Dong Phayayen-Khao Yai Forest Complex
IUCN Not ApplicableWorld Heritage Site (natural or mixed) · 2005
6 182 km²
District · THA
Muang Nakhon Nayok
Thailand
AwTropical, savannah(100 %)
Species observed
3 343
Observations
228 516
Area
816,5km²
Ecological tissue
Sample of 18 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 Muang Nakhon Nayok : 18 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 10 interactions GloBI sur 3 types (connectance 6.5%, filtre Serrano α=0.2).
Espèces affichées
18
Interactions affichées
10
Connectance
0.065
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
3 343 distinct species · 228 516 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
25,8°C
Annual rain
2 134mm
Warmest m°
32,5°C
Coldest m°
17,9°C
Elevation: 272 m on average (min 3 m, max 1 227 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
25,8°C
Annual rain
2 134mm
Warmest month
32,5°C
Coldest month
17,9°C
Mean alt.
272m
Min
3m
Max
1 227m
Std. dev.
339m
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
5,6
Org. C
21,6g/kg
Clay
38,1%
Sand
27,8%
Silt
34,1%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: smGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,6
Org. C
30,2g/kg
Clay
36,9%
Sand
28,5%
Silt
34,6%
5–15 cm
pH H₂O
5,6
Org. C
21,2g/kg
Clay
37,5%
Sand
28,1%
Silt
34,3%
15–30 cm
pH H₂O
5,6
Org. C
13,3g/kg
Clay
39,7%
Sand
26,8%
Silt
33,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest56.7%
Crops23.7%
Built-up1.3%
Bare soil0.5%
Other (grassland, water…)17.9%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology7 basins · 3 lakes · 10 rivers
Hydrology metrics for this exact territory
Stream length here
121,2km
Lake surface here
1,71km²
Basins crossed
7
Max stream order
4
Max drainage
10 091km²
Discharge in basins
23,6m³/s
Mean precip.
1 436mm/an
Mean T°
26,2°C
Moisture idx
-0,14
Mean runoff
664mm/an
Mean elev. (basins)
281m
Watersheds crossing here
- Bassin de คลองท่าด่านsub-area899,4 km²overlap544.50 km²67%
- Bassin de คลองบ้านนาsub-area686,6 km²overlap192.55 km²24%
- Bassin de คลองลำตะคองsub-area851,2 km²overlap43.82 km²5%
- Bassin de แม่น้ำนครนายกsub-area367,9 km²overlap18.04 km²2%
- Bassin de คลองมวกเหล็กsub-area656,2 km²overlap6.71 km²1%
- Bassin de แม่น้ำปราจีนบุรีsub-area2 640,3 km²overlap6.51 km²1%
- Bassin de แม่น้ำนครนายกsub-area122 km²overlap4.33 km²1%
Lakes (3, top by area)
Rivers / streams (10, ord ≥ 4)
- แม่น้ำนครนายกord 5len here37.26 km37%total101 km
- คลองพรหมณีord 2len here17.63 km100%total18 km
- คลองบางหอยord 4len here17.12 km64%total27 km
- คลองยี่สิบเก้าord 3len here15.39 km41%total37 km
- คลองลำตะคองord 4len here8.71 km5%total167 km
- คลองหนึ่งทรายมูลord 4len here8.65 km59%total15 km
- คลองนางรองord 2len here5.87 km98%total6 km
- คลองไผ่ord 1len here4.93 km100%total5 km
- คลองวังปลาจีดord 1len here4.83 km34%total14 km
- คลองท่าด่านord 2len here0.76 km2%total49 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
1hab/km²
Night light
1,5nW
Built-up
128,3%
Pesticides
12,4kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN Not Applicable · 1IUCN II · 1
Khao Yai
IUCN IINational Park and ASEAN Heritage Park · 1962
2 183 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN