HMS Algerine was a Phoenix-class steel screw sloop of the Royal Navy. She was launched at Devonport in 1895, saw action in China during the Boxer Rebellion, and later served on the Pacific Station. She was stripped of her crew at Esquimalt in 1914, and transferred to the Royal Canadian Navy in 1917, being commissioned as HMCS Algerine. She was sold as a salvage vessel in 1919 and wrecked in 1923.

HMS Shearwater was a Condor-class sloop launched in 1900. She served on the Pacific Station and in 1915 was transferred to the Royal Canadian Navy as HMCS Shearwater, serving as a submarine depot ship until 1919. She was sold to the Western Shipping Company in May 1922 and renamed Vedas.