1. Annulated Sea Snake (Hydrophis Cyanocinctus)
Description: The Annulated Sea Snake is recognized for its striking black and white or bluish bands encircling its body. These bands give the snake a unique and eye-catching appearance. Its smooth scales make it look sleek and slippery.
Habitat: Found mainly in the Indian Ocean and Western Pacific, including waters off the coast of India, Thailand, and Indonesia.
Size: Adults can grow up to 1.5 meters (5 feet) in length.
Diet: Like most sea snakes, the Annulated Sea Snake feeds on small fish and eels. It uses its venom to immobilize its prey.
Lifespan: Typically, this species lives up to 10 years in the wild.
Bite: Venomous, but like most sea snakes, it rarely bites unless provoked. Its bite can be dangerous due to its potent venom.
Behaviour: A calm snake that spends much of its time underwater, coming to the surface only to breathe. It’s more active during the night and is typically not aggressive towards humans.
2. Arafura Sea Snake (Hydrophis mjobergi)
Description: Also called Mjoberg’s sea snake or the brown-lined sea snake, it has a dull, olive-brown body with subtle striping. It’s not as vibrantly coloured as other sea snakes but is known for its resilience.
Habitat: Common in shallow coastal waters and coral reefs around Northern Australia and the Arafura Sea.
Size: Typically reaches about 1.2 meters (4 feet) in length.
Diet: Primarily feeds on small fish and other marine creatures like crustaceans. Lifespan: These snakes can live up to 12 years in the wild.
Bite: Venomous but generally non-aggressive. The bite can cause serious symptoms, including muscle weakness and difficulty breathing.
Behavior: It is a solitary species and typically not confrontational. Prefers sandy or muddy ocean bottoms and reefs where it can hide and hunt.
3. Banded Sea Snake (Laticauda colubrina)
Description: The Banded Sea Snake, also known as the Yellow-lipped Sea Krait, has a striking appearance with alternating black and blue or white bands running along its entire length.
Habitat: Found across the warm waters of the Indian and Pacific Oceans, particularly in the waters around Fiji, the Philippines, and New Guinea.
Size: Can grow up to 1.5 meters (5 feet) in length.
Diet: Feeds on small eels and fish, often hunting in coral reefs. Lifespan: Up to 10 years in the wild.
Bite: Highly venomous, though it rarely bites humans unless directly threatened. Its venom is potent, but bites are uncommon due to its non-aggressive nature.
Behaviour: The Banded Sea Snake is one of the few sea snakes that come ashore to lay eggs. They are semi-aquatic and spend a considerable amount of time on land. Non-aggressive and usually shy.
4. Beaked Sea Snake (Hydrophis schistosus)
Description: Named for its distinct, beak-like snout, the Beaked Sea Snake has a pale gray to white body with dark bands. It is one of the most venomous sea snakes in the world.
Habitat: Found in the shallow waters of the Indian Ocean and coastal regions, particularly in Southeast Asia, including India and Sri Lanka.
Size: Can reach lengths of up to 1.2 meters (4 feet).
Diet: Primarily feeds on fish, especially catfish and eels. Lifespan: Lives for up to 9-10 years in the wild.
Bite: One of the most venomous sea snakes, the Beaked Sea Snake’s bite is dangerous and can cause severe symptoms, including paralysis and death if untreated. However, bites are rare.
Behaviour: Despite its dangerous venom, it is generally non-aggressive and avoids human interaction unless provoked.
5. Belcher’s Sea Snake (Hydrophis belcheri)
Description: Belcher’s Sea Snake is slim and pale yellow with dark greenish crossbands. It’s often referred to as one of the most venomous sea snakes, though it’s rare for it to bite humans.
Habitat: Found in the warm, shallow waters of the Indian Ocean, around Indonesia, the Philippines, and Australia.
Size: Relatively small, usually around 1 meter (3 feet) in length.
Diet: Feeds primarily on small fish and eels. Lifespan: Can live up to 10 years in its natural habitat.
Bite: Though highly venomous, Belcher’s Sea Snake is not aggressive. Its bite can be lethal, but it rarely delivers venom when it does bite humans.
