Daedalus Reef South Plateau

The southern end of Daedalus Reef’s remote outer atoll — a prime thresher shark territory in winter, with steeply dropping walls mantled in soft corals and open-ocean pelagic sightings.

Overview

The South Plateau of Daedalus Reef is the southernmost diving section of this remote offshore atoll located 80 kilometres east of Marsa Alam in the central Egyptian Red Sea. While the northern tip of Daedalus is the principal site for schooling hammerheads, the south plateau has its own character — a broad, slightly sloping reef platform at 20–35 metres that transitions to vertical walls dropping into deep water on the southwestern and southeastern sides. This end of the reef is particularly noted for thresher shark sightings in the cooler winter months (December–February), when these pelagics favour deeper, colder water columns adjacent to the plateau edge. The south plateau walls carry the same dense soft coral and gorgonian growth as the rest of Daedalus, and the isolation of the reef means fish life is essentially undisturbed between liveaboard visits.

Site Information

• Location: Southern end of Daedalus Reef, 80 km offshore Marsa Alam, Egyptian Red Sea (liveaboard only)
• Entry Type: Boat dive
• Site Type: Wall dive
• Difficulty Level: Advanced
• Maximum Depth: 40 meters
• Typical Visibility: 20–30 meters
• Current: Moderate to strong; generally runs north-to-south
• Best Time: March to December overall; December to February specifically for thresher sharks

Marine Life

The south plateau is most famous for thresher shark encounters, particularly at dawn when these deep-ranging pelagics come up to shallower water. Oceanic whitetip sharks are present from spring through autumn, and silky sharks are common year-round. Schooling bigeye trevally aggregate on the plateau in the afternoon. Large dogtooth tuna and Spanish mackerel patrol the wall edges. Grey reef sharks and whitetip reef sharks are resident at 15–30 metres. Hawksbill turtles are regular visitors to the plateau’s soft coral gardens. The wall itself hosts dense growths of alcyonarian soft corals, large gorgonian fans, and sea whips, all feeding in the open-ocean current.

Dive Profile

Dives on the south plateau begin from the liveaboard moored at the reef’s main mooring points, then swimming south to the plateau. Descend to the plateau level at 20–25 metres and then work along the southwestern wall, keeping the reef edge on your right to face the open ocean where pelagics appear. For thresher shark sightings, early morning dives beginning before full sunrise maximise chances, with divers hanging neutrally buoyant at 25–35 metres near the drop-off edge. The current typically runs south-to-north here, so plan the exit profile accordingly. All ascents are open-ocean with mandatory SMB deployment.

Entry and Exit

Liveaboard only — no day-boat access. Entry via backroll or giant stride from the zodiac tender. Boats do not always reach the southern tip directly; a surface or mid-water swim from the main mooring may be needed. All open-ocean ascents require SMB deployment. Night dives on the south plateau can be outstanding but require strong open-water dive experience.

Tips and Recommendations

• For thresher sharks, dive at dawn and position yourself at 30–35 metres facing the open blue to the south
• Thresher sharks are shy and easily spooked — minimize bubbles near the surface and descend quietly
• The south plateau is less crowded than the north point even on busy liveaboard days, making it worthwhile for quieter dives
• Oceanic whitetips at Daedalus south tend to be bolder than elsewhere — maintain your group and do not scatter
• Carry a reef hook if your liveaboard permits; the current on the plateau can be significant

Safety Considerations

The south plateau of Daedalus is a full open-ocean environment with no shelter. Advanced divers only. Current speeds can be high and surface swells occur. Divers must be completely comfortable with open-ocean drift diving and neutral buoyancy with no reef reference. Thresher and oceanic whitetip sharks are wild pelagics and should be observed calmly without aggressive approach. Always carry a safety sausage, compass, and whistle. Minimum Advanced Open Water certification required; most operators require 30–50+ logged dives.

Photography

The south plateau is the Red Sea’s best location for thresher shark photography — the dawn dives at the plateau edge produce encounters in clear open blue water at manageable depths. Wide-angle lenses at 10–17mm capture the distinctive long tail and graceful silhouette against open water. For the wall section, soft coral gardens reward close-focus wide-angle technique. Oceanic whitetips at mid-water are best captured with a single strobe at a steep angle to isolate them from the blue background.

Sources: Divezone - Red Sea, Dive the World - Egypt Red Sea, Red Sea Scuba Diving, PADI - Diving in Egypt. Last updated 2026-04-04.