Affluents rive droite du Rhône
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2021
42 km²
Commune · FRA
Vion
France
CfaTemperate, no dry season, hot summer(77 %)
Species observed
1 322
Observations
8 422
Area
6,4km²
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
1 322 distinct species · 8 422 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,5°C
Annual rain
971mm
Warmest m°
26,6°C
Coldest m°
-0,0°C
Elevation: 256 m on average (min 126 m, max 414 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,5°C
Annual rain
971mm
Warmest month
26,6°C
Coldest month
-0,0°C
Mean alt.
256m
Min
126m
Max
414m
Std. dev.
93m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(77 %)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
39,5g/kg
Clay
22,2%
Sand
38,1%
Silt
39,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: mtGLiMaggregated to Ardèche
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,3
Org. C
61,4g/kg
Clay
20,6%
Sand
39,2%
Silt
40,2%
5–15 cm
pH H₂O
6,4
Org. C
33,7g/kg
Clay
20,7%
Sand
38,6%
Silt
40,7%
15–30 cm
pH H₂O
6,3
Org. C
23,4g/kg
Clay
25,4%
Sand
36,4%
Silt
38,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest38.4%
Crops20.7%
Built-up1.7%
Bare soil1.0%
Other (grassland, water…)38.2%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology1 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
2,6km
Basins crossed
1
Max stream order
7
Max drainage
53 316km²
Discharge in basins
15,8m³/s
Mean precip.
878mm/an
Mean T°
10,5°C
Moisture idx
-0,03
Max snow
6%
Mean runoff
397mm/an
Mean elev. (basins)
444m
Watersheds crossing here
Rivers / streams (3, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
0,6nW
Built-up
166,1%
Pesticides
44,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Milieux alluviaux du Rhône aval
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2008
21 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.