Rivière· 103 segments
Sông Đáy
Crosses 20 administrative regions : Chương Mỹ, Gia Viễn, Hoa Lư, Hoài Đức, Hà Đông +15
Total length
245km
Max discharge
174,8m³/s
Max Strahler
6
Segments matched
103
River geography20 admin regions · 0 communes
20 administrative regions crossed (GADM L2)
- Thanh LiêmHà Nam · Vietnam36.9 kmin this dpt
- Ứng HòaHà Nội · Vietnam35.5 kmin this dpt
- Yên KhánhNinh Bình · Vietnam32.1 kmin this dpt
- Ý YênNam Định · Vietnam32.0 kmin this dpt
- Mỹ ĐứcHà Nội · Vietnam29.3 kmin this dpt
- Thanh OaiHà Nội · Vietnam22.6 kmin this dpt
- Kim BảngHà Nam · Vietnam18.5 kmin this dpt
- Nghĩa HưngNam Định · Vietnam15.1 kmin this dpt
- Chương MỹHà Nội · Vietnam15.0 kmin this dpt
- Hoài ĐứcHà Nội · Vietnam13.8 kmin this dpt
- Kim SơnNinh Bình · Vietnam12.0 kmin this dpt
- Hoa LưNinh Bình · Vietnam10.0 kmin this dpt
- Phủ LýHà Nam · Vietnam9.2 kmin this dpt
- Gia ViễnNinh Bình · Vietnam7.5 kmin this dpt
- Quốc OaiHà Nội · Vietnam5.7 kmin this dpt
- Phúc ThọHà Nội · Vietnam5.6 kmin this dpt
- Hà ĐôngHà Nội · Vietnam4.2 kmin this dpt
- Ninh BìnhNinh Bình · Vietnam4.0 kmin this dpt
- Lương SơnHoà Bình · Vietnam2.2 kmin this dpt
- Đan PhượngHà Nội · Vietnam2.2 kmin this dpt
4 intersecting protected areas
Red River Delta
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
Huong Son
IUCN VCultural and Historical Site
Van Long
IUCN Not ReportedNature Reserve
Wetland of International Importance (Ramsar Site)
1 page = 1 named river (aggregation of 103 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
30 distinct species · 36 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Sông Đáy : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
245km
Max discharge
174,8m³/s
Max Strahler
6
Segments matched
103
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.