| 词条 | Pregolya River |
| 释义 |
| name = Pregolya River | image = Gvardeisk_town_russia_view.jpg | image_size = | image_caption = The Pregolya River in Gvardeysk. | source1_location = Instruch and Angrapa confluence | mouth_location = Vistula Lagoon Baltic Sea | subdivision_type1 = Country | subdivision_name1 = Russia | length = | source1_elevation = | mouth_elevation = | discharge1_avg = {{convert|90|m3/s|abbr=on}} | basin_size = {{convert|15,500|km2|abbr=on}} }} The Pregolya or Pregola ({{lang-ru|Прего́ля}}; {{lang-de|Pregel}}; {{lang-lt|Prieglius}}; {{lang-pl|Pregoła}}) is a river in the Russian Kaliningrad Oblast exclave. OverviewIt starts as a confluence of the Instruch and the Angrapa and drains into the Baltic Sea through the Vistula Lagoon. Its length under the name of Pregolya is 123 km, 292 km including the Angrapa. The basin has an area of 15,500 km². The average flow is 90 m³/s. Euler's Seven Bridges of Königsberg problem was based on the river's bridges in Königsberg, now Kaliningrad. A possible ancient name by Ptolemy of the Pregolya River is Chronos, although other theories identify Chronos as a much larger river, the Nemunas. Cities and towns
Tributaries
See also
References{{coord|54|41|N|20|23|E|display=title|region:RU_type:river_source:GNS-enwiki}}{{Authority control}}{{Portal bar|Russia}}{{KaliningradOblast-geo-stub}}{{Russia-river-stub}} 2 : Rivers of Kaliningrad Oblast|Pregolya basin |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。