Ontologia

Commune · CHN

Gulin

China

CwaTemperate, dry winter, hot summer(87 %)

Species observed

286

Observations

508

Area

3 224,6km²

Ecological tissue

Sample of 30 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 Gulin : 28 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 28 interactions GloBI sur 5 types (connectance 6.4%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
30
Interactions affichées
28
Connectance
0.064
Patrimoniales
1
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Species present

286 distinct species · 508 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

508 obs · 28 cellules
Obs. / cellule
≥ 291
15–290
2–14
1–1
< 1

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

Climate

Mean T°

14,8°C

Annual rain

1 167mm

Warmest m°

27,6°C

Coldest m°

1,0°C

Elevation: 1 045 m on average (min 397 m, max 1 668 m)

Bioclimatic detailsExpert
Annual mean temp.
14,8°C
Annual rain
1 167mm
Warmest month
27,6°C
Coldest month
1,0°C
Mean alt.
1 045m
Min
397m
Max
1 668m
Std. dev.
242m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(87 %)Temperate

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

Soil & lithology

pH H₂O

5,6

Org. C

29,6g/kg

Clay

31,1%

Sand

25,6%

Silt

43,3%

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

Dominant lithology: smGLiMaggregated to Luzhou

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,6
Org. C
46,3g/kg
Clay
29,4%
Sand
27,0%
Silt
43,6%
5–15 cm
pH H₂O
5,6
Org. C
24,5g/kg
Clay
30,7%
Sand
25,6%
Silt
43,7%
15–30 cm
pH H₂O
5,7
Org. C
18,1g/kg
Clay
33,3%
Sand
24,1%
Silt
42,6%

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

Land cover

Forest63.9%
Crops13.1%
Built-up0.2%
Bare soil0.8%
Other (grassland, water…)22.0%

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

Hydrology11 basins · 1 lakes · 3 rivers

Hydrology metrics for this exact territory

Stream length here

224,6km

Lake surface here

0,20km²

Basins crossed

11

Max stream order

6

Max drainage

14 862km²

Discharge in basins

398,4m³/s

Mean precip.

1 064mm/an

Mean T°

15,1°C

Moisture idx

0,01

Max snow

5%

Mean runoff

573mm/an

Mean elev. (basins)

984m

Watersheds crossing here

2 more basins

Lakes (1, top by area)

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

Human pressure

Pop. density

2hab/km²

Night light

0,2nW

Built-up

16,7%

Pesticides

79,7kg/km²

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