- Source: Szarlejka (creek)
Szarlejka is a creek in Silesian Voivodeship in Poland. It is a right tributary of Brynica. Its length is 11,9 km (approximately 7 mi). It flows through Bytom, Radzionków and Piekary Śląskie, where it flows in a tunnel for approximately 600 meters (0.37 mi).