Plaine de Villefagnan
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2019
96 km²
Commune · FRA
Saint-Fraigne
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
820
Observations
4 685
Area
32,5km²
Ecological tissue
Sample of 40 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-Fraigne : 29 espèces reliées par 113 interactions GloBI sur 5 types (connectance 12.5%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
43
Interactions affichées
113
Connectance
0.125
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
820 distinct species · 4 685 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,5°C
Annual rain
878mm
Warmest m°
25,0°C
Coldest m°
2,3°C
Elevation: 90 m on average (min 72 m, max 120 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,5°C
Annual rain
878mm
Warmest month
25,0°C
Coldest month
2,3°C
Mean alt.
90m
Min
72m
Max
120m
Std. dev.
10m
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
7,1
Org. C
31,8g/kg
Clay
32,8%
Sand
18,4%
Silt
48,9%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Charente
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
7,0
Org. C
49,1g/kg
Clay
32,2%
Sand
18,9%
Silt
48,9%
5–15 cm
pH H₂O
7,2
Org. C
28,4g/kg
Clay
33,5%
Sand
16,7%
Silt
49,8%
15–30 cm
pH H₂O
7,2
Org. C
17,9g/kg
Clay
32,5%
Sand
19,6%
Silt
47,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest10.1%
Crops68.7%
Built-up0.3%
Bare soil1.6%
Other (grassland, water…)19.3%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
12,2km
Basins crossed
1
Max stream order
3
Max drainage
5 486km²
Discharge in basins
1,1m³/s
Mean precip.
859mm/an
Mean T°
12,1°C
Moisture idx
-0,07
Max snow
2%
Mean runoff
535mm/an
Mean elev. (basins)
82m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
34,7%
Pesticides
42,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas5
IUCN IV · 4IUCN Not Reported · 1
marais de saint-fraigne
IUCN IVLand acquired by a regional conservatory of natural areas · 2000
0 km²
entre couture et divise
IUCN IVLand acquired by a regional conservatory of natural areas · 2024
0 km²
tourbieres de chantemerle
IUCN IVLand acquired by a regional conservatory of natural areas · 2024
0 km²
zones humides du territoire aume-couture
IUCN IVLand acquired by a regional conservatory of natural areas · 2022
0 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.