 She also captured the Confederate schooner "Venus", laden with lead, copper, tin, and wool, in December 1861.Trenchard was promoted to commander on July 16, 1862.With the capture of New Orleans, Pensacola, Port Royal, Fernandina, and other southern ports by the Union in 1861-62, it became easier for the blockading squadrons to obtain fresh supplies, and only one steamer was considered necessary to maintain the service.