Ontologia

Commune · FRA

Saint-Vérand

France

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

Species observed

979

Observations

3 894

Area

17,6km²

Ecological tissue

Sample of 38 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-Vérand : 31 espèces + 7 bulles famille, 92 interactions GloBI documentées sur 4 types (connectance 13.1%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
38
Interactions affichées
92
Connectance
0.131
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

979 distinct species · 3 894 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 987 obs · 11 cellules · 1845–2026
Obs. / cellule
≥ 2 069
989–2 068
139–988
60–138
< 60

Source : GBIF — observations agrégées par hexagones 0.02° × 0.02° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

11,2°C

Annual rain

812mm

Warmest m°

25,0°C

Coldest m°

-1,0°C

Elevation: 398 m on average (min 291 m, max 565 m)

Bioclimatic detailsExpert
Annual mean temp.
11,2°C
Annual rain
812mm
Warmest month
25,0°C
Coldest month
-1,0°C
Mean alt.
398m
Min
291m
Max
565m
Std. dev.
72m
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

6,0

Org. C

38,0g/kg

Clay

24,0%

Sand

42,1%

Silt

33,9%

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

Dominant lithology: mtGLiMaggregated to Rhône

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
58,3g/kg
Clay
23,5%
Sand
42,3%
Silt
34,2%
5–15 cm
pH H₂O
6,1
Org. C
36,3g/kg
Clay
23,6%
Sand
42,0%
Silt
34,4%
15–30 cm
pH H₂O
6,1
Org. C
19,5g/kg
Clay
24,9%
Sand
42,0%
Silt
33,1%

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

Land cover

Forest22.8%
Crops38.0%
Built-up0.7%
Bare soil1.6%
Other (grassland, water…)36.8%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

5,1km

Basins crossed

1

Max stream order

2

Max drainage

882km²

Discharge in basins

0,2m³/s

Mean precip.

818mm/an

Mean T°

9,9°C

Moisture idx

-0,04

Max snow

8%

Mean runoff

323mm/an

Mean elev. (basins)

493m

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

71,3%

Pesticides

47,5kg/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.