Grèbe was a 204 grt fishing trawler built in 1907 by Smith’s Dock Co. Ltd, North Shields and owned in 1914 and 1921 by Cie. Lorientaise de Chalutage. She was registered in Lorient.
Sources: Lloyd's Register of Shipping 1920/1921 and the Bureau Veritas Registre International de Classification de Navires 1914.