KARACHI, Sept 22: Over 250 swimmers are expected to participate in the two-day Sindh Open and junior championships starting from Sept 27 at Karachi Gymkhana, says a press release on Monday.

Habib Public School will defend the title, while Karachi Grammar School, Karachi Gymkhana, Karachi Club, Karachi Parsi Institute, CAS Senior, City School Beach Luxury Hotel, Olympic Club, CDGK Club and Aqua Club are other participants.