Forêts alluviales et lônes du Haut Rhône
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2022
27 km²
Commune · FRA
Seyssel
France
CfaTemperate, no dry season, hot summer(75 %)
Species observed
1 623
Observations
19 094
Area
2,4km²
Ecological tissue
Sample of 36 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 Seyssel : 33 espèces + 3 bulles famille, 63 interactions GloBI documentées sur 5 types (connectance 10.0%, filtre Serrano α=0.2). Les 3 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
36
Interactions affichées
63
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
1 623 distinct species · 19 094 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,0°C
Annual rain
1 244mm
Warmest m°
25,6°C
Coldest m°
-2,0°C
Elevation: 293 m on average (min 283 m, max 469 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,0°C
Annual rain
1 244mm
Warmest month
25,6°C
Coldest month
-2,0°C
Mean alt.
293m
Min
283m
Max
469m
Std. dev.
14m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(75 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,7
Org. C
69,6g/kg
Clay
29,7%
Sand
32,2%
Silt
38,0%
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
6,6
Org. C
111,2g/kg
Clay
29,1%
Sand
32,5%
Silt
38,3%
5–15 cm
pH H₂O
6,7
Org. C
63,1g/kg
Clay
29,0%
Sand
32,3%
Silt
38,7%
15–30 cm
pH H₂O
6,7
Org. C
34,6g/kg
Clay
31,1%
Sand
31,9%
Silt
37,0%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest27.0%
Crops23.2%
Built-up2.6%
Bare soil1.1%
Other (grassland, water…)46.1%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
0,8km
Basins crossed
2
Max stream order
5
Max drainage
12 747km²
Discharge in basins
1,8m³/s
Mean precip.
1 101mm/an
Mean T°
8,6°C
Moisture idx
0,24
Max snow
16%
Mean runoff
948mm/an
Mean elev. (basins)
711m
Watersheds crossing here
Rivers / streams (1, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
3hab/km²
Night light
1,6nW
Built-up
258,2%
Pesticides
7,7kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Reported · 2
Forêts alluviales et lônes du Haut Rhône
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2023
27 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.