Sea life trivia reveals a mirage of underwater fascination! Whether you’re already a certified diver, or just dipping your toes into the world of the ocean, sea life trivia will gain you serious points on your next quiz or trivia night. Dive into our collection of 23 sea life trivia questions to deepen your knowledge and appreciation for the ocean!
The whale shark! This species of shark can grow up to 40 feet (12 meters) in length.
The sea star! Interestingly, sea stars (also known as starfish) can regrow their “arms” if they are damaged or eaten by a predator.
Ink expulsion, jet propulsion and camouflage.
They use a method called jet propulsion. It’s is similar to the way your diaphragm works when you breathe, relaxing and contracting to propel the organism through the ocean.
Green sea turtles are herbivores, meaning they primarily eat plants. This particular species thrives on a diet of seagrass!
Coral polyps form the bulk of most coral reefs, much like the building blocks of a house.
Clownfish (who you may know as Nemo!). The anemonies provide safe housing for the clownfish, while they clean the anemone of debris.
The sailfish! This species can swim at up to 68 miles per hour (110 kilometers per hour)
Three! The first heart works to circulate blood around the body, while the second and third push blood past its gills so the blood can collect oxygen.
The leatherback sea turtle. The largest leatherback turtle ever recorded was 305 centimeters (10 feet) long.
The pistol shrimp.
Mainly plankton, which they filter from the water as they swim.
Bioluminescence.
Sea cucumbers have toxic internal organs! They can also expel these organs and later regenerate them.
No! Kelp have holdfasts, blades and a stipe instead to keep it in place.
The leatherback turtle. These turtles can travel over 10,000 miles (16,000 km) each year.
Alaska. Alaska’s coastline stretches 4,126 miles (6,640 km).
The Greenland shark. Scientists have discovered a 400-year old Greenland shark, that would have been born during the reign of the English King James I – sometime before 1604!
The study of whales.
Nine. They have a central brain to control their nervous system, and a smaller brain within each arm.
The narwhale! In Greeek, it’s known as monodon monoceros.
Jellyfish.
Ichthyology.
The ocean is teeming with incredible marine life featuring interesting behaviors and physiological traits! Sea life trivia questions are a reminder of just how rich life below sea level is. Ready to experience these wonders yourself? Enroll in the PADI Open Water Diver course and start your journey to becoming a certified diver!
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