Wolf Rock is widely rated Australia's best shark dive and one of the most important marine sites on the east coast. It is a chain of volcanic pinnacles lined up roughly north to south off Double Island Point – the last significant rocky outcrop before K'gari. The two southern pinnacles break the surface; to the north the peaks become progressively deeper. Diveplanit describes a sheer wall on the southern side dropping to 33 m and a series of gutters on the northern side in 20-30 m; Wolf Rock Dive gives the maximum depth as 38 m.

The site's significance lies in its grey nurse sharks. The east coast population of this critically endangered species numbers only about 400 breeding individuals, and Wolf Rock is the only known gestation site for pregnant females on the eastern Australian coast. The Queensland Government fully protected the rock in December 2003 and it now sits within a Marine National Park zone overlaid by a Grey Nurse Shark designated area, expanded in May 2024 to include nearby Round Rock, The Pinnacles and the base of Double Island Point. Sharks are present year-round – reviews describe 40-50 on a dive – and are most numerous from December to July.

The sharks are not the only big animals. Wolf Rock Dive lists reef manta rays (March-October, seen on about half of dives), leopard sharks (November-March), schools of 100-plus eagle rays (August-February), Queensland gropers that aggregate on November full moons, olive sea snakes, three species of turtle and humpback whales in winter. The rock is draped in black coral trees, soft corals, gorgonians, sea whips and sponges, and barracuda, trevally and kingfish school in the current.

It is a demanding dive: depth, strong summer currents, surge near the surface and unpredictable visibility all mean the operator wants 'reasonably competent' divers. Its protected status means strict behaviour – no touching, chasing or blocking sharks. For experienced divers it is a benchmark Australian dive.

Rainbow Beach is about 2.5 hours' drive north of Brisbane (via the Bruce Highway and Gympie, then the Rainbow Beach Road). Wolf Rock Dive Centre's trips meet at the shop in Rainbow Beach at 8 am; boats launch from the Carlo Point boat ramp on Tin Can Bay inlet, a few minutes' drive north-west of town, and cross the Wide Bay Bar before running south-east along the coast to Double Island Point – about 40 minutes to Wolf Rock. Trips return around 2-2.30 pm.

Divers descend a fixed line or mooring; the dive boat moors on an authorised mooring rather than anchoring on the rock. Private access is not practical – the site is effectively dived only with Wolf Rock Dive.

The Rainbow Beach sites sit off the exposed Cooloola coast with no shelter from south-easterly trade winds or easterly swell, and every trip must also cross the Wide Bay Bar, one of the most dangerous bar crossings in Queensland. Wolf Rock Dive cancels when waves exceed about 1.8 m or winds exceed about 20 knots. North-westerly and westerly winds (common on winter mornings) produce the flattest seas.

Currents are strongest in summer and can run hard over the pinnacles; visibility is highly unpredictable (5-50 m, averaging 10-15 m) and drops after easterly blows. Water ranges from about 27°C in February to 19°C in August. Humpback whales pass June-October.

Descend the line to the reef and follow the guide into the gutters on the northern side (20-30 m), where the grey nurse sharks hold in the current. Settle low and still beside the gutter – never swim into it or block the sharks' path – and let them pass. Work back up the pinnacle face towards the shallower southern peaks, finishing among the black coral and schooling fish at 10-15 m before ascending the line.

Nitrox is included by the operator and extends time at depth; watch your computer closely.

Wolf Rock Dive includes nitrox on charters. Deep profiles in the northern gutters (25-30 m) – monitor NDL closely.

Wolf Rock Dive Centre (Rainbow Beach) – daily double-dive charters (weather permitting) from Carlo Point, maximum 10 divers split into two guided groups; the only regular operator at these sites.