10 unique sea snakes and places they can be found on beach by travellers

From the warm coastal waters around Australia and Southeast Asia to the pretty reefs of the Indo-Pacific, sea snakes rule the waters! There is no doubt that sea snakes or any land snakes, both are among the most mysterious reptiles living in the ocean that can crawl on beaches sometimes. While most travellers think of beaches with views of colourful fish and jumping dolphins, some coastlines are also home to strikingly beautiful sea snakes. As per marine biologists, most sea snakes are not aggressive toward humans however, it is necessary for travellers to know that they should never attempt to touch them.

On this note, let’s have a look at 10 unique sea snakes travellers may encounter near beaches around the world.

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Banded Sea Krait is among the most common sea snakes in the world. These have dramatic black-and-white rings and a yellow snout and these frequently come onto land to rest or in search of or lay eggs. Travellers should remember that these are venomous but calm species and rarely bite humans.

Travellers often spot them around rocky beaches and coral reefs in places like Bali, Phuket, and the Philippines.

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Many people may not know that the yellow-bellied sea snake is one of the very few truly pelagic sea snakes, meaning it spends most of its life floating and drifting through open ocean currents rather than staying close to shore. The species is easy to recognise thanks to its dark upper body contrasted by a striking bright yellow underside.
Travellers may spot these snakes in coastal waters around Costa Rica, Mexico, Indonesia, and parts of Australia.
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The Olive Sea Snake is distinguished by its smooth olive-brown body and elegant movements through the water. Curious and generally unafraid of divers, it is one of the most frequently encountered sea snakes in Australia's Great Barrier Reef. Visitors exploring the reef often spot these reptiles gliding effortlessly among colourful coral gardens or surfacing briefly for air in the warm tropical seas.
Where to spot it: Great Barrier Reef, Australia.

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The Beaked Sea Snake is among the most commonly encountered sea snakes across the Indian Ocean. It is frequently found in shallow coastal waters and fishing grounds, where it often becomes entangled in fishing nets.
Along India’s coastline, occasional sightings have been reported near beaches in Goa, offering beachgoers and travellers a rare glimpse of this marine reptile.

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Dubois’ is also known as one of the most venomous sea snakes in the world. It lives in reefs and lagoons close to northern Australia and the Coral Sea. But the good thing is, encounters with humans are rare.

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Blue-Lipped sea krait is a striking snake species known for its bluish bands. It is commonly spotted near coral beaches across the South Pacific.

Travellers visiting Fiji, Vanuatu, and New Caledonia often report encounters.

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The Olive-Headed Sea Snake is an extremely venomous marine reptile found in tropical waters across northern Australia. It looks absolutely beautiful underwater.

Snorkellers exploring reef systems near Queensland sometimes spot them.

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Belcher’s Sea Snake has extraordinarily toxic venom. But reported bites are exceptionally rare because the species is shy and rarely attacks humans.

Sightings have been reported from tropical waters around Indonesia, Malaysia, and nearby Southeast Asian coastlines.

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The Turtle-Headed Sea Snake feeds mainly on fish eggs. It has a blunt head and smaller fangs compared to other species.

Travellers diving around the Great Barrier Reef occasionally spot them around coral reefs of Australia.

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Annulated sea snakes are noted for their ring-like markings. They inhabit mangroves and shallow reefs across the Indo-Pacific. Beach travellers exploring the Andaman Islands or remote Southeast Asian islands have reported rare encounters.

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