Les Grangettes
IUCN Not AssignedRAMSAR Sites · 1990
63 km²
Commune · FRA
Lac Léman
France
CfbTemperate, no dry season, warm summer(100 %)
Species observed
3 161
Observations
72 367
Area
242,8km²
Ecological tissue
Sample of 31 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 Lac Léman : 27 espèces + 4 bulles famille, 70 interactions GloBI documentées sur 3 types (connectance 15.1%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).
Espèces affichées
31
Interactions affichées
70
Connectance
0.150
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
3 161 distinct species · 72 367 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
11,7°C
Annual rain
1 301mm
Warmest m°
23,9°C
Coldest m°
-0,5°C
Elevation: 373 m on average (min 368 m, max 847 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
11,7°C
Annual rain
1 301mm
Warmest month
23,9°C
Coldest month
-0,5°C
Mean alt.
373m
Min
368m
Max
847m
Std. dev.
20m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
6,6
Org. C
53,3g/kg
Clay
26,5%
Sand
37,4%
Silt
36,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: scGLiMaggregated to Haute-Savoie
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
6,5
Org. C
83,7g/kg
Clay
26,2%
Sand
37,4%
Silt
36,4%
5–15 cm
pH H₂O
6,5
Org. C
46,7g/kg
Clay
26,3%
Sand
37,0%
Silt
36,7%
15–30 cm
pH H₂O
6,6
Org. C
29,4g/kg
Clay
27,0%
Sand
37,8%
Silt
35,2%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest0.4%
Crops0.0%
Built-up0.1%
Bare soil0.0%
Other (grassland, water…)99.5%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology3 basins · 1 lakes · 8 rivers
Hydrology metrics for this exact territory
Stream length here
14,4km
Lake surface here
240,42km²
Basins crossed
3
Max stream order
3
Max drainage
7 971km²
Discharge in basins
37,4m³/s
Mean precip.
1 155mm/an
Mean T°
7,4°C
Moisture idx
0,28
Max snow
31%
Mean runoff
935mm/an
Mean elev. (basins)
901m
Watersheds crossing here
Lakes (1, top by area)
Rivers / streams (8, ord ≥ 4)
- La Morgeord 6len here5.32 km8%total65 km
- La Dranseord 4len here3.59 km16%total22 km
- Le Pamphiotord 2len here1.86 km20%total10 km
- Ruisseau de Gorgeord 3len here1.40 km14%total10 km
- Le Vionord 2len here0.96 km18%total5 km
- Le Redonord 2len here0.72 km8%total9 km
- L'Arenaord 3len here0.38 km2%total16 km
- L'Hermanceord 2len here0.20 km2%total11 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,4nW
Built-up
5,4%
Pesticides
27,3kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas15
IUCN IV · 9IUCN Not Reported · 5IUCN Not Assigned · 1
Les Grangettes
IUCN IVWetland of International Importance (Ramsar Site) · 1990
63 km²
Les Grangettes (VD,VS)
IUCN IVFederal Inventory of Reserves for Waterbirds and Migratory Birds of International and National Imp. · 1991
60 km²
Rives du Lac Léman
IUCN Not ReportedWetland of International Importance (Ramsar Site) · 1991
19 km²
Lac Léman
IUCN Not ReportedSpecial Protection Area (Birds Directive) · 2018
14 km²
Lac Léman
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive) · 2019
14 km²
Complete list15 protected areas
- Les GrangettesRAMSAR SitesIUCN Not Assigned199063 km²
- Les GrangettesWetland of International Importance (Ramsar Site)IUCN IV199063 km²
- Les Grangettes (VD,VS)Federal Inventory of Reserves for Waterbirds and Migratory Birds of International and National Imp.IUCN IV199160 km²
- Rives du Lac LémanWetland of International Importance (Ramsar Site)IUCN Not Reported199119 km²
- Lac LémanSpecial Protection Area (Birds Directive)IUCN Not Reported201814 km²
- Lac LémanSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported201914 km²
- Delta de la DranseSpecial Protection Area (Birds Directive)IUCN Not Reported20181 km²
- Delta de la DranseSpecial Areas of Conservation (Habitats Directive)IUCN Not Reported20081 km²
- Delta De La DranseNational Nature ReserveIUCN IV19801 km²
- Roselières Du Lac LémanBiotope Protection OrderIUCN IV20180 km²
- La chataigniereLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)IUCN IV19990 km²
- Le miroirLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)IUCN IV19800 km²
- Estuaire de la dranseLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)IUCN IV20060 km²
- Pre curieuxLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)IUCN IV19970 km²
- SaugeyLand acquired by Conservatoire du Littoral (national seaside and lakeside conservancy)IUCN IV20210 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.