Ontologia

County · TWN

Chiayi County

Taiwan

CwaTemperate, dry winter, hot summer(83 %)

Species observed

7 676

Observations

1 405 825

Area

1 928,7km²

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 Chiayi County : 25 espèces dont 3 patrimoniales (LR IUCN CR/EN/VU) reliées par 39 interactions GloBI sur 3 types (connectance 8.4%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
39
Connectance
0.084
Patrimoniales
3
Plus dense que (national)0 %(top 100%)

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

Species present

7 676 distinct species · 1 405 825 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 405 825 obs · 60 cellules
Obs. / cellule
≥ 216 590
50 581–216 589
23 278–50 580
11 094–23 277
< 11 094

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

Climate

Mean T°

20,9°C

Annual rain

3 102mm

Warmest m°

27,6°C

Coldest m°

10,5°C

Elevation: 562 m on average (min -5 m, max 3 525 m)

Bioclimatic detailsExpert
Annual mean temp.
20,9°C
Annual rain
3 102mm
Warmest month
27,6°C
Coldest month
10,5°C
Mean alt.
562m
Min
-5m
Max
3 525m
Std. dev.
658m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(83 %)Temperate

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

Soil & lithology

pH H₂O

5,7

Org. C

36,6g/kg

Clay

30,5%

Sand

26,4%

Silt

43,1%

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

Dominant lithology: ssGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
55,6g/kg
Clay
29,4%
Sand
27,2%
Silt
43,4%
5–15 cm
pH H₂O
5,7
Org. C
33,5g/kg
Clay
30,0%
Sand
26,6%
Silt
43,4%
15–30 cm
pH H₂O
5,7
Org. C
20,6g/kg
Clay
32,1%
Sand
25,4%
Silt
42,5%

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

Land cover

Forest48.3%
Crops17.7%
Built-up2.4%
Bare soil1.6%
Other (grassland, water…)30.0%

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

Hydrology10 basins · 16 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

736,1km

Lake surface here

21,74km²

Basins crossed

10

Max stream order

4

Max drainage

1 379km²

Discharge in basins

76,8m³/s

Mean precip.

2 284mm/an

Mean T°

21,8°C

Moisture idx

0,39

Mean runoff

1 294mm/an

Mean elev. (basins)

334m

Watersheds crossing here

1 more basins

Lakes (16, top by area)

7 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

2hab/km²

Night light

3,1nW

Built-up

240,4%

Pesticides

56,5kg/km²

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

Protected areas7

IUCN IV · 5IUCN II · 1IUCN Ia · 1🌊 Marine · 1

Yushan

IUCN II

National Park · 1985

1 031 km²

Tashan

IUCN IV

Major Wildlife Habitat · 2001

7 km²

Lulinshan

IUCN IV

Major Wildlife Habitat · 2000

5 km²

Complete list

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