 Males and females grow to at least and long respectively; this species possibly reaches in length.The maximum weight on record is .The bignose shark feeds mainly on bottom-dwelling bony fishes (including lizardfishes, croakers, flatfishes, and batfishes), cartilaginous fishes (including "Squalus" dogfishes, "Holohalaelurus" catsharks, "Dasyatis" stingrays, and chimaeras), and cephalopods.