Complex sentence: Major tributaries of Halifax Bay to the north include Trebonne Creek, Cattle Creek, and Crystal Creek, while in the south the inflows are from Rollingstone Creek, Bluewater Creek, Black River and the Bohle River.
Split into simpler sentences: Major tributaries of Halifax Bay to the North include Trebonne Creek, Cattle Creek, and Crystal Creek. Whilst in the South the inflows are from Rollingstone Creek, Bluewater Creek, Black River and the Bohle River.