Ontologia

District · CHE

Albula

Switzerland

ETPolar, tundra(47 %)

Species observed

7 802

Observations

328 996

Area

710,8km²

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 Albula : 15 espèces reliées par 112 interactions GloBI sur 5 types (connectance 25.7%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
112
Connectance
0.258
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

7 802 distinct species · 328 996 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

328 996 obs · 20 cellules
Obs. / cellule
≥ 35 654
33 828–35 653
22 388–33 827
14 683–22 387
< 14 683

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

Climate

Mean T°

0,1°C

Annual rain

1 515mm

Warmest m°

14,7°C

Coldest m°

-15,6°C

Elevation: 2 069 m on average (min 953 m, max 3 071 m)

Bioclimatic detailsExpert
Annual mean temp.
0,1°C
Annual rain
1 515mm
Warmest month
14,7°C
Coldest month
-15,6°C
Mean alt.
2 069m
Min
953m
Max
3 071m
Std. dev.
466m
Köppen-Geiger (dominant)
ETPolar, tundra(47 %)Polar

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

Soil & lithology

pH H₂O

5,4

Org. C

64,8g/kg

Clay

18,4%

Sand

46,0%

Silt

35,6%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,3
Org. C
95,3g/kg
Clay
19,1%
Sand
45,3%
Silt
35,6%
5–15 cm
pH H₂O
5,4
Org. C
62,6g/kg
Clay
18,2%
Sand
46,0%
Silt
35,8%
15–30 cm
pH H₂O
5,4
Org. C
36,5g/kg
Clay
18,0%
Sand
46,7%
Silt
35,3%

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

Land cover

Forest22.1%
Crops0.5%
Built-up0.2%
Bare soil16.1%
Other (grassland, water…)61.2%

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

Hydrology4 basins · 2 lakes · 24 rivers

Hydrology metrics for this exact territory

Stream length here

215,1km

Lake surface here

1,27km²

Basins crossed

4

Max stream order

4

Max drainage

4 871km²

Discharge in basins

23,8m³/s

Mean precip.

1 397mm/an

Mean T°

1,4°C

Moisture idx

0,65

Max snow

54%

Mean runoff

1 061mm/an

Mean elev. (basins)

2 049m

Watersheds crossing here

Lakes (2, top by area)

Rivers / streams (24, ord ≥ 4)

12 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,2nW

Built-up

15,7%

Pesticides

7,2kg/km²

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

Protected areas100

IUCN IV · 85IUCN Not Assigned · 15

Piz Ela

IUCN IV

Federal Hunting Reserves · 1992

39 km²

Schin

IUCN Not Assigned

Forest Reserves · 2023

2 km²

Complete list

+ 40 protected areas (top 60 shown)

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

Sub-administrations23