This book tells the story of Bubble and his friends arriving in the Yangtze River basin following a new clue about a dark stone fragment. They sampled the spicy cuisine of Chongqing, traversed the magnificent Three Gorges Dam, and made new friends—Jiang Xiaoyu and her grandfather from the Yangtze River Fisheries Protection Volunteer Team. Together, they outsmarted illegal fishermen and protected the adorable Yangtze finless porpoises. Then, the mysterious Dr. Gamma suddenly appeared with a giant frog robot and attacked Bubble and his friends. What's going on?
本书讲述了：循着新的暗物石碎片线索，泡泡他们来到了长江流域。他们品尝了火辣辣的重庆美食，穿越了宏伟的三峡大坝，还结识了新朋友——长江护渔志愿队的江小鱼和她的爷爷。他们一起智斗非法捕捞者，保护了可爱的长江江豚。随后，神秘的伽马博士带着巨型青蛙机器人突然出现，对泡泡他们发起攻击，这又是什么情况呢。
本书讲述了：循着新的暗物石碎片线索，泡泡他们来到了长江流域。他们品尝了火辣辣的重庆美食，穿越了宏伟的三峡大坝，还结识了新朋友——长江护渔志愿队的江小鱼和她的爷爷。他们一起智斗非法捕捞者，保护了可爱的长江江豚。随后，神秘的伽马博士带着巨型青蛙机器人突然出现，对泡泡他们发起攻击，这又是什么情况呢。
