Lac du Bourget - Marais de Chautagne
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 2003
55 km²
Commune · FRA
France
Species observed
1 115
Observations
6 081
Area
16,4km²
Sample of 41 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).
Tissu écologique de Saint-Pierre-de-Curtille : 36 espèces + 5 bulles famille, 78 interactions GloBI documentées sur 6 types (connectance 9.5%, filtre Serrano α=0.2). Les 5 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
1 115 distinct species · 6 081 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Mean T°
11,8°C
Annual rain
1 262mm
Warmest m°
25,3°C
Coldest m°
-2,4°C
Elevation: 357 m on average (min 231 m, max 835 m)
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
pH H₂O
6,3
Org. C
50,9g/kg
Clay
28,0%
Sand
33,4%
Silt
38,6%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Savoie
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology metrics for this exact territory
Lake surface here
6,18km²
Basins crossed
3
Max drainage
14 054km²
Discharge in basins
16,9m³/s
Mean precip.
990mm/an
Mean T°
9,5°C
Moisture idx
0,10
Max snow
12%
Mean runoff
639mm/an
Mean elev. (basins)
580m
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Pop. density
0hab/km²
Night light
0,1nW
Built-up
35,7%
Pesticides
0,1kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Wetland of International Importance (Ramsar Site) · 2003
55 km²
Special Areas of Conservation (Habitats Directive) · 2023
55 km²
Special Protection Area (Birds Directive) · 2022
55 km²
Special Areas of Conservation (Habitats Directive) · 2016
32 km²
Special Protection Area (Birds Directive) · 2018
31 km²
Land acquired by a regional conservatory of natural areas · 2011
0 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN
ZNIEFF, Natura 2000, INPN protected spaces, BNV-D pesticides, Naïades water quality, SAFRAN fine climate, BRGM lithology — Layer FR to load in Phase 2.