Ontologia

County · TWN

Hualien

Taiwan

CfaTemperate, no dry season, hot summer(53 %)

Species observed

8 710

Observations

955 214

Area

4 535,3km²

Ecological tissue

Sample of 29 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 Hualien : 24 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 34 interactions GloBI sur 3 types (connectance 7.8%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
34
Connectance
0.078
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

8 710 distinct species · 955 214 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

955 214 obs · 137 cellules
Obs. / cellule
≥ 97 550
19 014–97 549
4 644–19 013
1 018–4 643
< 1 018

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

Climate

Mean T°

17,3°C

Annual rain

3 650mm

Warmest m°

24,5°C

Coldest m°

8,5°C

Elevation: 1 193 m on average (min -301 m, max 3 460 m)

Bioclimatic detailsExpert
Annual mean temp.
17,3°C
Annual rain
3 650mm
Warmest month
24,5°C
Coldest month
8,5°C
Mean alt.
1 193m
Min
-301m
Max
3 460m
Std. dev.
872m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(53 %)Temperate

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

Soil & lithology

pH H₂O

5,1

Org. C

76,6g/kg

Clay

31,9%

Sand

28,2%

Silt

39,9%

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

Dominant lithology: pbGLiM

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,1
Org. C
111,7g/kg
Clay
30,6%
Sand
29,6%
Silt
39,9%
5–15 cm
pH H₂O
5,1
Org. C
77,8g/kg
Clay
32,2%
Sand
27,5%
Silt
40,3%
15–30 cm
pH H₂O
5,1
Org. C
40,2g/kg
Clay
33,0%
Sand
27,6%
Silt
39,4%

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

Land cover

Forest71.4%
Crops3.9%
Built-up0.5%
Bare soil0.7%
Other (grassland, water…)23.5%

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

Hydrology10 basins · 3 lakes · 100 rivers

Hydrology metrics for this exact territory

Stream length here

1 380,7km

Lake surface here

1,42km²

Basins crossed

10

Max stream order

5

Max drainage

2 033km²

Discharge in basins

160,3m³/s

Mean precip.

2 461mm/an

Mean T°

17,0°C

Moisture idx

0,53

Mean runoff

1 472mm/an

Mean elev. (basins)

1 180m

Watersheds crossing here

1 more basins

Lakes (3, top by area)

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

1,0nW

Built-up

51,4%

Pesticides

45,1kg/km²

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

Protected areas9

IUCN IV · 7IUCN II · 2🌊 Marine · 2

Danda

IUCN IV

Major Wildlife Habitat · 2000

1 212 km²

Yushan

IUCN II

National Park · 1985

1 031 km²

Taroko

IUCN II

National Park · 1986

981 km²

Guanshan

IUCN IV

Major Wildlife Habitat · 2000

695 km²

Yuli

IUCN IV

Major Wildlife Habitat · 2000

114 km²

Complete list

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