Ontologia

Commune · FRA

Saint-Mamert-du-Gard

France

CsaTemperate, dry summer, hot summer(100 %)

Species observed

2 218

Observations

50 773

Area

14,3km²

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 Saint-Mamert-du-Gard : 18 espèces reliées par 125 interactions GloBI sur 5 types (connectance 25.2%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
125
Connectance
0.252
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

2 218 distinct species · 50 773 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

50 773 obs · 3 cellules
Obs. / cellule
≥ 22 765
22 765–22 764
22 765–22 764
15 830–22 764
< 15 830

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

Climate

Mean T°

14,3°C

Annual rain

949mm

Warmest m°

30,3°C

Coldest m°

1,3°C

Elevation: 147 m on average (min 110 m, max 238 m)

Bioclimatic detailsExpert
Annual mean temp.
14,3°C
Annual rain
949mm
Warmest month
30,3°C
Coldest month
1,3°C
Mean alt.
147m
Min
110m
Max
238m
Std. dev.
26m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

7,2

Org. C

37,6g/kg

Clay

30,1%

Sand

24,4%

Silt

45,5%

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

Dominant lithology: scGLiMaggregated to Gard

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,2
Org. C
62,0g/kg
Clay
29,5%
Sand
24,9%
Silt
45,6%
5–15 cm
pH H₂O
7,2
Org. C
29,6g/kg
Clay
29,7%
Sand
23,6%
Silt
46,7%
15–30 cm
pH H₂O
7,2
Org. C
21,1g/kg
Clay
31,1%
Sand
24,8%
Silt
44,1%

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

Land cover

Forest29.6%
Crops22.9%
Built-up1.1%
Bare soil2.5%
Other (grassland, water…)43.9%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

3,5km

Basins crossed

2

Max stream order

1

Max drainage

1 993km²

Discharge in basins

0,3m³/s

Mean precip.

750mm/an

Mean T°

12,5°C

Moisture idx

-0,23

Max snow

6%

Mean runoff

537mm/an

Mean elev. (basins)

288m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Night light

0,4nW

Built-up

113,5%

Pesticides

40,8kg/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.