Ontologia

Commune · CHN

Ruian

China

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

Species observed

590

Observations

1 906

Area

1 354km²

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 Ruian : 29 espèces reliées par 38 interactions GloBI sur 3 types (connectance 6.4%, filtre Serrano α=0.2). 6 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
38
Connectance
0.064
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

590 distinct species · 1 906 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 906 obs · 35 cellules
Obs. / cellule
≥ 855
105–854
26–104
8–25
< 8

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

Climate

Mean T°

17,9°C

Annual rain

1 939mm

Warmest m°

30,4°C

Coldest m°

2,8°C

Elevation: 209 m on average (min -63 m, max 1 005 m)

Bioclimatic detailsExpert
Annual mean temp.
17,9°C
Annual rain
1 939mm
Warmest month
30,4°C
Coldest month
2,8°C
Mean alt.
209m
Min
-63m
Max
1 005m
Std. dev.
225m
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

5,7

Org. C

28,8g/kg

Clay

29,9%

Sand

23,7%

Silt

46,5%

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

Dominant lithology: paGLiMaggregated to Wenzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,7
Org. C
45,0g/kg
Clay
29,3%
Sand
24,3%
Silt
46,5%
5–15 cm
pH H₂O
5,7
Org. C
25,8g/kg
Clay
29,6%
Sand
23,5%
Silt
46,9%
15–30 cm
pH H₂O
5,8
Org. C
15,8g/kg
Clay
30,7%
Sand
23,3%
Silt
46,0%

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

Land cover

Forest47.0%
Crops13.5%
Built-up3.2%
Bare soil1.7%
Other (grassland, water…)34.6%

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

Hydrology9 basins · 3 lakes · 15 rivers

Hydrology metrics for this exact territory

Stream length here

168,6km

Lake surface here

0,52km²

Basins crossed

9

Max stream order

4

Max drainage

14 754km²

Discharge in basins

125,4m³/s

Mean precip.

1 698mm/an

Mean T°

17,5°C

Moisture idx

0,37

Mean runoff

810mm/an

Mean elev. (basins)

226m

Watersheds crossing here

Lakes (3, top by area)

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

Human pressure

Pop. density

10hab/km²

Night light

7,2nW

Built-up

322,4%

Pesticides

68,3kg/km²

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