Milieux remarquables du Bas Bugey
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2016
45 km²
Commune · FRA
Arbignieu
France
CfaTemperate, no dry season, hot summer(73 %)
Species observed
1 785
Observations
23 198
Area
13,3km²
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 Arbignieu : 31 espèces + 5 bulles famille, 73 interactions GloBI documentées sur 6 types (connectance 11.6%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
36
Interactions affichées
73
Connectance
0.116
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
1 785 distinct species · 23 198 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
12,0°C
Annual rain
1 209mm
Warmest m°
25,8°C
Coldest m°
-1,8°C
Elevation: 292 m on average (min 242 m, max 361 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
12,0°C
Annual rain
1 209mm
Warmest month
25,8°C
Coldest month
-1,8°C
Mean alt.
292m
Min
242m
Max
361m
Std. dev.
48m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(73 %)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
55,2g/kg
Clay
25,5%
Sand
37,6%
Silt
36,9%
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
84,7g/kg
Clay
22,6%
Sand
39,0%
Silt
38,4%
5–15 cm
pH H₂O
6,7
Org. C
49,8g/kg
Clay
23,0%
Sand
38,3%
Silt
38,7%
15–30 cm
pH H₂O
6,7
Org. C
31,0g/kg
Clay
30,9%
Sand
35,4%
Silt
33,7%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest42.5%
Crops34.3%
Built-up0.4%
Bare soil1.0%
Other (grassland, water…)21.8%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology2 basins · 0 lakes · 1 rivers
Hydrology metrics for this exact territory
Stream length here
4,7km
Basins crossed
2
Max stream order
2
Max drainage
15 525km²
Discharge in basins
13,6m³/s
Mean precip.
964mm/an
Mean T°
10,0°C
Moisture idx
0,07
Max snow
10%
Mean runoff
652mm/an
Mean elev. (basins)
472m
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
Night light
0,6nW
Built-up
42,5%
Pesticides
3,9kg/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.