There are obvious physical differences between day and night, but it’s the psychological ones that can be unnerving — sounds, shadows and movements that we don’t even notice by day suddenly provoke fears once we’re enveloped by darkness. If you’re spooked by the prospect of scuba diving at night, you might change your mind at these six spots, where the reefs are lively even after the sun goes down. Click on the links to read more.

• The Best Night Diving in Fiji

Head to Pearl Rock near Fiji's Beqa Lagoon Resort to find sharks hunting at night. READ MORE

• The Best Night Diving in Kona

Mantas spiral past beams of light in the dark water and put on a show for divers off the coast of Hawaii. READ MORE

• The Best Night Diving in Indonesia

It's the little things that make the diving big time off Indonesia. And every inch of real estate is brimming with life, even when the sun goes down. READ MORE

• The Best Night Diving in the Maldives

Beautiful corals and nurse sharks make Eboodhoo Caves a prime dive in the Maldives. READ MORE

• The Best Night Diving in the Red Sea

Night diving isn't allowed in the Red Sea, but you can get your thrills at dusk aboard the Red Sea Aggressor. READ MORE

• The Best Night Diving in the Bahamas

Explore an eerie wreck while Caribbean reef sharks patrol in the darkness off the coast of New Providence. READ MORE