Amirantes Archipelago | Outer Islands

The Amirantes Archipelago is a group of coral islands located in the Outer Islands region of Seychelles. This chain of atolls and islands lies approximately 230 kilometers southwest of Mahé.

Visual Characteristics

The islands are characterized by low-lying coral formations, fringed by white sand beaches and shallow turquoise lagoons. Vegetation is sparse, primarily consisting of coconut palms and low scrub. The surrounding waters exhibit clear visibility, with extensive coral reefs visible beneath the surface.

Location & Access Logistics

Access to the Amirantes Archipelago is primarily via air charter flights to designated airstrips on islands such as Desroches or Alphonse. Inter-island transport is typically by boat. There are no public transport services connecting the archipelago to the mainland. Private boat charters are also an option, departing from Mahé or Praslin, with journey times varying significantly based on sea conditions.

Historical & Ecological Origin

The Amirantes are a geologically young formation, primarily composed of coral limestone built upon submerged volcanic seamounts. Their origin is attributed to the accumulation of coral polyps over millennia. Historically, the islands were utilized for guano extraction and copra production, with permanent settlements established on a few islands.

Key Highlights & Activities

Activities include diving and snorkeling on the coral reefs, which are home to diverse marine life. Deep-sea fishing is a prominent activity in the surrounding waters. Birdwatching is possible, with several species nesting on the islands. Limited walking trails exist on larger islands like Desroches.

Infrastructure & Amenities

Infrastructure varies by island. Desroches and Alphonse have small resorts with limited amenities, including restaurants and basic medical facilities. Cell phone signal (4G) is available in resort areas. Restrooms and shade are generally available within resort confines. Other islands are largely uninhabited with no facilities.

Best Time to Visit

The dry season, from May to October, offers calmer seas and lower humidity, making it optimal for water-based activities. The best time of day for underwater photography is generally between 10:00 AM and 2:00 PM when sunlight penetration is highest. Tidal variations are minimal and do not significantly impact access to reef areas.

Facts & Legends

The name "Amirantes" translates to "The Admirals" in Portuguese, a designation given by Vasco da Gama in 1502, though the islands were likely known to Arab navigators earlier. A specific tip for visitors is to be aware of the shallow reef edges, which can pose a hazard to boats outside of marked channels.

Nearby Landmarks

• Poivre Islands (15km East)
• D'Arros Island (20km West)
• St. Joseph Atoll (25km South)
• Marie-Louise Island (30km Southeast)