Ontologia

Commune · FRA

Liouc

France

CsaTemperate, dry summer, hot summer(100 %)

Species observed

558

Observations

16 777

Area

9,5km²

Ecological tissue

Sample of 35 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 Liouc : 32 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 3 bulles famille, 60 interactions GloBI documentées sur 5 types (connectance 10.1%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
35
Interactions affichées
60
Connectance
0.101
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

558 distinct species · 16 777 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

16 827 obs · 5 cellules · 19742026
Obs. / cellule
≥ 15 846
15 846–15 845
543–15 845
342–542
< 342

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

Climate

Mean T°

14,1°C

Annual rain

1 069mm

Warmest m°

29,9°C

Coldest m°

1,3°C

Elevation: 160 m on average (min 75 m, max 355 m)

Bioclimatic detailsExpert
Annual mean temp.
14,1°C
Annual rain
1 069mm
Warmest month
29,9°C
Coldest month
1,3°C
Mean alt.
160m
Min
75m
Max
355m
Std. dev.
87m
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

7,0

Org. C

40,5g/kg

Clay

28,6%

Sand

25,3%

Silt

46,1%

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
6,9
Org. C
69,0g/kg
Clay
27,2%
Sand
26,1%
Silt
46,7%
5–15 cm
pH H₂O
7,0
Org. C
32,0g/kg
Clay
27,4%
Sand
25,0%
Silt
47,7%
15–30 cm
pH H₂O
7,0
Org. C
20,4g/kg
Clay
31,3%
Sand
24,9%
Silt
43,9%

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

Land cover

Forest25.4%
Crops18.1%
Built-up0.7%
Bare soil3.5%
Other (grassland, water…)52.3%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,3km

Basins crossed

1

Max stream order

3

Max drainage

916km²

Discharge in basins

0,2m³/s

Mean precip.

744mm/an

Mean T°

13,3°C

Moisture idx

-0,26

Max snow

3%

Mean runoff

542mm/an

Mean elev. (basins)

137m

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

Human pressure

Pop. density

0hab/km²

Night light

0,1nW

Built-up

70,3%

Pesticides

39,4kg/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.