Ontologia

District · CHE

Obwalden

Switzerland

DfcCold, no dry season, cold summer(38 %)

Species observed

7 902

Observations

238 225

Area

483,2km²

Ecological tissue

Sample of 26 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 Obwalden : 16 espèces reliées par 106 interactions GloBI sur 7 types (connectance 26.1%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
29
Interactions affichées
106
Connectance
0.261
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

7 902 distinct species · 238 225 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

238 225 obs · 12 cellules
Obs. / cellule
≥ 46 128
35 052–46 127
25 110–35 051
16 648–25 109
< 16 648

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

Climate

Mean T°

4,8°C

Annual rain

2 040mm

Warmest m°

17,7°C

Coldest m°

-8,1°C

Elevation: 1 332 m on average (min 448 m, max 2 718 m)

Bioclimatic detailsExpert
Annual mean temp.
4,8°C
Annual rain
2 040mm
Warmest month
17,7°C
Coldest month
-8,1°C
Mean alt.
1 332m
Min
448m
Max
2 718m
Std. dev.
505m
Köppen-Geiger (dominant)
DfcCold, no dry season, cold summer(38 %)Cold

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

Soil & lithology

pH H₂O

5,5

Org. C

73,4g/kg

Clay

26,9%

Sand

35,6%

Silt

37,5%

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

Dominant lithology: scGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,4
Org. C
109,9g/kg
Clay
27,0%
Sand
35,5%
Silt
37,5%
5–15 cm
pH H₂O
5,5
Org. C
69,9g/kg
Clay
26,8%
Sand
35,6%
Silt
37,6%
15–30 cm
pH H₂O
5,6
Org. C
40,6g/kg
Clay
26,9%
Sand
35,6%
Silt
37,5%

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

Land cover

Forest37.6%
Crops6.1%
Built-up0.6%
Bare soil5.0%
Other (grassland, water…)50.7%

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

Hydrology6 basins · 5 lakes · 37 rivers

Hydrology metrics for this exact territory

Stream length here

143,5km

Lake surface here

9,84km²

Basins crossed

6

Max stream order

3

Max drainage

1 757km²

Discharge in basins

29,4m³/s

Mean precip.

1 411mm/an

Mean T°

5,7°C

Moisture idx

0,54

Max snow

57%

Mean runoff

1 202mm/an

Mean elev. (basins)

1 151m

Watersheds crossing here

Lakes (5, top by area)

Rivers / streams (37, ord ≥ 4)

25 more river segments

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

Human pressure

Pop. density

0hab/km²

Night light

0,3nW

Built-up

57,4%

Pesticides

36,0kg/km²

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

Protected areas100

IUCN IV · 70IUCN Not Assigned · 26IUCN Not Reported · 2IUCN Ia · 2

Hutstock

IUCN IV

Federal Hunting Reserves · 1992

35 km²

Hahnen

IUCN IV

Federal Hunting Reserves · 1992

21 km²

Complete list

+ 40 protected areas (top 60 shown)

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

Sub-administrations7