Basse vallée de l'Ain, confluence Ain-Rhône
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2014
34 km²
Commune · FRA
Saint-Jean-le-Vieux
France
CfaTemperate, no dry season, hot summer(50 %)
Species observed
2 386
Observations
41 420
Area
15,4km²
Ecological tissue
Sample of 32 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-Jean-le-Vieux : 20 espèces reliées par 116 interactions GloBI sur 6 types (connectance 19.5%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
35
Interactions affichées
116
Connectance
0.195
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
2 386 distinct species · 41 420 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,8°C
Annual rain
1 433mm
Warmest m°
25,5°C
Coldest m°
-1,0°C
Elevation: 289 m on average (min 238 m, max 449 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,8°C
Annual rain
1 433mm
Warmest month
25,5°C
Coldest month
-1,0°C
Mean alt.
289m
Min
238m
Max
449m
Std. dev.
60m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(50 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,5
Org. C
37,6g/kg
Clay
26,4%
Sand
27,0%
Silt
46,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Ain
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,4
Org. C
62,5g/kg
Clay
24,0%
Sand
27,2%
Silt
48,8%
5–15 cm
pH H₂O
6,5
Org. C
28,0g/kg
Clay
24,0%
Sand
26,3%
Silt
49,7%
15–30 cm
pH H₂O
6,5
Org. C
22,1g/kg
Clay
31,1%
Sand
27,4%
Silt
41,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest29.3%
Crops44.4%
Built-up1.3%
Bare soil1.1%
Other (grassland, water…)23.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 3 rivers
Hydrology metrics for this exact territory
Stream length here
6,5km
Basins crossed
2
Max stream order
2
Max drainage
3 098km²
Discharge in basins
7,0m³/s
Mean precip.
960mm/an
Mean T°
9,9°C
Moisture idx
0,10
Max snow
10%
Mean runoff
742mm/an
Mean elev. (basins)
464m
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
0,8nW
Built-up
131,0%
Pesticides
42,5kg/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.