Tui Gallaher was a normal teenager, going for a swim with his cousin on a hot summer's evening at Maroubra. Geoffrey Blackadder, 60, went into the surf to rescue young relatives from a rip at Wooli Beach. Two-year-old Henry Tran tumbled into a garden pond. Robbi and Charli Manago were 23 months old when they entered their backyard swimming pool in Kellyville Ridge. Vera Peacock was two when she did the same. Sujan Adhikari was a 29-year-old masters student from Nepal who went for a dip at Wattamolla Lagoon on Christmas Day.