Solomon Islands — Munda

Munda dives as a shore-based, day-boat operation. Boats leave from the waterfront in town, most sites are a short run across the lagoon or out through the passes between the barrier islands, and a typical day is two dives with the interval spent ashore or back at the wharf. Because so much of the diving sits inside sheltered lagoon water, there is usually somewhere workable to go when the open coast is rough, and afternoons often finish shallow and close to town.

Geography splits the diving three ways. The barrier reef facing open ocean gives wall and drop-off dives with the best clarity. The passes between the islands funnel tidal flow and are dived as drifts, with fish stacked on the corners where the water accelerates. Inside the lagoon everything calms down and shallows out into coral patches, silty slopes and limestone cut into the shoreline. One boat ride can move you between all three, which is why briefings here change more than the depth does.

The wartime material is the other half of the trip, and it is aviation more than shipping: airframes lying on sand and coral in and around the lagoon. Several are broken up and only partly recognisable, and the identity of a given aircraft or the circumstances of its loss is often unsettled between sources, so take what you hear as the local account rather than as documented fact. Reef and land here are held under customary tenure, so access to some sites rests on arrangements an operator holds with the villages.

The trade-off is a small scene: few operators, limited spares, and a schedule that follows the guide's tide plan rather than yours. Moderate flow in the passes rewards decent finning and a willingness to sit a site out when the timing is wrong. In return the surface half of the trip — villages, wartime remains, stories carried down from the same period — counts for as much as the diving. Anyone expecting a developed resort strip or guaranteed big-animal encounters should calibrate before booking.