Ontologia

Commune · CHE

Duvin

Switzerland

DfcCold, no dry season, cold summer(58 %)

Species observed

760

Observations

2 508

Area

17,9km²

Ecological tissue

Sample of 32 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 Duvin : 21 espèces reliées par 84 interactions GloBI sur 6 types (connectance 14.1%, filtre Serrano α=0.2). 14 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
84
Connectance
0.141
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

760 distinct species · 2 508 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 508 obs · 1 cellules
Obs. / cellule
≥ 2 508
2 508–2 507
2 508–2 507
2 508–2 507
< 2 508

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

Climate

Mean T°

2,2°C

Annual rain

1 540mm

Warmest m°

16,7°C

Coldest m°

-13,0°C

Elevation: 1 728 m on average (min 969 m, max 2 537 m)

Bioclimatic detailsExpert
Annual mean temp.
2,2°C
Annual rain
1 540mm
Warmest month
16,7°C
Coldest month
-13,0°C
Mean alt.
1 728m
Min
969m
Max
2 537m
Std. dev.
401m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(58 %)Cold

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

Soil & lithology

pH H₂O

5,8

Org. C

73,6g/kg

Clay

21,6%

Sand

43,8%

Silt

34,6%

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
5,7
Org. C
108,1g/kg
Clay
22,2%
Sand
43,1%
Silt
34,7%
5–15 cm
pH H₂O
5,8
Org. C
72,3g/kg
Clay
21,9%
Sand
43,6%
Silt
34,5%
15–30 cm
pH H₂O
5,9
Org. C
40,4g/kg
Clay
20,5%
Sand
44,9%
Silt
34,6%

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

Land cover

Forest43.1%
Crops0.3%
Built-up0.1%
Bare soil5.1%
Other (grassland, water…)51.4%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

7,5km

Basins crossed

1

Max stream order

4

Max drainage

1 510km²

Discharge in basins

0,6m³/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

Night light

0,0nW

Built-up

5,6%

Pesticides

3,0kg/km²

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

Protected areas16

IUCN IV · 10IUCN Not Assigned · 6

Gatgs

IUCN Not Assigned

Forest Reserves · 2023

1 km²

Runca

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Bual

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

0 km²

Scuntras

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

0 km²

Plauncas

IUCN Not Assigned

Forest Reserves · 2023

0 km²

Prau da Cuolm

IUCN IV

Federal Inventory of Dry Grasslands and Pastures of National Importance · 2010

0 km²

Complete list

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