Ontologia

Commune · VNM

Sông Đà

Vietnam

CwaTemperate, dry winter, hot summer(98 %)

Species observed

51

Observations

103

Area

30,3km²

Ecological tissue

Sample of 7 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 Sông Đà : 6 espèces reliées par 5 interactions GloBI sur 1 type (connectance 23.8%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
7
Interactions affichées
5
Connectance
0.238
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

51 distinct species · 103 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

103 obs · 1 cellules
Obs. / cellule
≥ 103
103–102
103–102
103–102
< 103

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

Climate

Mean T°

22,6°C

Annual rain

2 069mm

Warmest m°

28,7°C

Coldest m°

11,5°C

Elevation: 575 m on average (min 238 m, max 1 125 m)

Bioclimatic detailsExpert
Annual mean temp.
22,6°C
Annual rain
2 069mm
Warmest month
28,7°C
Coldest month
11,5°C
Mean alt.
575m
Min
238m
Max
1 125m
Std. dev.
230m
Köppen-Geiger (dominant)
CwaTemperate, dry winter, hot summer(98 %)Temperate

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

Soil & lithology

pH H₂O

5,2

Org. C

29,9g/kg

Clay

35,8%

Sand

26,9%

Silt

37,4%

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

Dominant lithology: scGLiMaggregated to Thị Xã Mường Lay

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,2
Org. C
44,1g/kg
Clay
35,1%
Sand
27,6%
Silt
37,3%
5–15 cm
pH H₂O
5,2
Org. C
28,6g/kg
Clay
35,7%
Sand
26,8%
Silt
37,6%
15–30 cm
pH H₂O
5,3
Org. C
16,9g/kg
Clay
36,5%
Sand
26,3%
Silt
37,2%

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

Land cover

Forest77.7%
Crops1.1%
Built-up0.2%
Bare soil1.4%
Other (grassland, water…)19.6%

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

Hydrology3 basins · 0 lakes · 4 rivers

Hydrology metrics for this exact territory

Stream length here

9,9km

Basins crossed

3

Max stream order

6

Max drainage

32 728km²

Discharge in basins

66,6m³/s

Mean precip.

1 752mm/an

Mean T°

20,8°C

Moisture idx

0,20

Mean runoff

1 041mm/an

Mean elev. (basins)

832m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Built-up

20,6%

Pesticides

7,4kg/km²

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