Ontologia

Commune · CHE

Tenna

Switzerland

DfcCold, no dry season, cold summer(50 %)

Species observed

607

Observations

863

Area

11,3km²

Ecological tissue

Sample of 38 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 Tenna : 28 espèces reliées par 76 interactions GloBI sur 6 types (connectance 10.3%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
39
Interactions affichées
76
Connectance
0.103
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

607 distinct species · 863 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

863 obs · 1 cellules
Obs. / cellule
≥ 863
863–862
863–862
863–862
< 863

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

Climate

Mean T°

1,8°C

Annual rain

1 426mm

Warmest m°

16,2°C

Coldest m°

-13,5°C

Elevation: 1 746 m on average (min 1 031 m, max 2 471 m)

Bioclimatic detailsExpert
Annual mean temp.
1,8°C
Annual rain
1 426mm
Warmest month
16,2°C
Coldest month
-13,5°C
Mean alt.
1 746m
Min
1 031m
Max
2 471m
Std. dev.
410m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(50 %)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

70,0g/kg

Clay

21,1%

Sand

40,3%

Silt

38,6%

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

Dominant lithology: suGLiMaggregated to Surselva

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,5
Org. C
96,9g/kg
Clay
22,2%
Sand
39,5%
Silt
38,4%
5–15 cm
pH H₂O
5,6
Org. C
72,3g/kg
Clay
21,4%
Sand
40,0%
Silt
38,7%
15–30 cm
pH H₂O
5,6
Org. C
40,9g/kg
Clay
19,8%
Sand
41,4%
Silt
38,7%

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

Land cover

Forest28.9%
Crops0.4%
Built-up0.1%
Bare soil5.9%
Other (grassland, water…)64.7%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

0,9km

Basins crossed

1

Max stream order

2

Max drainage

1 510km²

Discharge in basins

0,4m³/s

Mean precip.

1 639mm/an

Mean T°

1,6°C

Moisture idx

0,69

Max snow

47%

Mean runoff

1 219mm/an

Mean elev. (basins)

1 953m

Watersheds crossing here

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

0hab/km²

Built-up

12,0%

Pesticides

0,0kg/km²

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

Protected areas4

IUCN Not Assigned · 3IUCN IV · 1

Aclatobel

IUCN Not Assigned

Forest Reserves · 2023

4 km²

Gadastatt

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2021

0 km²

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