Ontologia

Commune · CHE

Saint-Cergue

Switzerland

DfbCold, no dry season, warm summer(90 %)

Species observed

2 571

Observations

46 380

Area

25,4km²

Ecological tissue

Sample of 32 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 Saint-Cergue : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) + 4 bulles famille, 35 interactions GloBI documentées sur 5 types (connectance 7.1%, filtre Serrano α=0.2). Les 4 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
32
Interactions affichées
35
Connectance
0.071
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

2 571 distinct species · 46 380 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

46 380 obs · 1 cellules
Obs. / cellule
≥ 46 380
46 380–46 379
46 380–46 379
46 380–46 379
< 46 380

Source : GBIF — observations agrégées par hexagones 0.027° × 0.027° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

6,8°C

Annual rain

1 728mm

Warmest m°

18,6°C

Coldest m°

-4,6°C

Elevation: 1 177 m on average (min 661 m, max 1 419 m)

Bioclimatic detailsExpert
Annual mean temp.
6,8°C
Annual rain
1 728mm
Warmest month
18,6°C
Coldest month
-4,6°C
Mean alt.
1 177m
Min
661m
Max
1 419m
Std. dev.
159m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(90 %)Cold

CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)

Soil & lithology

pH H₂O

5,6

Org. C

76,2g/kg

Clay

34,5%

Sand

26,6%

Silt

38,9%

Average over 0-30 cm. Per-depth details in expert panel.

Dominant lithology: scGLiMaggregated to Nyon

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
120,3g/kg
Clay
34,1%
Sand
26,8%
Silt
39,1%
5–15 cm
pH H₂O
5,6
Org. C
71,5g/kg
Clay
35,3%
Sand
26,1%
Silt
38,5%
15–30 cm
pH H₂O
5,6
Org. C
36,8g/kg
Clay
34,2%
Sand
26,8%
Silt
39,1%

SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)

Land cover

Forest53.0%
Crops17.6%
Built-up0.5%
Bare soil0.4%
Other (grassland, water…)28.6%

Copernicus Global Land Cover 100m (Buchhorn et al. 2020)

Hydrology3 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

7,2km

Basins crossed

3

Max stream order

1

Max drainage

7 971km²

Discharge in basins

5,1m³/s

Mean precip.

1 085mm/an

Mean T°

8,6°C

Moisture idx

0,23

Max snow

27%

Mean runoff

978mm/an

Mean elev. (basins)

663m

Watersheds crossing here

Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10

Human pressure

Pop. density

1hab/km²

Night light

0,2nW

Built-up

45,4%

Pesticides

36,7kg/km²

GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)

Protected areas10

IUCN IV · 5IUCN Not Assigned · 2IUCN Ia · 2IUCN V · 1

Haut-Jura

IUCN V

Regional Nature Park · 1986

1 780 km²

Bois de Ban

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2017

1 km²

L'Arzière

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

0 km²

Le Rosset

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

0 km²

Complete list

WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN