Phosphorescent sea pen
This colonial creature looks like an old-fashioned quill - that's where the name sea pen comes from.
Speckled wood butterfly - Vicky Nall
This colonial creature looks like an old-fashioned quill - that's where the name sea pen comes from.
The black sea bream really is a fascinating fish. From sex changes to nest building, this fish is full of surprises!
The lightbulb sea squirt is common around much of the UK. Its easy to see where its name came from!
Living up to its name, the red-tailed bumblebee is black with a big, red 'tail'.
These mat like growths found on kelp and seaweed are actually colonies of tiny individuals animals.
This strange furry creature often found washed ashore after storms is actually a kind of worm!
These little critters are related to the woodlice you find in your garden and play a very important role on rocky shores.
Your family's and/or friends' images and recollections of the wildlife they witnessed in our seas from years gone by could be important in helping to conserve it.
Nia Jones, our Living Seas Manager introduces some handy tips to viewing cetaceans from North Wales' shores.
The porbeagle shark is a member of the shark family Lamnidae, making it one of the closest living relatives of the great white shark.