Ontologia

Commune · CHN

Gejiu

China

CwbTemperate, dry winter, warm summer(52 %)

Species observed

677

Observations

1 424

Area

1 559km²

Ecological tissue

Sample of 42 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 Gejiu : 36 espèces reliées par 60 interactions GloBI sur 5 types (connectance 6.3%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
44
Interactions affichées
60
Connectance
0.063
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

677 distinct species · 1 424 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 424 obs · 30 cellules
Obs. / cellule
≥ 637
225–636
8–224
3–7
< 3

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

Climate

Mean T°

18,0°C

Annual rain

1 202mm

Warmest m°

25,0°C

Coldest m°

6,8°C

Elevation: 1 536 m on average (min 244 m, max 2 602 m)

Bioclimatic detailsExpert
Annual mean temp.
18,0°C
Annual rain
1 202mm
Warmest month
25,0°C
Coldest month
6,8°C
Mean alt.
1 536m
Min
244m
Max
2 602m
Std. dev.
513m
Köppen-Geiger (dominant)
CwbTemperate, dry winter, warm summer(52 %)Temperate

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

Soil & lithology

pH H₂O

5,9

Org. C

28,3g/kg

Clay

32,3%

Sand

28,7%

Silt

39,0%

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

Dominant lithology: scGLiMaggregated to Honghe Hani and Yi

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
41,2g/kg
Clay
31,8%
Sand
29,2%
Silt
39,0%
5–15 cm
pH H₂O
5,9
Org. C
25,4g/kg
Clay
31,7%
Sand
29,0%
Silt
39,3%
15–30 cm
pH H₂O
5,9
Org. C
18,2g/kg
Clay
33,5%
Sand
27,9%
Silt
38,6%

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

Land cover

Forest43.2%
Crops18.2%
Built-up0.9%
Bare soil1.8%
Other (grassland, water…)35.9%

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

Hydrology4 basins · 14 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

165,9km

Lake surface here

10,35km²

Basins crossed

4

Max stream order

6

Max drainage

33 077km²

Discharge in basins

97,6m³/s

Mean precip.

1 206mm/an

Mean T°

18,4°C

Moisture idx

-0,07

Mean runoff

592mm/an

Mean elev. (basins)

1 434m

Watersheds crossing here

Lakes (14, top by area)

5 more lakes

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

Human pressure

Pop. density

2hab/km²

Night light

0,8nW

Built-up

89,5%

Pesticides

82,1kg/km²

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