Rivière· 32 segments
แม่น้ำนครนายก
Crosses 6 administrative regions : Ban Na, Ban Sang, Bang Nam Prieo, Muang Nakhon Nayok, Ongkharak +1
Total length
120km
Max discharge
77,5m³/s
Max Strahler
5
Segments matched
32
River geography6 admin regions · 0 communes
6 administrative regions crossed (GADM L2)
- OngkharakNakhon Nayok · Thailand43.1 kmin this dpt
- Muang Nakhon NayokNakhon Nayok · Thailand37.3 kmin this dpt
- Ban NaNakhon Nayok · Thailand10.6 kmin this dpt
- Bang Nam PrieoChachoengsao · Thailand8.5 kmin this dpt
- Ban SangPrachin Buri · Thailand1.6 kmin this dpt
- Pak PhliNakhon Nayok · Thailand0.0 kmin this dpt
2 intersecting protected areas
Dong Phayayen-Khao Yai Forest Complex
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
Khao Yai
IUCN IINational Park and ASEAN Heritage Park
1 page = 1 named river (aggregation of 32 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
66 distinct species · 186 observations
Source: GBIF Occurrence snapshot 2026-05-01.
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).
Indicateurs du tissu écologique
Tissu écologique de แม่น้ำนครนายก : 21 espèces reliées par 26 interactions GloBI sur 3 types (connectance 8.7%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
120km
Max discharge
77,5m³/s
Max Strahler
5
Segments matched
32
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.