Mermaids: Happy Birthday, Dear Octopus!
Happy Birthday, Dear Octopus is the first storybook in the Mermaids series. In addition, there is a sticker book and a Friendship book. I hope you enjoy reading about the adventures of the mermaids and their friends!
– ULLA SAINIO
author, illustrator

Miri Meerjungfrau
is the German version of the Mermaids book! You can get it here at the Oetinger Corporate publishers’ page (link).
The German version also has a fun sheet of mermaid stickers!