Ontologia

County · USA

Pierce

United States

CfaTemperate, no dry season, hot summer(100 %)

Species observed

655

Observations

5 083

Area

890,3km²

Ecological tissue

Sample of 46 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 Pierce : 34 espèces reliées par 98 interactions GloBI sur 4 types (connectance 9.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
98
Connectance
0.091
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

655 distinct species · 5 083 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 083 obs · 28 cellules
Obs. / cellule
≥ 635
350–634
245–349
122–244
< 122

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

19,2°C

Annual rain

1 283mm

Warmest m°

33,0°C

Coldest m°

5,9°C

Elevation: 35 m on average (min 10 m, max 56 m)

Bioclimatic detailsExpert
Annual mean temp.
19,2°C
Annual rain
1 283mm
Warmest month
33,0°C
Coldest month
5,9°C
Mean alt.
35m
Min
10m
Max
56m
Std. dev.
11m
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

5,0

Org. C

25,4g/kg

Clay

14,7%

Sand

74,6%

Silt

10,7%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: suGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
4,9
Org. C
48,7g/kg
Clay
15,0%
Sand
74,3%
Silt
10,7%
5–15 cm
pH H₂O
5,0
Org. C
16,2g/kg
Clay
14,1%
Sand
75,1%
Silt
10,8%
15–30 cm
pH H₂O
5,0
Org. C
11,3g/kg
Clay
14,9%
Sand
74,5%
Silt
10,6%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest57.4%
Crops12.2%
Built-up0.5%
Bare soil0.5%
Other (grassland, water…)29.4%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology4 basins · 2 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

126,5km

Lake surface here

0,27km²

Basins crossed

4

Max stream order

5

Max drainage

5 123km²

Discharge in basins

31,0m³/s

Mean precip.

1 244mm/an

Mean T°

19,0°C

Moisture idx

-0,16

Max snow

1%

Mean runoff

365mm/an

Mean elev. (basins)

51m

Watersheds crossing here

Lakes (2, top by area)

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

0hab/km²

Night light

0,6nW

Built-up

46,9%

Pesticides

37,0kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas6

IUCN V · 5IUCN Not Assigned · 1

Echols Tract

IUCN V

Restrictive Covenant (DOD/DOE) · 2002

0 km²

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN