Ontologia

Commune · CHE

Aarau

Switzerland

CfbTemperate, no dry season, warm summer(100 %)

Species observed

4 094

Observations

93 929

Area

8,4km²

Ecological tissue

Sample of 20 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 Aarau : 7 espèces reliées par 121 interactions GloBI sur 5 types (connectance 37.2%, filtre Serrano α=0.2). 19 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
121
Connectance
0.372
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

4 094 distinct species · 93 929 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

93 929 obs · 1 cellules
Obs. / cellule
≥ 93 929
93 929–93 928
93 929–93 928
93 929–93 928
< 93 929

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

Climate

Mean T°

10,2°C

Annual rain

1 181mm

Warmest m°

23,7°C

Coldest m°

-2,6°C

Elevation: 401 m on average (min 380 m, max 481 m)

Bioclimatic detailsExpert
Annual mean temp.
10,2°C
Annual rain
1 181mm
Warmest month
23,7°C
Coldest month
-2,6°C
Mean alt.
401m
Min
380m
Max
481m
Std. dev.
23m
Köppen-Geiger (dominant)
CfbTemperate, no dry season, warm summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,3

Org. C

64,0g/kg

Clay

39,2%

Sand

22,5%

Silt

38,3%

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

Dominant lithology: smGLiMaggregated to Aarau

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,2
Org. C
92,9g/kg
Clay
39,5%
Sand
22,3%
Silt
38,1%
5–15 cm
pH H₂O
6,4
Org. C
60,1g/kg
Clay
38,7%
Sand
22,9%
Silt
38,5%
15–30 cm
pH H₂O
6,4
Org. C
39,1g/kg
Clay
39,5%
Sand
22,2%
Silt
38,3%

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

Land cover

Forest24.3%
Crops5.8%
Built-up9.8%
Bare soil0.2%
Other (grassland, water…)59.9%

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

Hydrology3 basins · 0 lakes · 2 rivers

Hydrology metrics for this exact territory

Stream length here

4,9km

Basins crossed

3

Max stream order

6

Max drainage

11 505km²

Discharge in basins

16,7m³/s

Mean precip.

1 049mm/an

Mean T°

8,8°C

Moisture idx

0,28

Max snow

18%

Mean runoff

754mm/an

Mean elev. (basins)

523m

Watersheds crossing here

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

Human pressure

Pop. density

15hab/km²

Night light

10,2nW

Built-up

978,7%

Pesticides

52,2kg/km²

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

Protected areas6

IUCN Not Assigned · 4IUCN IV · 2

Aarau-Rupperswil

IUCN IV

Federal Inventory of Alluvial Zones of National Importance · 2017

3 km²

Zurlindeninsel

IUCN IV

Federal Inventory of Amphibian Spawning Areas of National Importance · 2001

0 km²

Dossen

IUCN Not Assigned

Forest Reserves · 2023

0 km²

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