The angular roughshark (Oxynotus centrina) is native to the deep waters of the Eastern Atlantic Ocean and the Mediterranean Sea. Commonly known as the "pig-faced shark" because it sometimes grunts when pulled from the water, it is a truly bizarre-looking creature with a triangular, high-humped body. Key Facts About Its Habitat Geographic Range: Its range stretches from Norway down to South Africa, covering the entire Mediterranean and parts of the Black Sea. Depth: It typically lives at depths b