Behaviour: It is shy and reclusive, spending much of its time in coral reefs or hiding in rocks. It is not known to attack unless threatened.
6. Bighead Sea Snake (Hydrophis pacificus)
Description: This species gets its name from its disproportionately large head compared to its body. Its color is typically pale with darker bands across its length.
Habitat: Found in the coastal waters of the Pacific Ocean, including Australia and Southeast Asia.
Size: Can grow up to 1.5 meters (5 feet) in length.
Diet: Feeds on small fish and crustaceans. Lifespan: Lives for approximately 8-10 years in the wild.
Bite:
Venomous but rarely interacts with humans. Its bite can cause pain, swelling, and more severe symptoms if untreated.
Behaviour: A calm, solitary sea snake, it often hides in coral reefs and sandy ocean bottoms, hunting at night.
7. Black Banded Sea Snake (Hydrophis Melanocephalus)
Description: This snake is black with pale white or grey bands running along its body. The head is usually entirely black, giving it a distinctive look.
Habitat: Common in the coastal waters of Southeast Asia and Northern Australia, particularly around coral reefs.
Size: Typically reaches lengths of 1-1.3 meters (3-4 feet).
Diet: Prefers to hunt small fish and crustaceans. Lifespan: Up to 10 years in the wild.
Bite: Venomous but not often a danger to humans due to its shy nature. However, the venom can cause severe symptoms if a bite occurs.
Behaviour: Not aggressive, the Black Banded Sea Snake tends to avoid human contact. It is more active during the night when it hunts for food.
8. Blue Banded Sea Snake (Hydrophis Cyanocinctus)
Description: The Blue Banded Sea Snake is easily recognizable by its bright blue bands against a pale background. These vibrant stripes make it one of the most visually striking sea snakes.
Habitat: Inhabits the shallow waters of the Indian and Pacific Oceans, particularly around coral reefs and sandy areas in the Philippines, Indonesia, and northern Australia.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds mainly on small fish, including eels and gobies. Lifespan: Can live up to 10 years in its natural habitat.
Bite: Highly venomous, though it generally avoids human contact. A bite can cause severe symptoms, including muscle weakness and respiratory issues.
Behavior: Primarily nocturnal and semi-aquatic. It is a solitary snake and is known to be less aggressive towards humans.
9. Blue Lipped Sea Snake (Hydrophis Laevis)
Description: The blue-lipped Sea Snake is distinguished by its blue or turquoise lips and a darker body with lighter bands. This sea snake’s appearance is striking and easily identifiable.
Habitat: Found in the shallow waters of the Western Pacific, particularly in the coastal regions of Papua New Guinea, the Solomon Islands, and northern Australia.
Size: Typically grows up to 1.2 meters (4 feet) in length.
Diet: Primarily feeds on fish and small marine animals, such as crustaceans.
Lifespan: Lives for about 8-10 years in the wild.
Bite: Venomous, but bites are rare. Its venom can cause severe effects, including respiratory failure if not treated promptly.
Behaviour: Usually spends its time in coral reefs and is not aggressive towards humans. It is more active at night.
10. Brooks Sea Snake (Hydrophis Brooki)
Description: The Brooks Sea Snake has a distinctive appearance with dark bands on a lighter background. It is named after the British naturalist, Alfred Brooks.
Habitat: Resides in the shallow coastal waters of Northern Australia and Southeast Asia, often near coral reefs.
Size: Reaches lengths of up to 1.3 meters (4.5 feet).
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives up to 12 years in the wild.
Bite: It is venomous, but bites are rare. The venom can be harmful, causing pain and possible systemic effects.
Behaviour: A relatively docile sea snake, it is not known for aggressive behaviour and usually keeps to itself.
11. Brown Lipped Sea Snake (Hydrophis Ornatus)
Description: The Brown Lipped Sea Snake has a distinct colouration with a brown or olive body and contrasting lighter bands. Its lip colouration is particularly noticeable.
Habitat: Found in the coastal waters of the Indian Ocean, including around Sri Lanka, India, and the Andaman Islands.
Size: Grows up to 1.5 meters (5 feet) in length.
Diet: Feeds on small fish and eels. Lifespan: Lives approximately 10-12 years in the wild.
Bite: Venomous with potentially serious effects, but bites are uncommon due to its shy nature.
Behaviour: Prefers to stay hidden in coral reefs and is generally not aggressive. It is primarily active at night.
12. Coral Reef Snake (Hydrophis Cardinalis)
Description: The Coral Reef Snake is known for its vivid colour patterns, including bright reds and oranges. This sea snake is often mistaken for other brightly colouured marine creatures.
Habitat: Lives in the shallow waters of coral reefs in the Western Pacific, including regions around New Caledonia and Vanuatu.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and invertebrates found in coral reefs.
Lifespan: Can live up to 8-10 years in its natural habitat.
Bite: Highly venomous; however, it is not very aggressive. A bite can result in serious symptoms requiring immediate medical attention.
Behaviour: Usually non-aggressive and spends most of its time in or near coral reefs, hunting for prey.
13. Crocker’s Sea Krait (Laticauda Crockeri)
Description: The Crocker’s Sea Krait has distinctive black and white bands and a flat, paddle-like tail that aids in swimming.
Habitat: Found around the coasts of Borneo and Malaysia, often in shallow waters and near coral reefs.
Size: Reaches lengths of up to 1.5 meters (5 feet).
Diet: Feeds on small fish and eels. Lifespan: Lives up to 10 years in the wild.
Bite: Venomous, but not typically aggressive towards humans. The bite can cause severe pain and swelling.A mostly nocturnal species, it is not very aggressive and prefers to avoid human contact.
14. Dubois’ Sea Snake (Hydrophis duboisii)
Description: Dubois’ Sea Snake is known for its striking coloration and potent venom. It has a yellowish or greenish body with black bands.
Habitat: Resides in the shallow coastal waters of the Indo-Pacific region, including around the Philippines and Papua New Guinea.
Size: Typically grows up to 1.2 meters (4 feet) in length.
Diet: Feeds primarily on small fish and eels. Lifespan: Lives around 8-10 years in its natural environment.
Bite: Extremely venomous; the bite can be fatal if not treated immediately. Its venom contains neurotoxins that affect the nervous system.
Behaviour: Despite its evil nature, it is usually non-aggressive and avoids human contact.
15. Dusky Sea Snake (Hydrophis bicolor)
Description: The Dusky Sea Snake, also known as the Timor Reef Snake, has a darker colouration with lighter bands. It is a relatively discreet and less colourful sea snake.
Habitat: Found in the shallow waters of the Timor Sea and Northern Australia.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives around 8-10 years in the wild.
Bite: Venomous, with bites capable of causing significant pain and systemic symptoms. However, bites are rare.
Behaviour: Non-aggressive and spends most of its time in shallow waters or hiding in crevices.
16. Dwarf Sea Snake (Hydrophis Curtus)
Description: The Dwarf Sea Snake is one of the smallest sea snakes, with a compact body and small, smooth scales.
Habitat: Found in the shallow coastal waters of the Indian Ocean, particularly around India and Sri Lanka.
Size: Grows up to about 0.6 meters (2 feet) in length.
Diet: Feeds on small fish and invertebrates. Lifespan: Lives up to 6-8 years in its natural habitat.
Bite: Venomous but not aggressive. Its bite can cause pain and swelling but is rarely fatal.
Behaviour: Primarily nocturnal and often hides in the sand or among coral reefs.
17. Elegant Sea Snake (Hydrophis elegans)
Description: The Elegant Sea Snake, also known as the Elegant Sea Krait, has a beautifully patterned body with alternating black and white or yellow bands.
Habitat: Inhabits the shallow, warm waters of the Western Pacific, including regions around New Caledonia and Vanuatu.
Size: Can grow up to 1.5 meters (5 feet) in length.
Diet: Feeds on small fish and eels. Lifespan: Lives up to 12 years in the wild.
Bite: Venomous, though it rarely bites humans. A bite can cause severe symptoms, including muscle paralysis and respiratory issues.
Behaviour: Often found in coral reefs and is known for its graceful swimming. It is generally non-aggressive.
18. Eydoux’s Sea Snake (Hydrophis Eydouxii)
Description: Eydoux’s Sea Snake has a distinctive color pattern, typically pale with dark bands. It is named after the French naturalist, Eydoux.
Habitat: Common in the shallow waters of the Indo-Pacific region, particularly around New Caledonia and Fiji.
Size: Typically reaches lengths of up to 1.2 meters (4 feet).
Diet: Feeds on small fish and eels. Lifespan: Lives up to 8-10 years in the wild.
Bite: Venomous but not usually aggressive. The bite can result in serious symptoms if not treated promptly.
Behavior: Prefers shallow coastal waters and is often found in coral reefs. It is generally calm and avoids human contact.
19. Giant Sea Snake (Hydrophis giganteus)
Description: As the name suggests, the Giant Sea Snake is one of the largest sea snakes, with a robust body and large size.
Habitat: Found in the deep waters of the Indo-Pacific region, including the coasts of Northern Australia and Papua New Guinea.
Size: Can grow up to 2.5 meters (8 feet) in length.
Diet: Feeds on larger fish and eels. Lifespan: Lives up to 15 years in the wild.
Bite: Highly venomous, but rarely bites humans. The venom is potent and can cause severe health issues if not treated immediately.
Behavior: A solitary species that prefers deeper waters. It is generally non-aggressive and avoids human interaction.
20. Golden Sea Snake (Hydrophis hardwickii)
Description: The Golden Sea Snake is known for its striking golden or yellow coloration with darker bands. It is one of the more colorful sea snakes.
Habitat: Inhabits the shallow, coastal waters of the Indian and Pacific Oceans, particularly around the Philippines and Northern Australia.
Size: Typically grows up to 1.5 meters (5 feet) in length.
Diet: Feeds on small fish and crustaceans. Lifespan: Lives up to 10 years in its natural habitat.
Bite: Venomous, but bites are rare. Its venom can cause severe symptoms, including muscle weakness and respiratory issues.
Behavior: Primarily nocturnal and often found in coral reefs or sandy areas. It is generally not aggressive towards humans.
21. Guinea Sea Krait (Laticauda guineensis)
Description: The Guinea Sea Krait has distinctive black bands on a pale body, similar to other kraits. It is named after the region it inhabits.
Habitat: Found in the coastal waters of Guinea and surrounding West African regions.
Size: Reaches lengths of up to 1 meter (3 feet).
Diet: Feeds on small fish and eels. Lifespan: Lives up to 8 years in the wild.
Bite: Venomous, but generally avoids human contact. A bite can cause significant pain and swelling.
Behaviour: A primarily nocturnal species, it spends most of its time in coral reefs and sandy areas, hunting for prey.
22. Horned Sea Snake (Hydrophis Hornensis)
Description: The Horned Sea Snake is named for the small, horn-like projections on its head. It has a unique appearance with dark bands and a pale body.
Habitat: Inhabits the shallow waters of the Indo-Pacific region, including around Indonesia and Papua New Guinea.
Size: Grows up to 1.2 meters (4 feet) in length.
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives up to 10 years in the wild.
Bite: Venomous, but bites are uncommon. Its venom can cause significant health issues if not treated.
Behaviour: A solitary sea snake that is generally non-aggressive and prefers to avoid human interaction.
23. Jerdon’s Sea Snake (Hydrophis Jerdoni)
Description: Jerdon’s Sea Snake has a distinctive pattern of bands on a pale or yellowish body. It is named after the Indian naturalist, Jerdon.
Habitat: Found in the coastal waters of the Indian Ocean, including around India and Sri Lanka.
Size: Typically reaches lengths of 1 meter (3 feet).
Diet: Feeds on small fish and eels. Lifespan: Lives up to 8-10 years in the wild.
Bite: Venomous with potentially severe effects. Bites are rare and usually occur when the snake is provoked.
Behaviour: Non-aggressive and prefers to stay hidden in coral reefs or sandy areas.
24. Kloss’ Sea Snake (Hydrophis Klossi)
Description: The Kloss’ Sea Snake has a pale body with dark bands and is named after the German naturalist, Kloss.
