Ontologia

Commune · CHE

Iragna

Switzerland

DfcCold, no dry season, cold summer(41 %)

Species observed

498

Observations

2 438

Area

18,2km²

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 Iragna : 21 espèces reliées par 78 interactions GloBI sur 5 types (connectance 14.8%, filtre Serrano α=0.2). 12 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
78
Connectance
0.148
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

498 distinct species · 2 438 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

2 438 obs · 1 cellules
Obs. / cellule
≥ 2 438
2 438–2 437
2 438–2 437
2 438–2 437
< 2 438

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

Climate

Mean T°

5,4°C

Annual rain

2 144mm

Warmest m°

19,5°C

Coldest m°

-9,7°C

Elevation: 1 319 m on average (min 287 m, max 2 167 m)

Bioclimatic detailsExpert
Annual mean temp.
5,4°C
Annual rain
2 144mm
Warmest month
19,5°C
Coldest month
-9,7°C
Mean alt.
1 319m
Min
287m
Max
2 167m
Std. dev.
563m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(41 %)Cold

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

Soil & lithology

pH H₂O

5,3

Org. C

66,3g/kg

Clay

17,8%

Sand

51,4%

Silt

30,9%

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

Dominant lithology: mtGLiMaggregated to Riviera

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
99,0g/kg
Clay
18,2%
Sand
50,8%
Silt
31,1%
5–15 cm
pH H₂O
5,3
Org. C
61,1g/kg
Clay
17,7%
Sand
50,9%
Silt
31,5%
15–30 cm
pH H₂O
5,3
Org. C
38,8g/kg
Clay
17,4%
Sand
52,5%
Silt
30,0%

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

Land cover

Forest51.1%
Crops2.0%
Built-up0.3%
Bare soil4.5%
Other (grassland, water…)42.1%

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

Hydrology2 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

5,1km

Basins crossed

2

Max stream order

4

Max drainage

1 971km²

Discharge in basins

0,8m³/s

Mean precip.

1 561mm/an

Mean T°

3,2°C

Moisture idx

0,65

Max snow

36%

Mean runoff

1 363mm/an

Mean elev. (basins)

1 714m

Watersheds crossing here

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

30,5%

Pesticides

2,4kg/km²

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

Protected areas3

IUCN IV · 3

Lanche di Iragna

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Iragna

IUCN IV

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

0 km²

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