Why is plastic so bad for sea creatures?
Can you hold your breath longer than a fur seal?
Why do orca end up stuck on the beach?
What is an apex predator?
Meet the sponges
What eats turtles?
Whose skull am I holding?
Riley confronts a big fear
Riley swims with galapagos sharks
What is this creature?
What's so special about turtle shells?
Is anything scared of a dolphin?
Meet the loggerhead turtle
What is a food chain?
Sharks have soooo many teeeeeth!
How do you clean a dirty ocean?
Riley's amazing ray adventure
How Dad saved a dolphin!
What is it like to save an orca?
Do sharks drown if they stop swimming?
What do turtles use their back flippers for?
Which fish's poo makes sand?
How do rays breathe underwater?
Riley finds where the baby fish live
Where do common dolphins call home?
Are shipwrecks good or bad?
Riley explores a marine park
How does a dolphin move?
What are zooplankton?
What is a habitat?
Riley rescues a turtle!
Who can set up a marine park?
Which habitat would you rather live in?
What sea animal eats like a cow?
Kelp, help!
Meet the striped marlin
Whales can’t tell the difference between ...?
Where do creatures poo in the ocean?
Tricks to hold your breath longer
How many eggs does this huge fish lay?
Who is the shark's closest cousin?
Shark Dad jokes
Where do whales and dolphins hang out?
Top tips on saving our oceans
Name this turtle
What made this crazy thing?
Riley's cool turtle encounter
Which one of these is not a dolphin?