Habitat: Inhabits the shallow waters of the Indo-Pacific region, including parts of Southeast Asia and Northern Australia.
Size: Grows up to 1.5 meters (5 feet) in length.
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives up to 10 years in its natural habitat
Bite: Venomous but not typically aggressive. A bite can cause pain and swelling.
Behavior: A solitary species that is generally non-aggressive and avoids human interaction.
25. Lake Taal Snake (Laticauda laticaudata)
Description: The Lake Taal Snake is a freshwater sea snake with a distinctive banded pattern and a robust body.
Habitat: Inhabits the freshwater Lake Taal in the Philippines.
Size: Reaches lengths of up to 1.2 meters (4 feet).
Diet: Feeds on fish and aquatic invertebrates.
Lifespan: Lives up to 10 years in its natural habitat.
Bite: Venomous with potentially serious effects, but bites are rare. Its venom can cause severe symptoms.
Behaviour: Primarily found in freshwater environments and is generally non-aggressive towards humans.
26. Lamberts Sea Snake (Hydrophis lamberti)
Description: The Lamberts Sea Snake has a pale body with dark bands and a distinctive head shape.
Habitat: Inhabits the coastal waters of the Indian Ocean, particularly around the coasts of Sri Lanka and India.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and invertebrates. Lifespan: Lives up to 8 years in the wild.
Bite: Venomous with potentially severe effects. Bites are rare and usually occur when the snake feels threatened.
Behaviour: Non-aggressive and prefers to avoid human interaction. It spends most of its time in shallow coastal waters.
27. Leaf Scaled Sea Snake (Hydrophis viperina)
Description: The Leaf Scaled Sea Snake is recognized for its unique leaf-like scale patterns and pale coloration.
Habitat: Found in the shallow waters of the Indo-Pacific region, including around Indonesia and Northern Australia.
Size: Grows up to 1.2 meters (4 feet) in length. Diet: Feeds on small fish and crustaceans. Lifespan: Lives up to 10 years in its natural habitat.
Bite: Venomous but rarely aggressive. A bite can cause pain and swelling.
Behavior: Non-aggressive and prefers to stay hidden in coral reefs and sandy areas.
28. Mosaic Sea Snake (Hydrophis tessellatus)
Description: The Mosaic Sea Snake has a distinctive mosaic-like pattern with alternating dark and light bands.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, particularly around Indonesia and the Philippines.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives up to 8 years in the wild.
Bite: Venomous with potential severe effects. Bites are rare and typically occur when the snake is provoked.
Behavior: Non-aggressive and prefers to hide in coral reefs or sandy areas.
29. Narrow-headed Sea Snake (Hydrophis laticaudatus)
Description: The Narrow-headed Sea Snake is distinguished by its slim, elongated head and pale body with darker bands.
Habitat: Found in the shallow waters of the Indian and Pacific Oceans, particularly around Thailand and Indonesia.
Size: Reaches lengths of up to 1.2 meters (4 feet).
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives up to 8-10 years in the wild.
Bite: Venomous but not usually aggressive. A bite can cause pain and swelling.
Behavior: Primarily nocturnal and prefers to stay hidden in coral reefs or sandy areas.
30. Obscure Sea Snake (Hydrophis obscurus)
Description: The Obscure Sea Snake has a dark, mottled body that blends well with its surroundings. Its colouration helps it remain inconspicuous.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, including parts of Southeast Asia and Northern Australia.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and crustaceans. Lifespan: Lives up to 10 years in its natural habitat.
Bite: Venomous but rarely bites humans. A bite can result in significant pain and swelling.
Behaviour: Non-aggressive and often hides in coral reefs or among sandy substrates.
32. Pale Sea Snake (Hydrophis pallidiformis)
Description: The Pale Sea Snake has a light-coloured body with faint bands, making it appear almost translucent.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, particularly around Australia and New Guinea.
Size: Reaches lengths of up to 1 meter (3 feet). Diet: Feeds on small fish and invertebrates.
Lifespan: Lives up to 8 years in the wild.
Bite: Venomous, but not usually aggressive. A bite can cause pain and swelling.
Behaviour: Generally non-aggressive and prefers to stay hidden in coral reefs or sandy areas.
