Author: (Poey, 1868)
FBname: Night shark
Comments: Coastal and semi-oceanic species found on or along outer continental and insular shelves (Ref. 244).  Found to depths of 40 m (Ref. 26938).  Forms schools (Ref. 244).  Nocturnal (Ref. 5578), and feeding mainly on small bony fishes and squid (Ref. 244).  Viviparous (Ref. 50449).  Off West Africa, recorded water parameters at 90 to 285 m, where it was caught includes:  temperature = 11 to 16°C; salinity = 36 ppt; oxygen = 1.81 ml/l (Ref. 244).  Not known to be dangerous to people (Ref. 244).