Tozer, H. & Dagit, D.D. (2004)
Chapter 33: Husbandry of spotted ratfish, Hydrolagus colliei.
In M. Smith, D. Warmolts, D. Thoney, & R. Hueter (Eds.), The Elasmobranch Husbandry Manual: Captive Care of Sharks, Rays and their Relatives (pp. 488–491). Special Publication of the Ohio Biological Survey