Basse vallée de l'Arnon
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
13 km²
Commune · FRA
Morlac
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
1 758
Observations
27 470
Area
32,9km²
Ecological tissue
Graphe en cours d’indexation
Calcul du tissu écologique de cette entité.
Le graphe apparaîtra automatiquement dès que le calcul est terminé (rafraîchissement toutes les 2s).
Species present
1 758 distinct species · 27 470 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,7°C
Annual rain
817mm
Warmest m°
24,6°C
Coldest m°
1,1°C
Elevation: 192 m on average (min 166 m, max 215 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,7°C
Annual rain
817mm
Warmest month
24,6°C
Coldest month
1,1°C
Mean alt.
192m
Min
166m
Max
215m
Std. dev.
12m
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
6,3
Org. C
25,4g/kg
Clay
24,1%
Sand
38,4%
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
6,3
Org. C
41,2g/kg
Clay
23,3%
Sand
38,9%
Silt
37,8%
5–15 cm
pH H₂O
6,4
Org. C
20,9g/kg
Clay
23,5%
Sand
37,6%
Silt
39,0%
15–30 cm
pH H₂O
6,4
Org. C
13,9g/kg
Clay
25,5%
Sand
38,7%
Silt
35,8%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest24.7%
Crops58.0%
Built-up0.3%
Bare soil0.3%
Other (grassland, water…)16.7%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
10,6km
Basins crossed
2
Max stream order
3
Max drainage
4 517km²
Discharge in basins
0,8m³/s
Mean precip.
725mm/an
Mean T°
11,0°C
Moisture idx
-0,18
Max snow
5%
Mean runoff
237mm/an
Mean elev. (basins)
182m
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
Built-up
26,6%
Pesticides
43,9kg/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.