A lifeguard keeps watch at a wave lagoon

A lifeguard keeps watch at a wave lagoon

Sergio Dionisio/Bloomberg

A lifeguard keeps watch as people swim in a wave lagoon at the Darwin Waterfront precinct. As swimmers jump in the wave pool’s man-made surf, the local daily newspaper, the NT News, runs a tally of saltwater crocodiles caught near the city -- 71 by March 27.