Ontologia

Commune · KHM

Pech Changvar

Cambodia

AwTropical, savannah(100 %)

Species observed

83

Observations

785

Area

55,8km²

Ecological tissue

Sample of 21 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 Pech Changvar : 16 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 20 interactions GloBI sur 3 types (connectance 9.5%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
21
Interactions affichées
20
Connectance
0.095
Patrimoniales
2
Plus dense que (national)0 %(top 100%)

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

Species present

83 distinct species · 785 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

785 obs · 1 cellules
Obs. / cellule
≥ 785
785–784
785–784
785–784
< 785

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

Climate

Mean T°

28,0°C

Annual rain

1 724mm

Warmest m°

34,1°C

Coldest m°

21,6°C

Elevation: 31 m on average (min 18 m, max 59 m)

Bioclimatic detailsExpert
Annual mean temp.
28,0°C
Annual rain
1 724mm
Warmest month
34,1°C
Coldest month
21,6°C
Mean alt.
31m
Min
18m
Max
59m
Std. dev.
9m
Köppen-Geiger (dominant)
AwTropical, savannah(100 %)Tropical

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

20,2g/kg

Clay

38,2%

Sand

30,4%

Silt

31,4%

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

Dominant lithology: pbGLiMaggregated to Baribour

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,9
Org. C
30,2g/kg
Clay
37,3%
Sand
31,2%
Silt
31,5%
5–15 cm
pH H₂O
5,9
Org. C
18,6g/kg
Clay
37,5%
Sand
30,7%
Silt
31,8%
15–30 cm
pH H₂O
6,0
Org. C
11,7g/kg
Clay
39,7%
Sand
29,3%
Silt
31,0%

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

Land cover

Forest29.6%
Crops42.6%
Built-up0.4%
Bare soil0.6%
Other (grassland, water…)26.8%

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

Hydrology2 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

5,6km

Basins crossed

2

Max stream order

1

Max drainage

55 325km²

Discharge in basins

18,7m³/s

Mean precip.

1 453mm/an

Mean T°

27,1°C

Moisture idx

-0,08

Mean runoff

629mm/an

Mean elev. (basins)

122m

Watersheds crossing here

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

Human pressure

Pop. density

1hab/km²

Built-up

40,0%

Pesticides

31,5kg/km²

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