The angular rough shark is typically dark grey-brown or black all over with some dark patches on the head and sides to help it blend into the dark deep-sea environment.

The angular rough shark typically lives deep in the ocean waters throughout much of the eastern Atlantic Ocean. The fact that they stay 60-600 meters (197 to 1968 feet) below the surface means ...

A ghostly white deep-sea shark has been discovered off the coast of Albania. The critically endangered angular roughshark (Oxynotus centrina) was caught by a commercial trawler off Sazan Island ...

As well as discovering shark embryos in the stomachs of wild roughsharks, in 2015 scientists reported a captive angular roughshark that fed exclusively on the eggs of elasmobranches.

The angular rough shark is typically dark grey-brown or black all over with some dark patches on the head and sides to help it blend into the dark deep-sea environment.

The angular roughshark has wide-set eyes, a pink snout, massive nostrils and pronounced dermal denticles, giving them a furrry, pig-like appearance.

The angular rough shark is typically dark grey-brown or black all over with some dark patches on the head and sides to help it blend into the dark deep-sea environment.