Little Brother

Little Brother is one tear-shaped rock, and in good conditions it is a single dive: a drift right around the island on one tank, the current doing the work. You drop in off a zodiac, go down at once to beat the surface pull, and pick up the wall. Reef on one shoulder, open water on the other, hundreds of metres of it falling away below your fins. Every face is wall. The coral runs unbroken, gorgonian and black-coral sea fans on the western side, dense soft coral on the eastern, anthias over the top and table corals near the surface.

The sharks gather at the north plateau and in the blue above it. Hang at the cleaning station around 30 to 40 metres and watch. Hammerheads patrol overhead in summer, grey reef sharks work the wall, and the threshers, the island's signature, tend to sit deeper still, often below the recreational divers at the plateau. That depth is the catch. Chasing them down burns gas and no-deco time you do not have, so the discipline is to wait and let them rise. Oceanic whitetips, when they show, appear off the wall in open water after the drift has carried you well clear of the reef. The dive ends as it began, drifting to a zodiac pickup, the current and not the diver setting the route.

Little Brother is the connoisseur's island of the pair. Divers who have done both consistently rate its walls as the more beautiful, and the reason is pressure. Fewer boats moor here, so the coral grows thicker and cleaner than on its busier sibling. Soft coral runs the full circumference against the sheer drop. In an area defined by sharks and walls, this is where both concentrate: the compact form means one circuit delivers the whole island, and the north plateau is a dedicated shark station rather than one feature among many.

The trade-off is exposure. Little Brother is smaller and more open than its neighbour, the current bites harder, and it is the first of the two islands dropped from a trip when the sea gets up. For a diver choosing where to spend limited Brothers dives, it is the purest version of why they came: pristine wall, deep sharks, and a real chance the weather takes the day.

Photographers pick Little Brother over its neighbour for a reason. The soft coral is fuller and less trodden, and the western wall's sea-fan gardens are the wide-angle subject the area is known for. Bring a wide or fisheye setup and a torch to lift the colour in the overhangs and recesses. The upper wall rewards patience, where anthias swarm the table corals in the shallows and the reef glows in clear water. The sharks are harder won. Threshers sit deep, often beyond easy camera range, so the realistic frame is a grey reef on the wall or a hammerhead silhouette in the blue rather than a close portrait. Slow down, hold your trim in the drift without grabbing the reef, and let the wall come to you.

Exposure governs everything here. The current can turn severe, harder than at Big Brother, and downcurrents on the wall are the specific risk: if you feel yourself sinking, swim off the wall into open water and lift slightly to break free. Carry a DSMB and deploy it for the zodiac pickup, because the drift and the open ocean make separation a real danger. Negative entries are the norm, so be ready to descend straight away.

Build weather flex into any trip. This is the first site cancelled when the sea is up, so do not pin your hopes on a single Little Brother day. Aim for dawn, when the deep sharks are about before the divers crowd in. Nitrox is worth taking for the repetitive plateau and wall profiles, and the experience bar is real: this is advanced, current-heavy diving for people who have logged time on deep walls, not a place to build those skills.