Ontologia

Commune · FRA

Yvrac

France

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

Species observed

895

Observations

5 910

Area

8,6km²

Ecological tissue

Sample of 31 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 Yvrac : 21 espèces reliées par 119 interactions GloBI sur 6 types (connectance 24.0%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
119
Connectance
0.240
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

895 distinct species · 5 910 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

5 910 obs · 1 cellules
Obs. / cellule
≥ 5 910
5 910–5 909
5 910–5 909
5 910–5 909
< 5 910

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

Climate

Mean T°

13,5°C

Annual rain

924mm

Warmest m°

26,1°C

Coldest m°

2,9°C

Elevation: 56 m on average (min 33 m, max 79 m)

Bioclimatic detailsExpert
Annual mean temp.
13,5°C
Annual rain
924mm
Warmest month
26,1°C
Coldest month
2,9°C
Mean alt.
56m
Min
33m
Max
79m
Std. dev.
12m
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

6,5

Org. C

44,6g/kg

Clay

23,6%

Sand

38,6%

Silt

37,7%

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

Dominant lithology: suGLiMaggregated to Gironde

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
69,4g/kg
Clay
23,0%
Sand
38,7%
Silt
38,3%
5–15 cm
pH H₂O
6,5
Org. C
39,0g/kg
Clay
23,6%
Sand
38,2%
Silt
38,2%
15–30 cm
pH H₂O
6,5
Org. C
25,4g/kg
Clay
24,3%
Sand
39,0%
Silt
36,8%

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

Land cover

Forest20.1%
Crops23.3%
Built-up5.0%
Bare soil1.2%
Other (grassland, water…)50.5%

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

Hydrology2 basins · 0 lakes · 0 rivers

Hydrology metrics for this exact territory

Basins crossed

2

Max drainage

55 941km²

Discharge in basins

26,7m³/s

Mean precip.

926mm/an

Mean T°

12,7°C

Moisture idx

-0,03

Max snow

3%

Mean runoff

493mm/an

Mean elev. (basins)

25m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

3,7nW

Built-up

497,0%

Pesticides

46,1kg/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.