Haute vallée de l'Arnon et petits affluents
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
3 km²
Commune · FRA
Préveranges
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 218
Observations
16 308
Area
38,3km²
Ecological tissue
Sample of 31 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 Préveranges : 24 espèces reliées par 72 interactions GloBI sur 6 types (connectance 13.6%, filtre Serrano α=0.2). 9 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
33
Interactions affichées
72
Connectance
0.136
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
1 218 distinct species · 16 308 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
10,7°C
Annual rain
927mm
Warmest m°
23,4°C
Coldest m°
0,6°C
Elevation: 401 m on average (min 328 m, max 477 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
10,7°C
Annual rain
927mm
Warmest month
23,4°C
Coldest month
0,6°C
Mean alt.
401m
Min
328m
Max
477m
Std. dev.
40m
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
6,0
Org. C
33,8g/kg
Clay
19,4%
Sand
47,6%
Silt
33,0%
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
6,0
Org. C
53,8g/kg
Clay
19,1%
Sand
48,8%
Silt
32,0%
5–15 cm
pH H₂O
6,0
Org. C
28,2g/kg
Clay
18,6%
Sand
49,2%
Silt
32,2%
15–30 cm
pH H₂O
6,0
Org. C
19,3g/kg
Clay
20,4%
Sand
44,7%
Silt
34,9%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest14.8%
Crops55.0%
Built-up0.5%
Bare soil0.3%
Other (grassland, water…)29.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
7,6km
Basins crossed
3
Max stream order
1
Max drainage
3 273km²
Discharge in basins
0,3m³/s
Mean precip.
730mm/an
Mean T°
10,9°C
Moisture idx
-0,17
Max snow
5%
Mean runoff
240mm/an
Mean elev. (basins)
195m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Built-up
48,1%
Pesticides
31,4kg/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.