Ontologia

Commune · FRA

Saint-Mathieu

France

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

Species observed

911

Observations

10 482

Area

41,4km²

Ecological tissue

Sample of 23 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-Mathieu : 21 espèces + 2 bulles famille, 65 interactions GloBI documentées sur 3 types (connectance 25.7%, filtre Serrano α=0.2). Les 2 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
23
Interactions affichées
65
Connectance
0.257
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

911 distinct species · 10 482 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

10 482 obs · 1 cellules
Obs. / cellule
≥ 10 482
10 482–10 481
10 482–10 481
10 482–10 481
< 10 482

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

Climate

Mean T°

11,5°C

Annual rain

1 179mm

Warmest m°

23,9°C

Coldest m°

1,7°C

Elevation: 316 m on average (min 261 m, max 407 m)

Bioclimatic detailsExpert
Annual mean temp.
11,5°C
Annual rain
1 179mm
Warmest month
23,9°C
Coldest month
1,7°C
Mean alt.
316m
Min
261m
Max
407m
Std. dev.
30m
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

5,8

Org. C

41,4g/kg

Clay

22,4%

Sand

43,5%

Silt

34,0%

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

Dominant lithology: mtGLiMaggregated to Haute-Vienne

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
68,2g/kg
Clay
22,1%
Sand
44,0%
Silt
33,8%
5–15 cm
pH H₂O
5,8
Org. C
32,7g/kg
Clay
21,3%
Sand
44,6%
Silt
34,0%
15–30 cm
pH H₂O
5,8
Org. C
23,2g/kg
Clay
23,8%
Sand
41,9%
Silt
34,3%

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

Land cover

Forest41.6%
Crops28.8%
Built-up0.5%
Bare soil0.2%
Other (grassland, water…)28.9%

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

Hydrology1 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

13,4km

Lake surface here

0,11km²

Basins crossed

1

Max stream order

2

Max drainage

1 459km²

Discharge in basins

0,6m³/s

Mean precip.

929mm/an

Mean T°

11,5°C

Moisture idx

-0,01

Max snow

3%

Mean runoff

476mm/an

Mean elev. (basins)

203m

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

Night light

0,0nW

Built-up

50,4%

Pesticides

28,8kg/km²

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

Protected areas1

IUCN V · 1

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.