Dutch Fairy Tales for Young Folks

"[...]and screeching gulls. For the bullfrogs, too big for the storks to swallow, and for impudent fishes, he had a whip made of seaweed. Of course, all the mermaids in good society were welcome, but young mermen were allowed to call only once a month, during the week when the moon was full. Then the evenings were usually clear, so that when the party broke up, the mermen could see their way in the moonlight to swim home safely with their mermaid friends. For, there were sea monsters that loved to plague the merefolk, and even threatened to eat them up! The mermaids, dear creatures, had to be escorted home, but they felt safe, for their mermen brothers and daddies were so fierce that, except sharks, even the larger fish, such as porpoises and dolphins were afraid to come [...]".