Ontologia

County · USA

Saint Louis

United States

DfbCold, no dry season, warm summer(100 %)

Species observed

6 862

Observations

1 985 876

Area

17 522,4km²

Ecological tissue

Sample of 32 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 Louis : 22 espèces reliées par 105 interactions GloBI sur 4 types (connectance 21.2%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
105
Connectance
0.212
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

6 862 distinct species · 1 985 876 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 985 876 obs · 446 cellules
Obs. / cellule
≥ 112 730
3 375–112 729
829–3 374
367–828
< 367

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

Climate

Mean T°

4,0°C

Annual rain

744mm

Warmest m°

24,3°C

Coldest m°

-16,9°C

Elevation: 417 m on average (min 99 m, max 546 m)

Bioclimatic detailsExpert
Annual mean temp.
4,0°C
Annual rain
744mm
Warmest month
24,3°C
Coldest month
-16,9°C
Mean alt.
417m
Min
99m
Max
546m
Std. dev.
41m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(100 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,3

Org. C

39,9g/kg

Clay

19,8%

Sand

43,0%

Silt

37,2%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
67,3g/kg
Clay
19,6%
Sand
42,3%
Silt
38,1%
5–15 cm
pH H₂O
5,3
Org. C
37,4g/kg
Clay
19,4%
Sand
43,0%
Silt
37,7%
15–30 cm
pH H₂O
5,4
Org. C
14,9g/kg
Clay
20,5%
Sand
43,7%
Silt
35,9%

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

Land cover

Forest69.5%
Crops1.1%
Built-up0.2%
Bare soil0.8%
Other (grassland, water…)28.4%

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

Hydrology39 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

3 203,6km

Lake surface here

946,38km²

Basins crossed

39

Max stream order

6

Max drainage

33 097km²

Discharge in basins

944,8m³/s

Mean precip.

708mm/an

Mean T°

3,0°C

Moisture idx

-0,11

Max snow

44%

Mean runoff

442mm/an

Mean elev. (basins)

418m

Watersheds crossing here

30 more basins

Lakes (50, top by area)

41 more lakes

Rivers / streams (100, ord ≥ 4)

88 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

16,0%

Pesticides

1,3kg/km²

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

Protected areas100

IUCN V · 92IUCN Ib · 2IUCN II · 2IUCN IV · 2IUCN III · 1IUCN Ia · 1

Voyageurs

IUCN II

National Park · 1975

527 km²

Complete list

+ 40 protected areas (top 60 shown)

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