km
- South Fork Willow Riverord 2len here13.92 km100%total14 km
- Hutton Creekord 2len here10.04 km100%total10 km
- Tenmile Creekord 4len here9.91 km3%total354 km
- Black Brookord 3len here9.74 km23%total42 km
- Sandy Creekord 6len here8.79 km2%total443 km
13 more river segmentssorted by Strahler order + length
- Carr Creekord 5len here6.95 km7%total105 km
- Beaver Creekord 6len here6.71 km0%total3076 km
- Parker Creekord 2len here4.65 km39%total12 km
- Cady Creekord 1len here4.47 km18%total25 km
- South Tiffany Creekord 1len here3.58 km100%total4 km
- Tiffany Creekord 2len here3.31 km28%total12 km
- Lousy Creekord 1len here3.24 km100%total3 km
- Wilson Creekord 4len here2.69 km1%total226 km
- Wolf Creekord 5len here2.28 km0%total1706 km
- Nye Creekord 1len here1.75 km60%total3 km
- Mines Creekord 2len here0.82 km24%total3 km
- Valley Branchord 2len here0.18 km2%total11 km
- Bolen Creekord 2len here0.13 km1%total10 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
1,3nW
Built-up
75,1%
Pesticides
27,9kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas24
IUCN V · 18IUCN Not Assigned · 6
Scattered Wildlife
IUCN VWildlife Area · 1962
35 km²
Statewide Habitat Areas
IUCN VHabitat Area
29 km²
Farm Service Agency Interest Of Wi
IUCN Not AssignedConservation Easement
27 km²
Lower Saint Croix
IUCN VNational Scenic Riverway
21 km²
Stream Bank Protection Fee Program
IUCN Not AssignedConservation Area
21 km²
Complete list24 protected areas
- Extensive Wl Habitat - Public Hunting GroundNature PreserveIUCN V44 km²
- Scattered WildlifeWildlife AreaIUCN V196235 km²
- Statewide Habitat AreasHabitat AreaIUCN V29 km²
- Farm Service Agency Interest Of WiConservation EasementIUCN Not Assigned27 km²
- Lower Saint CroixNational Scenic RiverwayIUCN V21 km²
- Stream Bank Protection Fee ProgramConservation AreaIUCN Not Assigned21 km²
- StatewideWildlife HabitatIUCN V19 km²
- Willow RiverWildlife AreaIUCN V15 km²
- Stream Bank Easement ProgramEasementIUCN Not Assigned199111 km²
- Kurtz Woods Natural Area 1Natural AreaIUCN V197911 km²
- CylonWildlife AreaIUCN V9 km²
- St Croix IslandsWildlife AreaIUCN V4 km²
- Western Prairie Habitat RestoratConservation EasementIUCN Not Assigned4 km²
- Glen Hills WatershedWatershedIUCN V3 km²
- Stream Bank Protection Fee ProgramConservation AreaIUCN Not Assigned2 km²
- Cylon MarshWildlife AreaIUCN V2 km²
- Statewide Non-Point Easement Prog.EasementIUCN Not Assigned19912 km²
- Lower St. CroixNational Scenic RiverwayIUCN V1 km²
- HighlandParkIUCN V0 km²
- La GrandeurNatural AreaIUCN V0 km²
- Boy Scout Conservancy AreaLocal Conservation AreaIUCN V0 km²
- Wetlands Reserve Program (WRP), St. Croix, WIReserve ProgramIUCN V19960 km²
- LeroyParkIUCN V0 km²
- Boulder RidgeParkIUCN V0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN