Ontologia

Commune · FRA

Sagnat

France

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

Species observed

1 301

Observations

22 872

Area

11,8km²

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 Sagnat : 24 espèces reliées par 87 interactions GloBI sur 4 types (connectance 18.7%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
87
Connectance
0.187
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

1 301 distinct species · 22 872 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 872 obs · 3 cellules
Obs. / cellule
≥ 12 439
12 439–12 438
12 439–12 438
8 922–12 438
< 8 922

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

Climate

Mean T°

11,2°C

Annual rain

978mm

Warmest m°

23,6°C

Coldest m°

1,4°C

Elevation: 314 m on average (min 292 m, max 356 m)

Bioclimatic detailsExpert
Annual mean temp.
11,2°C
Annual rain
978mm
Warmest month
23,6°C
Coldest month
1,4°C
Mean alt.
314m
Min
292m
Max
356m
Std. dev.
12m
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

5,6

Org. C

46,0g/kg

Clay

20,9%

Sand

46,0%

Silt

33,0%

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

Dominant lithology: paGLiMaggregated to Creuse

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
82,1g/kg
Clay
21,5%
Sand
46,4%
Silt
32,1%
5–15 cm
pH H₂O
5,6
Org. C
33,2g/kg
Clay
20,3%
Sand
46,8%
Silt
32,9%
15–30 cm
pH H₂O
5,6
Org. C
22,8g/kg
Clay
21,0%
Sand
44,8%
Silt
34,1%

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

Land cover

Forest15.1%
Crops51.5%
Built-up0.5%
Bare soil0.2%
Other (grassland, water…)32.7%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,6km

Basins crossed

1

Max stream order

2

Max drainage

2 690km²

Discharge in basins

0,5m³/s

Mean precip.

857mm/an

Mean T°

10,6°C

Moisture idx

-0,03

Max snow

4%

Mean runoff

300mm/an

Mean elev. (basins)

293m

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

52,3%

Pesticides

30,0kg/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.