Ontologia

Commune · CHE

Grandson

Switzerland

CfbTemperate, no dry season, warm summer(100 %)

Species observed

2 907

Observations

41 698

Area

5,4km²

Ecological tissue

Sample of 33 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 Grandson : 15 espèces reliées par 165 interactions GloBI sur 5 types (connectance 26.2%, filtre Serrano α=0.2). 21 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
36
Interactions affichées
165
Connectance
0.262
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

2 907 distinct species · 41 698 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

41 698 obs · 1 cellules
Obs. / cellule
≥ 41 698
41 698–41 697
41 698–41 697
41 698–41 697
< 41 698

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

Climate

Mean T°

10,8°C

Annual rain

1 131mm

Warmest m°

23,7°C

Coldest m°

-1,6°C

Elevation: 466 m on average (min 432 m, max 519 m)

Bioclimatic detailsExpert
Annual mean temp.
10,8°C
Annual rain
1 131mm
Warmest month
23,7°C
Coldest month
-1,6°C
Mean alt.
466m
Min
432m
Max
519m
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

6,2

Org. C

75,1g/kg

Clay

28,6%

Sand

35,4%

Silt

35,9%

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

Dominant lithology: scGLiMaggregated to Jura-North Vaudois

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
117,7g/kg
Clay
29,0%
Sand
35,1%
Silt
36,0%
5–15 cm
pH H₂O
6,2
Org. C
71,6g/kg
Clay
28,7%
Sand
35,7%
Silt
35,6%
15–30 cm
pH H₂O
6,2
Org. C
36,0g/kg
Clay
28,3%
Sand
35,5%
Silt
36,2%

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

Land cover

Forest7.0%
Crops59.4%
Built-up1.8%
Bare soil1.6%
Other (grassland, water…)30.2%

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

Hydrology1 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

3,2km

Basins crossed

1

Max stream order

2

Max drainage

2 688km²

Discharge in basins

0,1m³/s

Mean precip.

1 120mm/an

Mean T°

7,5°C

Moisture idx

0,30

Max snow

20%

Mean runoff

788mm/an

Mean elev. (basins)

761m

Watersheds crossing here

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

Human pressure

Pop. density

2hab/km²

Night light

1,3nW

Built-up

176,9%

Pesticides

57,3kg/km²

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