Séret, B. & Couzens, G. & Valenti, S.V. (2009)
Dasyatis rudis IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
Valenti, S.V. & Couzens, G. (2009)
Hydrolagus lusitanicus IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org
White, W.T. & Couzens, G. (2009)
Squalus hemipinnis IUCN 2012, IUCN Red List of Threatened Species, Version 2012.2, https://www.iucnredlist.org