Ontologia

State · usa

California

United States

CsaTemperate, dry summer, hot summer(25 %)

Species observed

62 555

Observations

112 058 707

Area

409 585km²

Ecological tissue

Sample of 31 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 California : 18 espèces reliées par 72 interactions GloBI sur 3 types (connectance 15.5%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
72
Connectance
0.155
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

62 555 distinct species · 112 058 707 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

112 058 707 obs · 217 cellules
Obs. / cellule
≥ 6 308 019
1 125 911–6 308 018
319 886–1 125 910
135 878–319 885
< 135 878

Source : GBIF — observations agrégées par hexagones 0.2° × 0.2° (~22km), filtre précision coordonnée < 10 km. Fond carte : OpenFreeMap · © OpenStreetMap.

Climate

Mean T°

14,5°C

Annual rain

646mm

Warmest m°

31,9°C

Coldest m°

1,2°C

Elevation: 859 m on average (min -320 m, max 4 035 m)

Bioclimatic detailsExpert
Annual mean temp.
14,5°C
Annual rain
646mm
Warmest month
31,9°C
Coldest month
1,2°C
Mean alt.
859m
Min
-320m
Max
4 035m
Std. dev.
735m
Köppen-Geiger (dominant)
CsaTemperate, dry summer, hot summer(25 %)Temperate

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

Soil & lithology

pH H₂O

6,9

Org. C

26,1g/kg

Clay

20,9%

Sand

47,1%

Silt

32,0%

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

3 soil depths detailedExpert
0–5 cm
pH H₂O
6,9
Org. C
42,3g/kg
Clay
19,9%
Sand
47,7%
Silt
32,4%
5–15 cm
pH H₂O
6,9
Org. C
22,7g/kg
Clay
20,8%
Sand
47,2%
Silt
32,0%
15–30 cm
pH H₂O
6,9
Org. C
13,2g/kg
Clay
22,0%
Sand
46,5%
Silt
31,5%

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

Land cover

Forest25.0%
Crops7.9%
Built-up0.9%
Bare soil17.1%
Other (grassland, water…)49.1%

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

Hydrology593 basins · 50 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

18 109,9km

Lake surface here

3 722,48km²

Basins crossed

593

Max stream order

8

Max drainage

616 130km²

Discharge in basins

23 981,2m³/s

Mean precip.

536mm/an

Mean T°

13,7°C

Moisture idx

-0,55

Max snow

49%

Mean runoff

260mm/an

Mean elev. (basins)

856m

Watersheds crossing here

584 more basins

Lakes (50, top by area)

41 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

1hab/km²

Night light

1,5nW

Built-up

87,4%

Pesticides

15,3kg/km²

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

Protected areas100

IUCN Ib · 61IUCN V · 25IUCN II · 8IUCN Not Applicable · 2IUCN Not Assigned · 2IUCN Not Reported · 1IUCN IV · 1🌊 Marine · 12📍 Point sites · 10

Mojave

IUCN V

National Preserve · 1994

6 100 km²

Complete list

+ 40 protected areas (top 60 shown)

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

Sub-administrations49