Ontologia

Commune · FRA

Viviers-lès-Lavaur

France

CfaTemperate, no dry season, hot summer(100 %)

Species observed

492

Observations

3 999

Area

9,7km²

Ecological tissue

Sample of 37 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 Viviers-lès-Lavaur : 32 espèces + 5 bulles famille, 96 interactions GloBI documentées sur 5 types (connectance 14.4%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
37
Interactions affichées
96
Connectance
0.144
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

492 distinct species · 3 999 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

3 999 obs · 1 cellules
Obs. / cellule
≥ 3 999
3 999–3 998
3 999–3 998
3 999–3 998
< 3 999

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

Climate

Mean T°

13,3°C

Annual rain

770mm

Warmest m°

26,4°C

Coldest m°

2,2°C

Elevation: 231 m on average (min 206 m, max 247 m)

Bioclimatic detailsExpert
Annual mean temp.
13,3°C
Annual rain
770mm
Warmest month
26,4°C
Coldest month
2,2°C
Mean alt.
231m
Min
206m
Max
247m
Std. dev.
9m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, 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

7,4

Org. C

25,8g/kg

Clay

33,5%

Sand

27,0%

Silt

39,5%

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

Dominant lithology: ssGLiMaggregated to Tarn

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,3
Org. C
46,6g/kg
Clay
31,6%
Sand
27,6%
Silt
40,8%
5–15 cm
pH H₂O
7,5
Org. C
15,4g/kg
Clay
32,2%
Sand
26,7%
Silt
41,0%
15–30 cm
pH H₂O
7,4
Org. C
15,5g/kg
Clay
36,8%
Sand
26,6%
Silt
36,7%

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

Land cover

Forest5.4%
Crops72.8%
Built-up0.4%
Bare soil4.9%
Other (grassland, water…)16.5%

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

Hydrology1 basins · 2 lakes · 0 rivers

Hydrology metrics for this exact territory

Lake surface here

0,15km²

Basins crossed

1

Max drainage

1 516km²

Discharge in basins

0,1m³/s

Mean precip.

741mm/an

Mean T°

12,7°C

Moisture idx

-0,24

Max snow

1%

Mean runoff

274mm/an

Mean elev. (basins)

212m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

39,9%

Pesticides

44,2kg/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.