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Table 1 List of cartilaginous fish species recorded for the Seine and Unicorn seamounts from the present study and previous work

From: Sharks, rays and chimaeras of the Seine and Unicorn seamounts (NE Atlantic Ocean)

  Occurrence in seamounts References
Seine Unicorn
Family Chlamydoselachidae
Chlamydoselachus anguineus Garman, 1884   Delgado et al. (2017)
Family Carcharhinidae
Prionace glauca (Linnaeus, 1758)   Biscoito et al. (2017); present study
Family Pentanchidae
Galeus melastomus Rafinesque, 1810   Menezes et al. (2009)
Family Pseudotriakidae
Pseudotriakis microdon Brito Capello, 1868   Menezes et al. (2009)
Family Centrophoridae
Centrophorus granulosus (Bloch & Schneider, 1801) * Seine: present study. Unicorn: Biscoito et al. (2017); present study
Centrophorus squamosus (Bonaterre, 1788) * Seine: Menezes et al. (2009); present study. Unicorn: present study
Deania calcea (Lowe, 1839)   Menezes et al. (2009)
Deania profundorum (Smith & Radcliffe, 1912) Seine: Menezes et al. (2009); present study. Unicorn: Biscoito et al. (2017); Freitas & Biscoito (2007); present study
Family Dalatiidae
Squaliolus laticaudus Smith & Radcliffe, 1912   Menezes et al. (2009)
Family Etmopteridae
Etmopterus princeps Collet, 1904 Seine: Menezes et al. (2009); Freitas & Biscoito (2005); present study. Unicorn: Biscoito et al. (2017); Freitas & Biscoito (2007); present study
Etmopterus pusillus (Lowe, 1839) Seine: Menezes et al. (2009); Christiansen et al. (2015); present study. Unicorn: Biscoito et al. (2017); present study
Etmopterus spinax (Linnaeus, 1758)   Seine: present study. Unicorn: Biscoito et al. (2018); present study
Family Somniosidae
Centroscymnus coelolepis Barbosa du Bocage & de Brito Capello, 1864 * Seine: Menezes et al. (2009); Biscoito et al. (2017); present study. Unicorn: present study
Centroscymnus owstonii Garman, 1906 Seine: Menezes et al. (2009); Biscoito et al. (2018); present study. Unicorn: Biscoito et al. (2018); Biscoito et al. (2017); present study
Centroselachus crepidater (Barbosa du Bocage & de Brito Capello, 1864) * Seine: Menezes et al. (2009); present study. Unicorn: present study
Somniosus rostratus (Risso, 1827) *   Present study
Family Torpedinidae
Tetronarce nobiliana (Bonaparte, 1835)   Hirsch & Christiansen (2010); Biscoito et al. (2018); present study
 Family Rajidae
Raja clavata Linnaeus, 1758   Menezes et al. (2009)
Raja maderensis Lowe, 1838   Christiansen et al. (2009); Biscoito et al. (2017); present study
Family Chimaeridae
Hydrolagus affinis (de Brito Capello, 1868)   Menezes et al. (2009); Freitas et al. (2011); Biscoito et al. (2018); present study
* -first record.