proceed like a school of fishes , one after the other
The synonym "fish tail and wild geese" generally refers to "fish run through the wild geese". Chinese idiom, Pinyin is y ú Gu à NY à nx í ng, which means the line of soldiers' ships. One ship is in the middle and the other ships are arranged on both sides of the herringbone, like fish tail or wild geese. It comes from Ma Jianzhong's the book of setting up a Navy by Li Boxiang and he Shixue Ruzhang.
The origin of Idioms
Ma Jianzhong of the Qing Dynasty wrote that "the ships under his command can be operated in teams, and the speed of the navy is the same as that of the army."
Idiom usage
In this paper, the author makes a comparison between the two.
Flying Geese
in order of importance and urgency - huǎn jí qīng zhòng
Everyone knows Sima Zhao's heart - sī mǎ zhāo zhī xīn,lù rén jiē zhī
survive countless distresses and worries - yōu huàn yú shēng