Yakkks at Coaru*.—Pilnful tumors for several days, to the sffect that Corpus Chriitl had bsen ta* 1 ktn by the Yankees, are confirmed beyond question.It appears, from what we can learn, that the Yankees landed a large body of men on Mustang Island, where the companies of Ga}t, Garrett, 24ih Battalion T B T.and Capt Maltby, were atationed; cutting them off from retreat, and, It is presumed, capturing them.Several negroes made thalr escape by swimming the pass. One belonging to Mr. Kmtoon has arrived here, lie saya they were attacked at breakfast time on Tuesday morning. . ,Ileavy firing is said to have been heard for twehour* and upwards. •Col. Bradfute, with 150 men, on the steamer Cora, attsmptsd to reinforce the Ialand, but was too la u and return'd. II. Is said the aurrender was seen from the Cora. ....dipt. Garrett's company was oompoied of clUaens of Victoria and Jackaon oouutiea, and much anxiety Is fslt at their fate. • #Corpus Chrlsll Is butlhlrty mllesjfrom Gen. Bee’ff headquarteri.—VfcfoWa AJvocaU JVbt). 2Jt#.-*