Lignon, Vizezy, Anzon et leurs affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
24 km²
Commune · FRA
Saint-Thomas-la-Garde
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 460
Observations
17 002
Area
3,5km²
Ecological tissue
Sample of 32 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-Thomas-la-Garde : 25 espèces + 7 bulles famille, 76 interactions GloBI documentées sur 5 types (connectance 15.3%, filtre Serrano α=0.2). Les 7 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
32
Interactions affichées
76
Connectance
0.153
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
1 460 distinct species · 17 002 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,2°C
Annual rain
943mm
Warmest m°
24,8°C
Coldest m°
-0,9°C
Elevation: 440 m on average (min 389 m, max 501 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,2°C
Annual rain
943mm
Warmest month
24,8°C
Coldest month
-0,9°C
Mean alt.
440m
Min
389m
Max
501m
Std. dev.
32m
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
5,9
Org. C
35,1g/kg
Clay
19,6%
Sand
52,0%
Silt
28,4%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: paGLiMaggregated to Loire
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,9
Org. C
54,2g/kg
Clay
19,2%
Sand
53,7%
Silt
27,2%
5–15 cm
pH H₂O
6,0
Org. C
32,2g/kg
Clay
18,7%
Sand
54,0%
Silt
27,2%
15–30 cm
pH H₂O
6,0
Org. C
18,8g/kg
Clay
20,9%
Sand
48,4%
Silt
30,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest11.3%
Crops48.2%
Built-up2.2%
Bare soil1.1%
Other (grassland, water…)37.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,0km
Basins crossed
2
Max stream order
2
Max drainage
5 113km²
Discharge in basins
0,1m³/s
Mean precip.
785mm/an
Mean T°
9,1°C
Moisture idx
-0,06
Max snow
12%
Mean runoff
283mm/an
Mean elev. (basins)
676m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,4nW
Built-up
218,6%
Pesticides
47,0kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas1
IUCN Not Reported · 1
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.