The mimic sanddab (Citharichthys gordae) is a species of sanddab in the large-tooth flounder family Paralichthyidae. It is native to the eastern Pacific Ocean, found off the coast of Mexico. It has a limited distribution, found in the Magdalena Bay and along the Baja California peninsula, as well as part of the Gulf of California.It is a demersal fish that lives in sandy or muddy bottoms of tropical waters, at depths of between 73 and 146 metres (240 and 479 ft).