Ontologia

Commune · FRA

Villers-le-Lac

France

DfbCold, no dry season, warm summer(73 %)

Species observed

2 522

Observations

32 514

Area

30,2km²

Ecological tissue

Sample of 23 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 Villers-le-Lac : 10 espèces reliées par 100 interactions GloBI sur 6 types (connectance 36.2%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
100
Connectance
0.362
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

2 522 distinct species · 32 514 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

32 514 obs · 1 cellules
Obs. / cellule
≥ 32 514
32 514–32 513
32 514–32 513
32 514–32 513
< 32 514

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

Climate

Mean T°

7,6°C

Annual rain

1 548mm

Warmest m°

20,1°C

Coldest m°

-4,2°C

Elevation: 938 m on average (min 809 m, max 1 121 m)

Bioclimatic detailsExpert
Annual mean temp.
7,6°C
Annual rain
1 548mm
Warmest month
20,1°C
Coldest month
-4,2°C
Mean alt.
938m
Min
809m
Max
1 121m
Std. dev.
91m
Köppen-Geiger (dominant)
DfbCold, no dry season, warm summer(73 %)Cold

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

Soil & lithology

pH H₂O

6,1

Org. C

74,5g/kg

Clay

37,9%

Sand

19,6%

Silt

42,5%

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

Dominant lithology: scGLiMaggregated to Doubs

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,0
Org. C
115,3g/kg
Clay
37,7%
Sand
19,3%
Silt
43,0%
5–15 cm
pH H₂O
6,1
Org. C
66,5g/kg
Clay
38,2%
Sand
19,5%
Silt
42,3%
15–30 cm
pH H₂O
6,1
Org. C
41,8g/kg
Clay
37,9%
Sand
20,0%
Silt
42,2%

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

Land cover

Forest43.2%
Crops21.5%
Built-up1.2%
Bare soil0.7%
Other (grassland, water…)33.4%

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

Hydrology2 basins · 2 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

9,6km

Lake surface here

0,42km²

Basins crossed

2

Max stream order

3

Max drainage

1 464km²

Discharge in basins

0,9m³/s

Mean precip.

1 282mm/an

Mean T°

6,7°C

Moisture idx

0,44

Max snow

29%

Mean runoff

836mm/an

Mean elev. (basins)

937m

Watersheds crossing here

Lakes (2, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

1,2nW

Built-up

117,8%

Pesticides

48,5kg/km²

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

Protected areas6

IUCN IV · 3IUCN Not Assigned · 2IUCN V · 1

Les Goudebas

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2003

0 km²

Les Goudebas

IUCN IV

Federal Inventory of Fenlands of National Importance · 1994

0 km²

Les Goudebas

IUCN Not Assigned

Private Nature Reserves · 2018

0 km²

La Caroline

IUCN Not Assigned

Forest Reserves · 2023

0 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.