In the depths of the sea, two seahorses are hurriedly searching for their lost little one. Follow them as they look for it among the seaweed and corals, in the wreckage of sunken ships and underwater caves.

In the pages of this book, you will encounter many families of animals. Look closely, as many are hiding within the illustrations. There are also various pieces of trash that shouldn't be in the sea... Can you find them? Be careful, there are over 100!