Silvertip shark

Resident year-round, particularly at Roca Partida.

CONANP, the Mexican protected-areas authority, states the tourist diving season as November to June, 07:00-18:00, with a park fee of $3,760 MXN per person per day. That corrects the commercial sources, which variously gave Nov-May and Nov-Jun/Jul. Encoded Nov-Jun open, Jul-Oct closed. The closure is operational and regulatory, not biological: mantas, silvertips and dolphins are resident through it.

Also at the feed.

Trips run year-round but the crossing is the constraint: Osprey Reef is about 350km from Cairns and around 20 hours of cruising in total, there and back, so the Coral Sea leg is dropped or rerouted in weather far more often than the sheltered Ribbon Reefs are. Dec-Feb is cyclone season in the region, hence 'limited'. Low operating