is . ▁ ▁After ▁the ▁capture ▁of ▁M emph is ▁the ▁squad ron ▁was ▁transferred ▁to ▁the ▁control ▁of ▁the ▁U . S . ▁Navy . ▁The ▁transfer ▁included ▁the ▁Ram ▁Fle et , ▁by ▁then ▁reconst it uted ▁as ▁the ▁Mississippi ▁Marine ▁Brigade . ▁Davis ▁a ided ▁Grant ' s ▁un success ful ▁first ▁campaign ▁against ▁V icks burg . ▁ ▁R ear ▁Admir al ▁David ▁D . ▁Por ter ▁rel ieved ▁Davis ▁in ▁command ▁and ▁led ▁the ▁squad ron ▁at ▁Ark ansas ▁Post ▁and ▁during ▁the ▁successful ▁V icks burg ▁Camp aign ▁and ▁sie ge ▁of ▁the ▁city . ▁ ▁Red ▁River ▁Camp aign ▁Por ter ▁led ▁the ▁squad ron ▁during ▁the ▁dis astr ous ▁Red ▁River ▁Camp aign ▁of ▁ 1 8 6 4 , ▁and ▁when ▁the ▁waters ▁of ▁the ▁river ▁dropped , ▁the ▁fleet ▁was ▁almost ▁lost . ▁ ▁The ▁engineering ▁ab ilities ▁of ▁Colonel ▁Joseph ▁Ba iley , ▁who ▁super vised ▁the ▁construction ▁of ▁Ba iley ' s ▁Dam , ▁helped ▁save ▁the ▁fleet . ▁ ▁During ▁the ▁Red ▁River ▁Camp aign , ▁the ▁Mississippi ▁Squadron ▁was ▁composed ▁of ▁ 1 0 ▁iron cl ads , ▁ 3 ▁mon itors , ▁ 1 1 ▁tin - cl ads , ▁ 1 ▁tim ber - cl ad , ▁ 1 ▁ram ▁and ▁various ▁support ▁vessels , ▁including ▁vessels ▁in ▁the ▁following ▁table : ▁ ▁Command ▁tempor arily ▁passed ▁to ▁Alexander ▁Pen no ck ▁before ▁Samuel ▁P . ▁Lee ▁assumed ▁command . ▁Lee ▁was ▁in ▁command ▁until ▁the ▁squad