Sologne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2009
3 462 km²
Subdivision · FRA
Vierzon 2e Canton
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
5 115
Observations
146 230
Area
389,5km²
Ecological tissue
Sample of 41 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 Vierzon 2e Canton : 36 espèces + 5 bulles famille, 82 interactions GloBI documentées sur 4 types (connectance 10.0%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
41
Interactions affichées
82
Connectance
0.100
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
5 115 distinct species · 146 230 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,6°C
Annual rain
823mm
Warmest m°
24,4°C
Coldest m°
1,2°C
Elevation: 142 m on average (min 90 m, max 234 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,6°C
Annual rain
823mm
Warmest month
24,4°C
Coldest month
1,2°C
Mean alt.
142m
Min
90m
Max
234m
Std. dev.
20m
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
35,7g/kg
Clay
20,8%
Sand
41,8%
Silt
37,5%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Cher
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,7
Org. C
66,5g/kg
Clay
20,2%
Sand
42,5%
Silt
37,3%
5–15 cm
pH H₂O
6,0
Org. C
25,1g/kg
Clay
19,4%
Sand
43,2%
Silt
37,3%
15–30 cm
pH H₂O
6,0
Org. C
15,6g/kg
Clay
22,7%
Sand
39,6%
Silt
37,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest51.9%
Crops28.9%
Built-up0.4%
Bare soil0.3%
Other (grassland, water…)18.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology5 basins · 2 lakes · 15 rivers
Hydrology metrics for this exact territory
Stream length here
113,5km
Lake surface here
0,37km²
Basins crossed
5
Max stream order
5
Max drainage
9 281km²
Discharge in basins
13,7m³/s
Mean precip.
709mm/an
Mean T°
10,9°C
Moisture idx
-0,19
Max snow
8%
Mean runoff
234mm/an
Mean elev. (basins)
171m
Watersheds crossing here
Lakes (2, top by area)
Rivers / streams (15, ord ≥ 4)
- Le Barangeonord 2len here24.08 km68%total35 km
- La Sangeord 3len here12.61 km50%total25 km
- Le Guzonord 2len here11.71 km96%total12 km
- Le Croulasord 2len here9.45 km59%total16 km
- Le Colonetord 3len here9.29 km100%total9 km
- La Rèreord 3len here8.67 km14%total63 km
- Le Cherord 5len here7.70 km3%total260 km
- L'Herbonord 1len here6.48 km32%total20 km
- Le Naonord 4len here6.18 km38%total16 km
- La Siseord 1len here4.49 km100%total4 km
- L'Arnonord 4len here3.19 km3%total127 km
- La Lerneord 1len here3.17 km100%total3 km
3 more river segmentssorted by Strahler order + length
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,2nW
Built-up
37,3%
Pesticides
29,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas7
IUCN Not Reported · 4IUCN IV · 3
Vallée de l'Yèvre
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2017
5 km²
Îlots de marais et coteaux calcaires au Nord-Ouest de la Champagne Berrichonne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
4 km²
ile du prieure (l\')
IUCN IVLand acquired by a regional conservatory of natural areas · 2004
0 km²
oupillere (l\')
IUCN IVLand acquired by a regional conservatory of natural areas · 2005
0 km²
prairies de guzon (les)
IUCN IVLand acquired by a regional conservatory of natural areas · 1996
0 km²
Complete list7 protected areas
- SologneSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20093 462 km²
- Vallée de l'YèvreSpecial Protection Area (Birds Directive)IUCN Not Reported20175 km²
- Îlots de marais et coteaux calcaires au Nord-Ouest de la Champagne BerrichonneSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20164 km²
- ile du prieure (l\')Land acquired by a regional conservatory of natural areasIUCN IV20040 km²
- oupillere (l\')Land acquired by a regional conservatory of natural areasIUCN IV20050 km²
- prairies de guzon (les)Land acquired by a regional conservatory of natural areasIUCN IV19960 km²
- Site à chauves-souris de Vignoux-sur-BarangeonSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20070 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
Sub-administrations8
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.