Ontologia

Commune · KHM

Roleang Chak

Cambodia

AwTropical, savannah(100 %)

Species observed

58

Observations

106

Area

24,4km²

Ecological tissue

Sample of 25 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 Roleang Chak : 23 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 23 interactions GloBI sur 3 types (connectance 7.1%, filtre Serrano α=0.2). 3 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
26
Interactions affichées
23
Connectance
0.071
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

58 distinct species · 106 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Densité d'observations

106 obs · 1 cellules
Obs. / cellule
≥ 106
106–105
106–105
106–105
< 106

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

Climate

Mean T°

27,9°C

Annual rain

1 237mm

Warmest m°

35,0°C

Coldest m°

21,4°C

Elevation: 33 m on average (min 25 m, max 47 m)

Bioclimatic detailsExpert
Annual mean temp.
27,9°C
Annual rain
1 237mm
Warmest month
35,0°C
Coldest month
21,4°C
Mean alt.
33m
Min
25m
Max
47m
Std. dev.
5m
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

12,9g/kg

Clay

34,6%

Sand

36,2%

Silt

29,2%

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

Dominant lithology: smGLiMaggregated to Samraong Tong

3 soil depths detailedExpert
0–5 cm
pH H₂O
5,8
Org. C
25,1g/kg
Clay
33,6%
Sand
36,5%
Silt
29,8%
5–15 cm
pH H₂O
5,9
Org. C
6,8g/kg
Clay
33,5%
Sand
36,9%
Silt
29,6%
15–30 cm
pH H₂O
6,0
Org. C
6,8g/kg
Clay
36,5%
Sand
35,2%
Silt
28,2%

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

Land cover

Forest9.7%
Crops65.3%
Built-up1.4%
Bare soil1.6%
Other (grassland, water…)22.0%

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

Hydrology1 basins · 0 lakes · 1 rivers

Hydrology metrics for this exact territory

Stream length here

1,1km

Basins crossed

1

Max stream order

1

Max drainage

7 329km²

Discharge in basins

0,8m³/s

Mean precip.

1 331mm/an

Mean T°

27,5°C

Moisture idx

-0,14

Mean runoff

534mm/an

Mean elev. (basins)

33m

Watersheds crossing here

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

Human pressure

Pop. density

3hab/km²

Night light

0,4nW

Built-up

135,1%

Pesticides

39,0kg/km²

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