33. Purple Sea Snake (Hydrophis purpurea)
Description: The Purple Sea Snake is known for its vibrant purple colouration and striking appearance.
Habitat: Found in the shallow coastal waters of the Indo-Pacific region, including parts of Northern Australia and Papua New Guinea.
Size: Typically grows up to 1 meter (3 feet) in length. Diet: Feeds on small fish and crustaceans.
Lifespan: Lives up to 8 years in its natural habitat.
Bite: Venomous with potentially severe effects. Bites are rare and usually occur when the snake is threatened.
Behavior: A solitary species that is generally non-aggressive towards humans.
34. Red Sea Krait (Laticauda colubrina)
Description: The Red Sea Krait is known for its bright red bands on a black body. It is one of the most visually striking sea snakes.
Habitat: Inhabits the coastal waters of the Indian Ocean, particularly around the Red Sea and parts of East Africa.
Size: Grows up to 1.5 meters (5 feet) in length. Diet: Feeds on small fish and eels.
Lifespan: Lives up to 10 years in the wild.
Bite: Highly venomous with potentially severe symptoms. Bites are rare but can be fatal if not treated promptly.Behaviour: Primarily nocturnal and prefers to stay hidden in coral reefs and sandy areas.
35. Striped Sea Snake (Hydrophis striata)
Description: The Striped Sea Snake is characterized by its bold, dark stripes on a lighter background.
Habitat: Found in the shallow coastal waters of the Indo-Pacific region, including around Thailand and Malaysia.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and invertebrates. Lifespan: Lives up to 8 years in its natural habitat.
Bite: Venomous but not usually aggressive. A bite can cause pain and swelling.
Behaviour: Non-aggressive and prefers to stay hidden in coral reefs or sandy areas.
36. Short-Nosed Sea Snake (Hydrophis Gracilis)
Description: This sea snake has a short, blunt snout and a slender, elongated body. Its colouration can vary from yellow to greenish with banded patterns.
Habitat: Commonly found in the shallow waters of the Indo-Pacific region, including the coasts of Australia and the Philippines.
Size: Usually about 1 to 1.5 meters (3 to 5 feet) in length.
Diet: Feeds on small fish and crustaceans.
Lifespan: Around 10 to 15 years.
Bite: Venomous but not typically aggressive towards humans. Bites can be dangerous if not treated.
Behavior: Prefers to stay close to the seabed and is often seen hiding among coral reefs.
37. Olive Sea Snake (Aipysurus laevis)
Description: Characterized by its olive-green body with darker spots or bands. It has a relatively slender body and a short, rounded head.
Habitat: Inhabits the coastal waters of northern Australia and the surrounding areas.
Size: Generally around 1.2 meters (4 feet) in length.
Diet: Mainly feeds on small fish and squid.
Lifespan: Approximately 10 to 15 years.
Bite: Venomous; bites can cause severe pain and medical issues if not treated promptly.
Behavior: Prefers to stay near coral reefs and is known for its cryptic coloration that helps it blend into its surroundings.
38. Viperine Sea Snake (Hydrophis viperina)
Description: This snake has a distinctive appearance with a viper-like head and a body that ranges from yellow to olive with dark bands.
Habitat: Found in the coastal waters of the Western Pacific Ocean, including parts of Indonesia and northern Australia.
Size: Typically reaches lengths of 1.5 to 2 meters (5 to 6.5 feet).
Diet: Feeds primarily on fish and occasionally crustaceans.
Lifespan: Around 10 to 15 years in the wild.
Bite: Highly venomous; bites can be fatal if not treated immediately.
Behavior: Generally stays close to the seabed and can be quite defensive if threatened.
39. Stagger Banded Sea Snake (Hydrophis semperi)
Description: This species has a distinct banded pattern with irregularly spaced bands. The colouration is typically light brown or gray with darker bands.
Habitat: Inhabits the shallow waters of the western Pacific, including areas around Papua New Guinea and northern Australia.
Size: Usually about 1 to 1.5 meters (3 to 5 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Approximately 10 to 15 years.
Bite: Venomous; bites require immediate medical attention.
