If you’re planning to go swimming in Uganda or white water rafting, kayaking or canoeing, don’t worry, the River Nile near Jinja is mostly fast flowing so there’s little chance that you will catch Bilharzia, although it’s not impossible. The Bilharzia (snail) larvae breed in the shallow waters of the reed beds.Just to be on the safe side, if you plan on swimming in Uganda, first read my page on How to avoid Bilharzia. Swimming in Uganda. Oh, the life of a volunteer TRA LA! Taking a dip below The Haven, River Nile, Jinja.I’ve been Grade 5 White Water rafting three times in Uganda.wimming in Uganda – or in the River Nile at Murchison Falls National Park to be precise – is an altogether different matter: do not under any circumstance consider dipping even a toe in the river. As well as having very strong currents, here the River Nile is a fantastic mass of man-eating crocs and hippo!