| Gwda | |
|---|---|
 Gwda nearPiła | |
 | |
| Physical characteristics | |
| Mouth | |
• location | Noteć |
• coordinates | 53°03′18″N16°43′34″E / 53.0551°N 16.726°E /53.0551; 16.726 |
| Length | 140 km (87 mi) |
| Basin size | 4,947 km2 (1,910 sq mi) |
| Discharge | |
| • average | 27.9 m3/s (990 cu ft/s) |
| Basin features | |
| Progression | Noteć→Warta→Oder→Baltic Sea |
TheGwda (Polish:[ɡvda]ⓘ;German:Küddow) is ariver inPoland, a tributary of theNoteć. It has a length of 140 km (87 mi) and a basin area of 4,947 km2 (1,910 sq mi).[1] It begins atLake Studnica, northeast ofSzczecinek. Its upper course flows through many lakes. It runs through the town ofPiła.
Specialfishing rules and regulations regardingtrout are in effect for the following sections of the Gwda:[2]
The water of the Gwda was one of the purest in Poland in 1975. However, the water flows have since been degraded due to cities pumping non-processed sewage and industrial plants flushing chemicals and oil.[3]
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