Ontologia

Commune · FRA

Barjouville

France

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

Species observed

1 623

Observations

33 895

Area

4,2km²

Ecological tissue

Sample of 52 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 Barjouville : 21 espèces reliées par 300 interactions GloBI sur 6 types (connectance 12.1%, filtre Serrano α=0.2). 50 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
71
Interactions affichées
300
Connectance
0.121
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

1 623 distinct species · 33 895 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

33 895 obs · 2 cellules
Obs. / cellule
≥ 23 830
23 830–23 829
23 830–23 829
23 830–23 829
< 23 830

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

Climate

Mean T°

10,9°C

Annual rain

662mm

Warmest m°

23,4°C

Coldest m°

0,9°C

Elevation: 145 m on average (min 137 m, max 154 m)

Bioclimatic detailsExpert
Annual mean temp.
10,9°C
Annual rain
662mm
Warmest month
23,4°C
Coldest month
0,9°C
Mean alt.
145m
Min
137m
Max
154m
Std. dev.
6m
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

6,7

Org. C

27,4g/kg

Clay

26,0%

Sand

12,6%

Silt

61,3%

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
6,6
Org. C
45,8g/kg
Clay
23,6%
Sand
12,7%
Silt
63,7%
5–15 cm
pH H₂O
6,7
Org. C
17,8g/kg
Clay
26,4%
Sand
11,6%
Silt
61,9%
15–30 cm
pH H₂O
6,7
Org. C
18,4g/kg
Clay
28,1%
Sand
13,5%
Silt
58,4%

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

Land cover

Forest6.4%
Crops56.8%
Built-up4.5%
Bare soil0.3%
Other (grassland, water…)32.0%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,7km

Basins crossed

1

Max stream order

3

Max drainage

948km²

Discharge in basins

0,0m³/s

Mean precip.

653mm/an

Mean T°

10,2°C

Moisture idx

-0,19

Max snow

6%

Mean runoff

251mm/an

Mean elev. (basins)

185m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

7,8nW

Built-up

448,6%

Pesticides

44,8kg/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.