HydroLAKES lake · #14167
Lac du Bourget
Surface area
42,56km²
Avg depth
68,9m
Volume
2 934,29km³
Shoreline
43,5km
Administrative coverage
1 dept-equivalent regions (GADM L2)
- SavoieAuvergne-Rhône-Alpes · France42.66 km²100.0% of lake
11 communes (L5)For countries with L5
- Brison-Saint-Innocent8.13 km²
- Saint-Pierre-de-Curtille6.18 km²
- Tresserve5.05 km²
- La Chapelle-du-Mont-du-Chat4.69 km²
- Chindrieux3.71 km²
- Saint-Germain-la-Chambotte3.50 km²
- Bourdeau3.03 km²
- Aix-les-Bains2.88 km²
- Conjux2.15 km²
- Le Bourget-du-Lac2.03 km²
- Viviers-du-Lac1.31 km²
10 intersecting protected areas
Lac du Bourget - Marais de Chautagne
IUCN Not ReportedWetland of International Importance (Ramsar Site)
42.60 km² overlap
Lac du Bourget et marais de Chautagne
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
42.59 km² overlap
Lac du Bourget et marais de Chautagne
IUCN Not ReportedSpecial Protection Area (Birds Directive)
42.59 km² overlap
Rives sud du bourget
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.42 km² overlap
Rives Sud Du Lac Du Bourget
IUCN IVBiotope Protection Order
0.34 km² overlap
Marais de chautagne
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.09 km² overlap
Rive du poete
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.03 km² overlap
Baie de memard
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.03 km² overlap
Baie de portout
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.02 km² overlap
1 more protected areassorted by overlap area
Domaine de buttet
IUCN IVLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)
0.00 km² overlap
Computed live · HydroLAKES × GADM × WDPA · cached after first hit.
Species present
5 143 distinct species · 143 559 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
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).
Indicateurs du tissu écologique
Tissu écologique de Lac du Bourget : 28 espèces reliées par 137 interactions GloBI sur 6 types (connectance 15.2%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Lake statistics (HydroLAKES)
Surface
42,56km²
Avg depth
68,9m
Volume
2 934,290km³
Watershed
594km²
Shoreline
43,5km
Shore dev. idx
1,88
Residence time
2 872days
Elevation
230m
HydroLAKES v1.0 (Messager et al. 2016) · 1.4M lacs ≥ 0.1 km² mondialement.