Behavior: Prefers coral reefs and seagrass beds where it hunts for prey.
40. Stokes’ Sea Snake (Hydrophis stokesii)
Description: Known for its slender body and broad, flattened head. Its coloration is typically a mix of yellow and brown with bands.
Habitat: Found in the northern Indian Ocean and the waters around northern Australia.
Size: Can reach lengths of up to 1.8 meters (6 feet).
Diet: Feeds on small fish and eels.
Lifespan: Approximately 10 to 15 years.
Bite: Venomous; medical treatment is essential for bites.
Behaviour: Prefers shallow waters and is often found near coral reefs and seagrass beds.
41. Yellow Sea Snake (Hydrophis platurus)
Description: The Yellow Sea Snake is known for its vibrant yellow colouration and dark bands.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, particularly around the coasts of Northern Australia and Papua New Guinea.
Size: Reaches lengths of up to 1.5 meters (5 feet).
Diet: Feeds on small fish and crustaceans. Lifespan: Lives up to 10 years in its natural habitat.
Bite: Venomous but rarely aggressive. A bite can cause significant health issues if not treated.
Behaviour: A solitary species that prefers to stay hidden in coral reefs or among sandy areas.
42. Plain Sea Snake (Hydrophis platurus)
Description: This sea snake has a relatively plain appearance with a uniform coloration, often in shades of brown or gray.
Habitat: Inhabits the shallow waters of the Indo-Pacific region, including the coasts of northern Australia and Papua New Guinea.
Size: Usually around 1 to 1.5 meters (3 to 5 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Approximately 10 to 15 years.
Bite: Venomous; its bite requires immediate medical treatment.
Behaviour: Prefers to stay near the seabed and is often found around coral reefs and seagrass beds.
43. Saint Girons’ Sea Krait (Laticauda saintgironsi)
Description: Known for its striking black and white banded body and a relatively thick build. It has a short, blunt head.
Habitat: Found in the coral reefs and rocky coastal areas of the Western Pacific.
Size: Generally reaches lengths of 1.2 to 1.5 meters (4 to 5 feet).
Diet: Feeds on fish and eels. Lifespan: Approximately 10 years.
Bite: Venomous; bites can be fatal if not treated immediately.
Behaviour: Often seen in rocky crevices and coral reefs, where it hunts for prey.
44. Shark Bay Sea Snake (Hydrophis spinosus)
Description: This sea snake is recognized by its spiny, keeled scales and banded pattern. Its coloration is generally grey or brown with darker bands.
Habitat: Inhabits the shallow waters of Shark Bay in Western Australia.
Size: Typically around 1 meter (3 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Approximately 10 to 15 years.
Bite: Venomous; bites require prompt medical attention.
Behavior: Prefers to stay near the seabed and can be found around coral reefs and seagrass beds.
45. Ornate Sea Snake (Hydrophis ornatus)
Description: Known for its striking pattern of bands or spots in various colors, including yellow and black.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region.
Size: Usually about 1.5 meters (5 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Around 10 to 15 years.
Bite: Highly venomous; immediate treatment is essential for bites. Behaviour: Often seen around coral reefs and seagrass beds.
46. Warty Sea Snake (Hydrophis Verrucosa)
Description: The Warty Sea Snake is recognized by its rough, wart-like scales and distinctive coloration.
Habitat: Inhabits the shallow waters of the Indo-Pacific region, particularly around Indonesia and Northern Australia.
Size: Grows up to 1 meter (3 feet) in length. Diet: Feeds on small fish and invertebrates.
Lifespan: Lives up to 10 years in its natural habitat.
Bite: Venomous but rarely aggressive. A bite can cause significant pain and swelling.
Behavior: Non-aggressive and prefers to hide in coral reefs or among sandy substrates.
47. Tessellated Sea Snake (Hydrophis Tessellatus)
Description: The Tesselated Sea Snake is known for its intricate tessellated pattern of dark and light bands.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, particularly around Indonesia and the Philippines.
Size: Reaches lengths of up to 1 meter (3 feet).
Diet: Feeds on small fish and marine invertebrates. Lifespan: Lives up to 8 years in its natural habitat.
