| Osobłoga Osoblaha | |
|---|---|
 The Osobłoga inKrapkowice | |
 | |
| Location | |
| Countries | |
| Region/ Voivodeship | |
| Physical characteristics | |
| Source | |
| • location | Petrovice,Zlatohorská Highlands |
| • coordinates | 50°12′42″N17°25′25″E / 50.21167°N 17.42361°E /50.21167; 17.42361 |
| • elevation | 743 m (2,438 ft) |
| Mouth | |
• location | Oder |
• coordinates | 50°28′33″N17°58′15″E / 50.47583°N 17.97083°E /50.47583; 17.97083 |
• elevation | 158 m (518 ft) |
| Length | 65.5 km (40.7 mi) |
| Basin size | 921.1 km2 (355.6 sq mi) |
| Discharge | |
| • average | 2.08 m3/s (73 cu ft/s) on the Czech-Polish border |
| Basin features | |
| Progression | Oder→Baltic Sea |
TheOsobłoga (Czech:Osoblaha,German:Hotzenplotz) is a river in theCzech Republic andPoland, a left tributary of theOder. It flows through theMoravian-Silesian Region in the Czech Republic and through theOpole Voivodeship in Poland. It is 65.5 km (40.7 mi) long.
The origin of the name is unclear.[1] The name is of pre-Slavic origin and there is a theory that name may be derived from the rootas-, meaning 'dry'.[2]
The Osobłoga originates in the territory ofPetrovice in theZlatohorská Highlands at an elevation of 743 m (2,438 ft) and flows toKrapkowice, where it merges with the Oder River at an elevation of 158 m (518 ft). It is 65.5 km (40.7 mi) long, of which 36.1 km (22.4 mi)[3] is in the Czech Republic. Itsdrainage basin has an area of 921.1 km2 (355.6 sq mi), of which 758 km2 (293 sq mi) is in Poland[4] and 163.1 km2 (63.0 sq mi) is in the Czech Republic.[5]
The longest tributaries of the Osobłoga are:[3]
| Tributary | Length (km) | Side |
|---|---|---|
| Prudnik / Prudník | 36.1 | left |
| Biała | 35.2 | left |
| Hrozová / Grozowy | 19.9 | right |
| Mušlov | 13.9 | right |
| Lužná | 11.5 | right |
The river flows through the municipal territories ofPetrovice,Janov,Jindřichov,Vysoká,Dívčí Hrad,Bohušov andOsoblaha in the Czech Republic and through the territories of the gminas ofGłogówek,Głubczyce,Strzeleczki andKrapkowice in Poland.
There are no fishponds or reservoirs built on the Osobłoga.[6]
Among the protected animal species living in the Osobłoga are thecommon minnow,Alpine bullhead andbrook lamprey. The river is a nesting place for thecommon kingfisher.[6]
Tributaries of theOder | ||
|---|---|---|
| Main tributaries of the left bank |  | |
| Main tributaries of the right bank | ||
| Distributary | ||
| Cities and towns | ||
