Can you hold your breath longer than a fur seal?
Why is plastic so bad for sea creatures?
Meet the sponges
Why do orca end up stuck on the beach?
Whose skull am I holding?
Riley's amazing ray adventure
What is an apex predator?
Riley swims with galapagos sharks
What do turtles use their back flippers for?
Meet the loggerhead turtle
What eats turtles?
What's so special about turtle shells?
What is this creature?
How do rays breathe underwater?
Is anything scared of a dolphin?
Do sharks drown if they stop swimming?
Sharks have soooo many teeeeeth!
How Dad saved a dolphin!
How does a dolphin move?
What is a food chain?
Riley confronts a big fear
If you were a turtle, would you rather ...
Who can set up a marine park?
How do you clean a dirty ocean?
Riley finds where the baby fish live
Where do creatures poo in the ocean?
How many eggs does this huge fish lay?
Meet the striped marlin
Where do common dolphins call home?
Which sea animal wears armour to survive?
Tricks to hold your breath longer
Name this turtle
How to hide in plain sight
Riley explores a marine park
Dolphin skin - it's amazing!
Which habitat would you rather live in?
Who is the shark's closest cousin?
Riley rescues a turtle!
Which fish's poo makes sand?
Are shipwrecks good or bad?
Breathing is tricky for a turtle
Dolphins special sleep trick
Is the fur seal just a dog that swims really well?
Meet the humpback whale
What made this crazy thing?
Riley's cool turtle encounter
Shark Dad jokes
What does a shark eat?