Marine Institute

Marine Facts

Did you know that an octopus can change the colour of its body? Did you know that volcanic activity occurs under the sea? From shipping and seafood to sharks and shipwrecks, discover more about our oceans through this series of colourful marine facts.

Download the Marine Institute facts about our ocean from the images below. These facts are also shared on our social media channels – Facebook, Twitter and Instagram. Follow #MarineFact to discover a new marine fact each week.

Create your own colourful marine fact with our Marine Fact Colouring Sheets. Snap a photo of your creation and share on social media by tagging the Marine Institute on Facebook, Twitter or Instagram.


Salt of the Earth Marine FactCarbon Dioxide Marine FactJellyfish Marine FactWorld Oceans Marine FactHow deep is deep Marine FactEnergy Resource Marine FactMonkfish Marine FactDolphins and Whales Marine FactShipping and Shoe Boxes Marine FactSeafood industry Marine FactWater Cycle Marine FactSunlight Marine Fact1.9 million live within 5km of the coast marine factThe Real Map of Ireland marine fact