Ontologia

Commune · CHE

Pratval

Switzerland

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

Species observed

2 772

Observations

25 565

Area

0,8km²

Ecological tissue

Sample of 27 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 Pratval : 14 espèces reliées par 138 interactions GloBI sur 5 types (connectance 27.8%, filtre Serrano α=0.2). 18 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
32
Interactions affichées
138
Connectance
0.278
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

2 772 distinct species · 25 565 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

25 565 obs · 1 cellules
Obs. / cellule
≥ 25 565
25 565–25 564
25 565–25 564
25 565–25 564
< 25 565

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

Climate

Mean T°

8,8°C

Annual rain

828mm

Warmest m°

23,3°C

Coldest m°

-6,7°C

Elevation: 728 m on average (min 659 m, max 889 m)

Bioclimatic detailsExpert
Annual mean temp.
8,8°C
Annual rain
828mm
Warmest month
23,3°C
Coldest month
-6,7°C
Mean alt.
728m
Min
659m
Max
889m
Std. dev.
71m
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

6,3

Org. C

55,4g/kg

Clay

19,0%

Sand

43,8%

Silt

37,2%

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

Dominant lithology: scGLiMaggregated to Hinterrhein

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,3
Org. C
81,4g/kg
Clay
20,6%
Sand
42,9%
Silt
36,5%
5–15 cm
pH H₂O
6,3
Org. C
53,3g/kg
Clay
18,5%
Sand
44,2%
Silt
37,3%
15–30 cm
pH H₂O
6,4
Org. C
31,5g/kg
Clay
18,0%
Sand
44,2%
Silt
37,7%

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

Land cover

Forest19.6%
Crops28.2%
Built-up3.3%
Bare soil1.6%
Other (grassland, water…)47.4%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,1km

Basins crossed

1

Max stream order

1

Max drainage

1 681km²

Discharge in basins

0,0m³/s

Mean precip.

1 402mm/an

Mean T°

1,3°C

Moisture idx

0,65

Max snow

49%

Mean runoff

1 060mm/an

Mean elev. (basins)

2 068m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

2hab/km²

Night light

0,3nW

Built-up

326,4%

Pesticides

0,1kg/km²

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