Bite: Venomous with potentially severe effects. Bites are rare but can be severe if not treated.
Behavior: Generally non-aggressive and prefers to stay hidden in coral reefs or sandy areas.
48. Spectacled Sea Snake (Hydrophis cyanocinctus)
Description: This species is named for its distinctive, round markings around its eyes, giving it a spectacled appearance. Its body is generally yellowish with dark bands.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, including parts of Indonesia and northern Australia.
Size: Typically about 1 to 1.5 meters (3 to 5 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Around 10 to 15 years.
Bite: Venomous; its bite can cause significant health issues if not treated promptly.
Behavior: Often seen in coral reefs and seagrass beds, where it blends well with its environment.
49. Surak’s Sea Snake (Hydrophis surak)
Description: This snake has a distinctive appearance with a narrow, elongated body and a variable colour pattern, often featuring bands or spots.
Habitat: Inhabits the coastal waters of the central and western Pacific Ocean.
Size: Typically reaches lengths of 1 to 1.5 meters (3 to 5 feet).
Diet: Feeds on small fish and crustaceans.
Lifespan: Around 10 to 15 years.
Bite: Venomous; its bite can be dangerous and requires prompt medical treatment.
Behaviour: Generally stays near the seabed and is often found in coral reef environments.
50. Tropical Sea Snake (Hydrophis ornatus)
Description: Known for its colourful, banded pattern, which can vary from yellow and black to green and brown. It has a relatively slender body.
Habitat: Found in the tropical waters of the Indo-Pacific region, particularly around northern Australia and Papua New Guinea.
Size: Usually about 1.5 to 2 meters (5 to 6.5 feet) long.
Diet: Feeds on small fish and invertebrates.
Lifespan: Approximately 10 to 15 years.
Bite: Highly venomous; immediate medical attention is necessary for bites.
Behavior: Prefers to stay close to coral reefs and seagrass beds.
51. Turtle-Headed Sea Snake (Emydocephalus ijimae)
Description: This species is notable for its rounded, turtle-like head and a body that is typically gray or yellow with darker bands.
Habitat: Inhabits the shallow waters of the Indo-Pacific region, including areas around northern Australia and the Philippines.
Size: Generally about 1 meter (3 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Around 10 years.
Bite: Non-venomous and generally not dangerous to humans.
Behaviour: Often found in coral reefs and seagrass beds.
52. Slender Olive Sea Snake (Aipysurus laevis)
Description: This snake has a slender, elongated body with a colouration that varies from olive green to brown with lighter bands.
Habitat: Found in the shallow waters of northern Australia and surrounding areas.
Size: Typically about 1 to 1.5 meters (3 to 5 feet) long.
Diet: Feeds on small fish and invertebrates. Lifespan: Approximately 10 to 15 years.
Bite: Venomous; bites require immediate medical attention.
Behaviour: Prefers coral reefs and seagrass beds.
53. Ramsay’s Sea Snake (Hydrophis ramsayi)
Description: This species is recognized by its relatively robust body and distinctive dark bands or spots. Its colouration ranges from yellow to greenish-brown.
Habitat: Found in the northern Indian Ocean and the waters around northern Australia.
Size: Can grow up to 1.5 meters (5 feet) long.
Diet: Feeds primarily on small fish and invertebrates. Lifespan: Approximately 10 to 15 years.
Bite: Venomous; medical treatment is crucial for its bites.
Behaviour: Prefers shallow coastal waters and is often seen around coral reefs.
54. Zebra Sea Snake (Hydrophis Zonatus)
Description: The Zebra Sea Snake is characterized by its striking zebra-like pattern of alternating dark and light bands.
Habitat: Inhabits the shallow coastal waters of the Indo-Pacific region, particularly around the Philippines and Indonesia.
Size: Typically grows up to 1 meter (3 feet) in length.
Diet: Feeds on small fish and marine invertebrates.
Lifespan: Lives up to 8 years in its natural habitat.
Bite: Venomous with potentially severe effects. Bites are rare but can be serious if not treated promptly.
Behaviour: Non-aggressive and prefers to stay hidden in coral reefs or among sandy substrates.
