Top 5 Myths About Sea Creatures – Busted !

Top 5 Myths About Sea Creatures – Busted !

The ocean may be mysterious, but it’s full of amazing truths waiting to be discovered. 🌊 Dive into the truth behind some of the most common myths about sea animals. From sharks and dolphins to jellyfish and octopuses — we’re busting 5 popular misconceptions you’ve probably believed!


Myth 1: “Sharks are man-eating monsters.”

Truth: Despite what movies like Jaws show, sharks are not out to eat humans. Most shark bites happen by mistake — often because surfers or swimmers look like seals from below. In fact:

  • 🦈 Humans kill over 100 million sharks per year, mostly for shark fin soup.

  • 🦈 Sharks help keep the ocean ecosystem healthy by eating weak or sick fish.

  • 🦈 The chance of getting bitten by a shark is less than 1 in 3.7 million.

📝 Singapore note: Most shark species found near Southeast Asia are reef sharks — shy, small, and avoid people.


Myth 2: “Octopuses are dumb sea creatures.”

Truth: Octopuses are some of the smartest animals in the sea — and possibly the planet!

  • 🧠 They have nine brains — one central brain and one mini-brain in each arm.

  • 🧠 They can open jars, solve mazes, escape tanks, and even camouflage in seconds.

  • 🧠 Each arm can act independently to explore, taste, and move.

🐙 In aquariums worldwide, octopuses are known to escape through tiny holes and pull off sneaky tricks to get food!


Myth 3: “All jellyfish are dangerous to touch.”

Truth: While some jellyfish do sting and can be dangerous (like box jellyfish), many species are harmless to humans.

  • 🪼 Moon jellies, for example, have very mild or no stings.

  • 🪼 Some jellyfish are even farmed for food in parts of Asia!

  • 🪼 Jellyfish don’t have brains, hearts, or bones — just a nerve net and a body made mostly of water.

⚠️ Still, don’t touch wild jellyfish, especially in warm tropical waters like Sentosa or Changi — you never know the species!


Myth 4: “Sea turtles can crawl out of their shells.”

Truth: A turtle’s shell is part of its body — it’s fused to their ribs and spine.

  • 🐢 Their shell has two parts: the top (carapace) and bottom (plastron).

  • 🐢 Turtles breathe and grow with their shells; they don’t “outgrow” them.

  • 🐢 Damaging a turtle’s shell can be fatal — it's like cracking their backbone.

🐢 Singapore note: Hawksbill turtles sometimes nest on local beaches! Look but don’t touch if you spot one.


Myth 5: “Dolphins are always friendly and harmless.”

Truth: Dolphins are highly intelligent, but they’re still wild predators — not cartoon characters.

  • 🐬 They live in social groups, use tools, and communicate with complex clicks and whistles.

  • 🐬 But they can also be aggressive, territorial, and even bully or kill other marine animals.

  • 🐬 Some species (like orcas, which are actually dolphins) are apex predators.

🧠 Dolphins have personalities — some are playful, others not so much! Respect their space, especially in the wild.


📚 Ocean Facts to Remember:

  • Over 80% of the ocean is still unexplored — most sea animals remain undiscovered.

  • The ocean covers 70% of Earth’s surface, but we know more about space than our deep sea.

  • Marine life helps regulate the climate, provides food, and is key to the planet’s health.


💬 Final Thought:

Sea animals are amazing, misunderstood, and vital to our world. The more we understand them, the more we can protect their habitats — and keep our oceans thriving for generations to come.

Back to blog