The secret mermaid．8，Dolphin danger The secret mermaid．9，Penguin peril The secret mermaid．1，Enchanted shell The secret mermaid．2，Seaside adventure The secret mermaid．5，Deep trouble The secret mermaid．3，Underwater magic The secret mermaid．4，Reef rescue The secret mermaid．7，Seahorse SOS The secret mermaid．11，Whale rescue The secret mermaid．10，Turtle trouble