Ontologia

Rivière· 178 segments

Sông Chảy

Crosses 12 administrative regions : Bảo Yên, Bắc Hà, Hoàng Su Phì, Lục Yên, Mường Khương +7

rivière

Total length

260km

Max discharge

219,5m³/s

Max Strahler

5

Segments matched

178

River geography12 admin regions · 0 communes

Parent watershed

hybas-40810087502329 km²

12 administrative regions crossed (GADM L2)

  • Bảo Yên
    Lào Cai · Vietnam
    91.3 km
    in this dpt
  • Bắc Hà
    Lào Cai · Vietnam
    72.9 km
    in this dpt
  • Lục Yên
    Yên Bái · Vietnam
    70.0 km
    in this dpt
  • Xín Mần
    Hà Giang · Vietnam
    63.4 km
    in this dpt
  • Yên Bình
    Yên Bái · Vietnam
    49.0 km
    in this dpt
  • Mường Khương
    Lào Cai · Vietnam
    34.9 km
    in this dpt
  • Si Ma Cai
    Lào Cai · Vietnam
    26.5 km
    in this dpt
  • Đoan Hùng
    Phú Thọ · Vietnam
    22.9 km
    in this dpt
  • Quang Bình
    Hà Giang · Vietnam
    7.9 km
    in this dpt
  • Yên Sơn
    Tuyên Quang · Vietnam
    6.5 km
    in this dpt
  • Hoàng Su Phì
    Hà Giang · Vietnam
    2.7 km
    in this dpt
  • Wenshan Zhuang and Miao
    Yunnan · China
    0.0 km
    in this dpt

1 intersecting protected areas

  • Thac Ba

    IUCN V

    Cultural and Historical Site

1 page = 1 named river (aggregation of 178 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

0 distinct species · 0 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Not enough documented interactions to build a meaningful graph for this territory.

Hydrology (HydroRIVERS v10)

Total length

260km

Max discharge

219,5m³/s

Max Strahler

5

Segments matched

178

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.