Ontologia

Commune · FRA

Brignac

France

CsaTemperate, dry summer, hot summer(100 %)

Species observed

1 657

Observations

14 637

Area

4,6km²

Ecological tissue

Sample of 42 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 Brignac : 37 espèces + 5 bulles famille, 68 interactions GloBI documentées sur 4 types (connectance 7.9%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
42
Interactions affichées
68
Connectance
0.079
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

1 657 distinct species · 14 637 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

14 637 obs · 1 cellules
Obs. / cellule
≥ 14 637
14 637–14 636
14 637–14 636
14 637–14 636
< 14 637

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

Climate

Mean T°

14,7°C

Annual rain

864mm

Warmest m°

28,2°C

Coldest m°

3,5°C

Elevation: 56 m on average (min 38 m, max 70 m)

Bioclimatic detailsExpert
Annual mean temp.
14,7°C
Annual rain
864mm
Warmest month
28,2°C
Coldest month
3,5°C
Mean alt.
56m
Min
38m
Max
70m
Std. dev.
8m
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

7,6

Org. C

32,3g/kg

Clay

27,8%

Sand

36,2%

Silt

36,1%

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

Dominant lithology: scGLiMaggregated to Hérault

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,5
Org. C
53,5g/kg
Clay
26,2%
Sand
37,0%
Silt
36,9%
5–15 cm
pH H₂O
7,6
Org. C
21,4g/kg
Clay
25,8%
Sand
37,8%
Silt
36,5%
15–30 cm
pH H₂O
7,6
Org. C
21,9g/kg
Clay
31,4%
Sand
33,7%
Silt
34,9%

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

Land cover

Forest11.9%
Crops31.3%
Built-up1.9%
Bare soil4.0%
Other (grassland, water…)50.9%

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

Hydrology1 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

2,5km

Basins crossed

1

Max stream order

3

Max drainage

2 621km²

Discharge in basins

0,1m³/s

Mean precip.

734mm/an

Mean T°

12,5°C

Moisture idx

-0,24

Max snow

4%

Mean runoff

650mm/an

Mean elev. (basins)

368m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

2,1nW

Built-up

194,1%

Pesticides

45,1kg/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.