Ontologia

Commune · CHE

Sierre

Switzerland

CfbTemperate, no dry season, warm summer(85 %)

Species observed

9 503

Observations

339 866

Area

19,3km²

Ecological tissue

Sample of 30 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 Sierre : 24 espèces + 6 bulles famille, 64 interactions GloBI documentées sur 4 types (connectance 14.7%, filtre Serrano α=0.2). Les 6 bulles regroupent des espèces visuellement absorbées par famille (≥3 espèces visibles).

Espèces affichées
30
Interactions affichées
64
Connectance
0.147
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

9 503 distinct species · 339 866 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

339 866 obs · 6 cellules
Obs. / cellule
≥ 115 041
115 041–115 040
79 917–115 040
69 837–79 916
< 69 837

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

Climate

Mean T°

9,0°C

Annual rain

749mm

Warmest m°

24,1°C

Coldest m°

-7,3°C

Elevation: 672 m on average (min 515 m, max 1 806 m)

Bioclimatic detailsExpert
Annual mean temp.
9,0°C
Annual rain
749mm
Warmest month
24,1°C
Coldest month
-7,3°C
Mean alt.
672m
Min
515m
Max
1 806m
Std. dev.
265m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(85 %)Temperate

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

59,4g/kg

Clay

20,8%

Sand

40,6%

Silt

38,6%

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

Dominant lithology: suGLiMaggregated to Sierre

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,1
Org. C
94,1g/kg
Clay
20,6%
Sand
40,3%
Silt
39,1%
5–15 cm
pH H₂O
6,1
Org. C
53,0g/kg
Clay
21,0%
Sand
40,4%
Silt
38,6%
15–30 cm
pH H₂O
6,1
Org. C
31,2g/kg
Clay
20,8%
Sand
41,0%
Silt
38,2%

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

Land cover

Forest23.6%
Crops10.3%
Built-up6.5%
Bare soil2.3%
Other (grassland, water…)57.3%

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

Hydrology3 basins · 0 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

17,6km

Basins crossed

3

Max stream order

5

Max drainage

2 794km²

Discharge in basins

12,1m³/s

Mean precip.

1 419mm/an

Mean T°

3,6°C

Moisture idx

0,48

Max snow

52%

Mean runoff

978mm/an

Mean elev. (basins)

1 609m

Watersheds crossing here

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

Human pressure

Pop. density

6hab/km²

Night light

5,5nW

Built-up

646,2%

Pesticides

41,3kg/km²

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

Protected areas14

IUCN IV · 10IUCN Not Assigned · 3IUCN Not Reported · 1

Finges

IUCN Not Assigned

Emerald Sites · 2009

20 km²

Pfynwald

IUCN IV

Federal Inventory of Alluvial Zones of National Importance · 1992

4 km²

Poutafontana

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

1 km²

Poutafontana

IUCN IV

Federal Inventory of Fenlands of National Importance · 1994

0 km²

Complete list

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