Ontologia

Commune · CHN

Xiamen

China

CfaTemperate, no dry season, hot summer(100 %)

Species observed

1 982

Observations

21 216

Area

556,7km²

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 Xiamen : 20 espèces reliées par 36 interactions GloBI sur 3 types (connectance 7.7%, filtre Serrano α=0.2). 11 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
36
Connectance
0.077
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

1 982 distinct species · 21 216 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

21 216 obs · 19 cellules
Obs. / cellule
≥ 5 662
3 675–5 661
832–3 674
410–831
< 410

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

Climate

Mean T°

21,2°C

Annual rain

1 582mm

Warmest m°

30,7°C

Coldest m°

8,6°C

Elevation: 83 m on average (min -38 m, max 719 m)

Bioclimatic detailsExpert
Annual mean temp.
21,2°C
Annual rain
1 582mm
Warmest month
30,7°C
Coldest month
8,6°C
Mean alt.
83m
Min
-38m
Max
719m
Std. dev.
131m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(100 %)Temperate

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

Soil & lithology

pH H₂O

6,0

Org. C

20,3g/kg

Clay

26,3%

Sand

33,5%

Silt

40,2%

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

Dominant lithology: paGLiMaggregated to Xiamen

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
33,7g/kg
Clay
24,5%
Sand
34,9%
Silt
40,6%
5–15 cm
pH H₂O
6,0
Org. C
16,2g/kg
Clay
25,8%
Sand
33,6%
Silt
40,6%
15–30 cm
pH H₂O
6,0
Org. C
11,0g/kg
Clay
28,6%
Sand
31,9%
Silt
39,5%

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

Land cover

Forest25.0%
Crops10.1%
Built-up10.6%
Bare soil2.7%
Other (grassland, water…)51.6%

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

Hydrology5 basins · 7 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

10,8km

Lake surface here

4,69km²

Basins crossed

5

Max stream order

2

Max drainage

9 717km²

Discharge in basins

7,6m³/s

Mean precip.

1 268mm/an

Mean T°

21,2°C

Moisture idx

0,12

Mean runoff

556mm/an

Mean elev. (basins)

87m

Watersheds crossing here

Lakes (7, top by area)

Rivers / streams (1, ord ≥ 4)

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

Human pressure

Pop. density

36hab/km²

Night light

27,1nW

Built-up

1 060,8%

Pesticides

66,8kg/km²

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