Authorities cite murky, rain-fed water and step up aerial and drone patrols as events are canceled and swimmers turned away.
SYDNEY, AUSTRALIA — Dozens of beaches along Australia’s east coast were closed early this week after four shark attacks in less than two days from Sydney Harbour to the Mid North Coast, leaving two people critically injured and prompting lifeguards to sweep the shoreline with helicopters, jet skis and drones.
Officials in New South Wales moved quickly after the rare cluster. The closures stretched across Sydney’s Northern Beaches and parts of the Mid North Coast as lifesavers warned of poor visibility and heightened shark activity after heavy rain. The incidents — involving a 12-year-old boy at Vaucluse, an 11-year-old whose surfboard was bitten at Dee Why, a 27-year-old man at Manly, and a 39-year-old surfer at Point Plomer — rattled a state that prides itself on ocean swimming. Surf lifesaving leaders said assessments were ongoing and that beaches would reopen only after patrols and water checks showed risks had eased.
Emergency calls began Sunday, Jan. 18, about 4:20 p.m., when a 12-year-old jumping from rocks near Shark Beach in Vaucluse was pulled from brackish harbour water by friends with severe leg injuries. Police said Marine Area Command officers reached the scene within minutes and the boy was taken to the Children’s Hospital at Randwick in critical condition. Lifesaving officials later said weekend downpours sent freshwater and sediment into the harbour, creating the murk that bull sharks favor. By late Monday morning, Jan. 19, lifeguards at Dee Why reported a “large” bite taken from an 11-year-old’s surfboard; the child was unhurt and got to shore on his own. Several hours later, bystanders dragged a bleeding 27-year-old from the surf at North Steyne in Manly and used a board leash as a tourniquet before paramedics rushed him to Royal North Shore Hospital. On Tuesday morning, Jan. 20, a 39-year-old at Point Plomer, near Crescent Head, suffered cuts and grazes when a shark bit his board and was treated at Kempsey District Hospital. “If you’re thinking about going for a swim, just go to a local pool,” Surf Life Saving NSW chief executive Steve Pearce said, describing shaken surfers and murky water along exposed beaches.
State fisheries scientists said bite patterns and the conditions pointed to bull sharks in at least two of the Sydney incidents, though final species confirmations were pending. Police Marine Area Command Superintendent Joseph McNulty said heavy rain likely set up a “perfect storm” — low visibility in brackish water and splashing near rocky ledges — that can draw sharks close to shore. Northern Beaches Council closed all guarded beaches across the peninsula as lifesavers flew drones that struggled to see through silted water. Smart drumlines and extra patrols were deployed off Manly, Dee Why and Mona Vale. In the Mid North Coast, surf clubs from Crescent Head to Port Macquarie posted “shark sighted” boards and kept swimmers out as crews on jet skis roved outside the break. Hospitals reported one patient in stable condition after surgery and another in critical condition from leg wounds. The two younger boys were listed as injured and unharmed, respectively.
Summer shark encounters are not unusual in New South Wales, where warm currents, rainfall and bait fish can pull marine life toward estuaries. But four incidents in such a brief window are uncommon and revived memories of last year’s two fatal bites statewide. The harbour stretch at Vaucluse — near Hermitage Foreshore and Nielsen Park, long popular with families and nippers — is known for variable water clarity after storms. North Steyne at Manly is among Sydney’s busiest surf beaches, protected by patrols and surveillance during peak months. Point Plomer sits five hours north, past Kempsey, and is an isolated point break without nets or smart drumlines. Across the region, lifesavers rely on helicopters, fixed cameras and drones; however, all are limited when runoff and swell turn the water brown. The closures also hit Sydney’s summer calendar, pausing training for ocean swims and thinning crowds at coastal cafes as warnings spread.
Authorities said closures would be reviewed in rolling blocks as visibility improves and patrols report clear sweeps. Councils canceled some events outright, including the Sydney Harbour Splash, while others were reassessed day by day with added safeguards. Organizers of the Cole Classic ocean swim at Manly said they were preparing contingency plans and additional surveillance as conditions improved midweek. Fisheries officers added four smart drumlines off key beaches and increased acoustic monitoring at shark-tag receivers. Briefings between police, Surf Life Saving NSW and local councils were scheduled through the week, with updates expected each morning. Any decision to reopen would be paired with heightened staffing, aerial flights and messaging on tidal windows most likely to be affected by runoff.
On the sand, the mood shifted from midsummer bustle to a guarded quiet. “We’re lucky he walked in under his own steam,” said Matt Worrall, captain at the Kempsey-Crescent Head Surf Life Saving Club, after Tuesday’s Point Plomer bite. At Manly, shopkeepers rolled up awnings as red-and-yellow crews idled jet skis beside closed flags. Parents pointed out drone passes to children on the promenade, and a handful of surfers watched messy peaks from the seawall. “People are rattled,” Pearce said, adding that patrols would keep flying despite patchy visibility. In Rose Bay, where emergency boats launched Sunday, neighbours described sirens and a flurry of responders fanning across the foreshore as police taped off the rocks near the jump spot.
By late week, some beaches along the Northern Beaches corridor began phased reopenings after repeated aerial sweeps and improved water clarity, while others remained shut pending further checks. Extra smart drumlines and dawn patrols were expected to stay in place into the weekend of Jan. 24–25. Officials said the next status update would come with morning assessments and tide changes on Friday, Jan. 23. Lifesavers said they would continue to redeploy crews quickly if new sightings or poor visibility returned.
Author note: Last updated January 22, 2026.