Ontologia

Commune · CHN

Changyang Tujia

China

CfaTemperate, no dry season, hot summer(51 %)

Species observed

733

Observations

1 565

Area

3 408,8km²

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 Changyang Tujia : 31 espèces reliées par 31 interactions GloBI sur 4 types (connectance 5.5%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
34
Interactions affichées
31
Connectance
0.055
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

733 distinct species · 1 565 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

1 565 obs · 38 cellules
Obs. / cellule
≥ 483
57–482
12–56
5–11
< 5

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

Climate

Mean T°

13,8°C

Annual rain

1 665mm

Warmest m°

27,5°C

Coldest m°

-3,0°C

Elevation: 842 m on average (min 87 m, max 2 030 m)

Bioclimatic detailsExpert
Annual mean temp.
13,8°C
Annual rain
1 665mm
Warmest month
27,5°C
Coldest month
-3,0°C
Mean alt.
842m
Min
87m
Max
2 030m
Std. dev.
449m
Köppen-Geiger (dominant)
CfaTemperate, no dry season, hot summer(51 %)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

29,7g/kg

Clay

25,2%

Sand

32,8%

Silt

42,1%

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

Dominant lithology: smGLiMaggregated to Yichang

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
46,7g/kg
Clay
24,5%
Sand
33,5%
Silt
42,0%
5–15 cm
pH H₂O
5,9
Org. C
26,3g/kg
Clay
24,8%
Sand
32,8%
Silt
42,3%
15–30 cm
pH H₂O
5,9
Org. C
16,1g/kg
Clay
26,2%
Sand
32,0%
Silt
41,8%

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

Land cover

Forest63.8%
Crops8.1%
Built-up0.1%
Bare soil0.5%
Other (grassland, water…)27.5%

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

Hydrology12 basins · 1 lakes · 7 rivers

Hydrology metrics for this exact territory

Stream length here

383,2km

Lake surface here

40,86km²

Basins crossed

12

Max stream order

6

Max drainage

981 191km²

Discharge in basins

1 501,4m³/s

Mean precip.

1 271mm/an

Mean T°

13,7°C

Moisture idx

0,20

Max snow

5%

Mean runoff

688mm/an

Mean elev. (basins)

854m

Watersheds crossing here

3 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

1hab/km²

Night light

0,1nW

Built-up

14,6%

Pesticides

80,8kg/km²

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