Ontologia

Commune · FRA

Saint-Ouen-Marchefroy

France

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

Species observed

872

Observations

14 436

Area

9,4km²

Ecological tissue

Sample of 25 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-Ouen-Marchefroy : 15 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 81 interactions GloBI sur 5 types (connectance 24.9%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
81
Connectance
0.249
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

872 distinct species · 14 436 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 436 obs · 1 cellules
Obs. / cellule
≥ 14 436
14 436–14 435
14 436–14 435
14 436–14 435
< 14 436

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

Climate

Mean T°

10,8°C

Annual rain

673mm

Warmest m°

22,9°C

Coldest m°

1,1°C

Elevation: 123 m on average (min 97 m, max 143 m)

Bioclimatic detailsExpert
Annual mean temp.
10,8°C
Annual rain
673mm
Warmest month
22,9°C
Coldest month
1,1°C
Mean alt.
123m
Min
97m
Max
143m
Std. dev.
15m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,8

Org. C

28,2g/kg

Clay

21,0%

Sand

21,5%

Silt

57,5%

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

Dominant lithology: scGLiMaggregated to Eure-et-Loir

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,7
Org. C
48,2g/kg
Clay
18,9%
Sand
21,4%
Silt
59,7%
5–15 cm
pH H₂O
6,9
Org. C
21,4g/kg
Clay
20,5%
Sand
21,0%
Silt
58,3%
15–30 cm
pH H₂O
6,9
Org. C
15,0g/kg
Clay
23,5%
Sand
22,1%
Silt
54,5%

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

Land cover

Forest9.5%
Crops78.0%
Built-up0.5%
Bare soil0.1%
Other (grassland, water…)11.8%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,5km

Basins crossed

2

Max stream order

2

Max drainage

4 550km²

Discharge in basins

0,4m³/s

Mean precip.

626mm/an

Mean T°

10,2°C

Moisture idx

-0,20

Max snow

7%

Mean runoff

324mm/an

Mean elev. (basins)

123m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,0nW

Built-up

53,1%

Pesticides

44,4kg/km²

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

France-specific data (Phase 2)

ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.