Ontologia

County · USA

Chelan

United States

DsbCold, dry summer, warm summer(54 %)

Species observed

5 518

Observations

794 778

Area

7 749,3km²

Ecological tissue

Sample of 33 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 Chelan : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 74 interactions GloBI sur 4 types (connectance 14.0%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
33
Interactions affichées
74
Connectance
0.140
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

5 518 distinct species · 794 778 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

794 778 obs · 238 cellules
Obs. / cellule
≥ 82 888
6 572–82 887
1 134–6 571
420–1 133
< 420

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

Climate

Mean T°

4,7°C

Annual rain

1 314mm

Warmest m°

23,0°C

Coldest m°

-8,0°C

Elevation: 1 208 m on average (min 192 m, max 2 429 m)

Bioclimatic detailsExpert
Annual mean temp.
4,7°C
Annual rain
1 314mm
Warmest month
23,0°C
Coldest month
-8,0°C
Mean alt.
1 208m
Min
192m
Max
2 429m
Std. dev.
504m
Köppen-Geiger (dominant)
DsbCold, dry summer, warm summer(54 %)Cold

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

Soil & lithology

pH H₂O

5,9

Org. C

46,3g/kg

Clay

8,4%

Sand

53,9%

Silt

37,7%

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

Dominant lithology: mtGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
67,1g/kg
Clay
8,3%
Sand
53,6%
Silt
38,0%
5–15 cm
pH H₂O
5,9
Org. C
42,5g/kg
Clay
8,4%
Sand
53,9%
Silt
37,7%
15–30 cm
pH H₂O
5,9
Org. C
29,3g/kg
Clay
8,5%
Sand
54,3%
Silt
37,2%

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

Land cover

Forest49.5%
Crops0.7%
Built-up0.2%
Bare soil9.5%
Other (grassland, water…)40.1%

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

Hydrology30 basins · 26 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

1 621,2km

Lake surface here

147,67km²

Basins crossed

30

Max stream order

7

Max drainage

235 072km²

Discharge in basins

9 428,4m³/s

Mean precip.

962mm/an

Mean T°

4,3°C

Moisture idx

0,08

Max snow

48%

Mean runoff

728mm/an

Mean elev. (basins)

1 209m

Watersheds crossing here

21 more basins

Lakes (26, top by area)

17 more lakes

Rivers / streams (100, ord ≥ 4)

88 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

16,8%

Pesticides

9,8kg/km²

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

Protected areas50

IUCN V · 36IUCN Ib · 6IUCN Not Assigned · 4IUCN Ia · 3IUCN II · 1
Complete list

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