Rivière· 51 segments
Цна
Crosses 6 administrative regions : Firovskiy rayon, Kuvshinovskiy rayon, Ostashkovskiy rayon, Selizharovskiy rayon, Vyshnevolotskiy rayon +1
Total length
1 461km
Max discharge
38m³/s
Max Strahler
5
Segments matched
51
River geography6 admin regions · 0 communes
6 administrative regions crossed (GADM L2)
- Firovskiy rayonTver' · Russia59.5 kmin this dpt
- Vyshnevolotskiy rayonTver' · Russia56.9 kmin this dpt
- Ostashkovskiy rayonTver' · Russia53.2 kmin this dpt
- Kuvshinovskiy rayonTver' · Russia38.7 kmin this dpt
- Selizharovskiy rayonTver' · Russia0.2 kmin this dpt
- Vyshniy VolocheTver' · Russia0.0 kmin this dpt
17 intersecting protected areas
Kuvshinovskij
IUCN IVState Natural Zakaznik
State Natural Zakaznik
Bor Firovskij
IUCN IVState Natural Zakaznik
State Natural Zakaznik
Boloto Aleksandrovskoe
IUCN IVState Natural Zakaznik
Boloto Klyuchevskoe
IUCN IVState Natural Zakaznik
Boloto Kolotovec
IUCN IVState Natural Zakaznik
State Natural Zakaznik
Boloto ZHidkaya pazuha
IUCN IVState Natural Zakaznik
8 more protected areassorted by area
Boloto Lukinskij CHistik
IUCN IVState Natural Zakaznik
Boloto LukinskijMoh
IUCN IVState Natural Zakaznik
Boloto Velikooktyabr`skoe
IUCN IVState Natural Zakaznik
Boloto Vasilevskij Moh
IUCN IVState Natural Zakaznik
Boloto Myaskovskij Moh
IUCN IVState Natural Zakaznik
Boloto Skomorohovskij Moh
IUCN IVState Natural Zakaznik
Boloto Klyuchevskij Moh
IUCN IVState Natural Zakaznik
Boloto Mogilevskij Moh
IUCN IVState Natural Zakaznik
1 page = 1 named river (aggregation of 51 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
1 461km
Max discharge
38,0m³/s
Max Strahler
5
Segments matched
51
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.