Ontologia

Commune · CHN

Hongtong

China

BSkArid, steppe, cold(62 %)

Species observed

221

Observations

375

Area

1 482,7km²

Ecological tissue

Sample of 37 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 Hongtong : 28 espèces reliées par 64 interactions GloBI sur 5 types (connectance 9.1%, filtre Serrano α=0.2). 10 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
38
Interactions affichées
64
Connectance
0.091
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

221 distinct species · 375 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

375 obs · 10 cellules
Obs. / cellule
≥ 242
242–241
27–241
16–26
< 16

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

Climate

Mean T°

12,4°C

Annual rain

573mm

Warmest m°

30,3°C

Coldest m°

-7,2°C

Elevation: 741 m on average (min 434 m, max 2 012 m)

Bioclimatic detailsExpert
Annual mean temp.
12,4°C
Annual rain
573mm
Warmest month
30,3°C
Coldest month
-7,2°C
Mean alt.
741m
Min
434m
Max
2 012m
Std. dev.
289m
Köppen-Geiger (dominant)
BSkArid, steppe, cold(62 %)Arid

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

Soil & lithology

pH H₂O

7,8

Org. C

15,7g/kg

Clay

18,1%

Sand

38,9%

Silt

43,0%

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

Dominant lithology: ssGLiMaggregated to Linfen

3 soil depths detailedExpert
0–5 cm
pH H₂O
7,8
Org. C
24,5g/kg
Clay
17,7%
Sand
39,3%
Silt
43,1%
5–15 cm
pH H₂O
7,8
Org. C
12,6g/kg
Clay
18,1%
Sand
38,9%
Silt
42,9%
15–30 cm
pH H₂O
7,8
Org. C
10,0g/kg
Clay
18,4%
Sand
38,5%
Silt
43,1%

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

Land cover

Forest17.7%
Crops34.8%
Built-up2.5%
Bare soil3.2%
Other (grassland, water…)41.8%

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

Hydrology7 basins · 1 lakes · 8 rivers

Hydrology metrics for this exact territory

Stream length here

309,4km

Lake surface here

1,05km²

Basins crossed

7

Max stream order

6

Max drainage

31 101km²

Discharge in basins

72,1m³/s

Mean precip.

531mm/an

Mean T°

10,7°C

Moisture idx

-0,52

Max snow

1%

Mean runoff

46mm/an

Mean elev. (basins)

829m

Watersheds crossing here

Lakes (1, top by area)

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

Human pressure

Pop. density

4hab/km²

Night light

1,1nW

Built-up

255,0%

Pesticides

69,2kg/km²

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