Ontologia

Commune · FRA

Saint-Martin-l'Ars

France

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

Species observed

1 241

Observations

68 903

Area

41,7km²

Ecological tissue

Sample of 46 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-Martin-l'Ars : 37 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 100 interactions GloBI sur 5 types (connectance 9.3%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
47
Interactions affichées
100
Connectance
0.092
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

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

Species present

1 241 distinct species · 68 903 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

68 903 obs · 5 cellules
Obs. / cellule
≥ 50 934
50 934–50 933
8 464–50 933
5 009–8 463
< 5 009

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

Climate

Mean T°

12,1°C

Annual rain

840mm

Warmest m°

24,6°C

Coldest m°

2,1°C

Elevation: 151 m on average (min 143 m, max 165 m)

Bioclimatic detailsExpert
Annual mean temp.
12,1°C
Annual rain
840mm
Warmest month
24,6°C
Coldest month
2,1°C
Mean alt.
151m
Min
143m
Max
165m
Std. dev.
5m
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

26,7g/kg

Clay

20,2%

Sand

34,7%

Silt

45,1%

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

Dominant lithology: scGLiMaggregated to Vienne

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,4
Org. C
46,2g/kg
Clay
20,5%
Sand
35,0%
Silt
44,6%
5–15 cm
pH H₂O
6,6
Org. C
19,3g/kg
Clay
19,3%
Sand
34,3%
Silt
46,4%
15–30 cm
pH H₂O
6,6
Org. C
14,8g/kg
Clay
21,0%
Sand
34,9%
Silt
44,2%

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

Land cover

Forest10.8%
Crops65.2%
Built-up0.4%
Bare soil1.1%
Other (grassland, water…)22.5%

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

Hydrology3 basins · 1 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

15,8km

Lake surface here

0,06km²

Basins crossed

3

Max stream order

2

Max drainage

5 112km²

Discharge in basins

0,6m³/s

Mean precip.

813mm/an

Mean T°

11,5°C

Moisture idx

-0,10

Max snow

3%

Mean runoff

381mm/an

Mean elev. (basins)

141m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

0hab/km²

Built-up

37,2%

Pesticides

44,3kg/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.