Ontologia

Commune · FRA

Saint-Chinian

France

CsaTemperate, dry summer, hot summer(95 %)

Species observed

1 951

Observations

22 226

Area

23,1km²

Ecological tissue

Sample of 33 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-Chinian : 21 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 107 interactions GloBI sur 5 types (connectance 18.0%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
107
Connectance
0.180
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

1 951 distinct species · 22 226 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

22 226 obs · 5 cellules
Obs. / cellule
≥ 6 852
6 852–6 851
5 159–6 851
4 770–5 158
< 4 770

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

Climate

Mean T°

13,7°C

Annual rain

870mm

Warmest m°

27,4°C

Coldest m°

2,5°C

Elevation: 216 m on average (min 138 m, max 483 m)

Bioclimatic detailsExpert
Annual mean temp.
13,7°C
Annual rain
870mm
Warmest month
27,4°C
Coldest month
2,5°C
Mean alt.
216m
Min
138m
Max
483m
Std. dev.
76m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(95 %)Temperate

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

6,9

Org. C

41,9g/kg

Clay

29,6%

Sand

30,3%

Silt

40,1%

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
6,8
Org. C
70,9g/kg
Clay
28,7%
Sand
30,6%
Silt
40,7%
5–15 cm
pH H₂O
6,9
Org. C
32,1g/kg
Clay
28,0%
Sand
30,8%
Silt
41,1%
15–30 cm
pH H₂O
6,9
Org. C
22,8g/kg
Clay
32,1%
Sand
29,4%
Silt
38,5%

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

Land cover

Forest39.3%
Crops4.9%
Built-up0.9%
Bare soil4.0%
Other (grassland, water…)50.8%

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

Hydrology1 basins · 0 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

8,2km

Basins crossed

1

Max stream order

2

Max drainage

1 806km²

Discharge in basins

0,0m³/s

Mean precip.

722mm/an

Mean T°

12,9°C

Moisture idx

-0,26

Max snow

5%

Mean runoff

585mm/an

Mean elev. (basins)

346m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,4nW

Built-up

95,3%

Pesticides

42,1kg/km²

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

Protected areas2

IUCN V · 1IUCN Not Reported · 1

Minervois

IUCN Not Reported

Special Protection Area (Birds Directive) · 2020

249 km²

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.