Ontologia

Commune · FRA

Saint-Germain-d'Esteuil

France

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

Species observed

2 125

Observations

20 636

Area

45,8km²

Ecological tissue

Sample of 43 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-Germain-d'Esteuil : 30 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 135 interactions GloBI sur 5 types (connectance 13.6%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
135
Connectance
0.136
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

2 125 distinct species · 20 636 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

20 636 obs · 5 cellules
Obs. / cellule
≥ 5 992
5 992–5 991
5 775–5 991
5 485–5 774
< 5 485

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

Climate

Mean T°

13,7°C

Annual rain

895mm

Warmest m°

25,5°C

Coldest m°

3,9°C

Elevation: 20 m on average (min 1 m, max 30 m)

Bioclimatic detailsExpert
Annual mean temp.
13,7°C
Annual rain
895mm
Warmest month
25,5°C
Coldest month
3,9°C
Mean alt.
20m
Min
1m
Max
30m
Std. dev.
7m
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

6,2

Org. C

40,5g/kg

Clay

22,7%

Sand

49,7%

Silt

27,5%

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
6,2
Org. C
65,5g/kg
Clay
21,9%
Sand
50,3%
Silt
27,7%
5–15 cm
pH H₂O
6,2
Org. C
29,5g/kg
Clay
22,8%
Sand
49,5%
Silt
27,7%
15–30 cm
pH H₂O
6,2
Org. C
26,6g/kg
Clay
23,5%
Sand
49,4%
Silt
27,1%

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

Land cover

Forest49.0%
Crops21.7%
Built-up0.4%
Bare soil0.5%
Other (grassland, water…)28.3%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

4,5km

Basins crossed

1

Max stream order

2

Max drainage

1 548km²

Discharge in basins

0,2m³/s

Mean precip.

943mm/an

Mean T°

12,8°C

Moisture idx

0,04

Max snow

6%

Mean runoff

501mm/an

Mean elev. (basins)

16m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,6nW

Built-up

43,9%

Pesticides

47,5kg/km²

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

Protected areas4

IUCN IV · 2IUCN V · 1IUCN Not Reported · 1🌊 Marine · 1

Médoc

IUCN V

Regional Nature Park · 2019

2 388 km²

butte de la lot

IUCN IV

Land acquired by a regional conservatory of natural areas · 2024

0 km²

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

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.