Ontologia

Rivière· 161 segments

Sông Gâm

Crosses 8 administrative regions : Baise, Bảo Lâm, Bảo Lạc, Bắc Mê, Chiêm Hóa +3

rivière

Total length

220km

Max discharge

404,4m³/s

Max Strahler

6

Segments matched

161

River geography8 admin regions · 0 communes

Parent watershed

hybas-40809981902461 km²

8 administrative regions crossed (GADM L2)

  • Bắc Mê
    Hà Giang · Vietnam
    101.5 km
    in this dpt
  • Chiêm Hóa
    Tuyên Quang · Vietnam
    76.3 km
    in this dpt
  • Lâm Bình
    Tuyên Quang · Vietnam
    75.8 km
    in this dpt
  • Bảo Lạc
    Cao Bằng · Vietnam
    73.4 km
    in this dpt
  • Nà Hang
    Tuyên Quang · Vietnam
    66.1 km
    in this dpt
  • Bảo Lâm
    Cao Bằng · Vietnam
    48.4 km
    in this dpt
  • Yên Sơn
    Tuyên Quang · Vietnam
    42.2 km
    in this dpt
  • Baise
    Guangxi · China
    1.4 km
    in this dpt

2 intersecting protected areas

  • Na Hang

    IUCN IV

    Nature Reserve

  • Bac Me

    IUCN Not Reported

    Nature Reserve

1 page = 1 named river (aggregation of 161 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

11 distinct species · 13 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

220km

Max discharge

404,4m³/s

Max Strahler

6

Segments matched

161

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