Rig sharks - a familiar stranger

Some think they're cute, and some say tasty, but little is known about rig sharks and their habitat. The Ministry of Fisheries has commissioned a study to develop a better understanding of why rig favour certain habitats, and assess the risks they face from fishing, pollution, and sedimentation.

NIWA's Dr Malcolm Francis and Christy Getzlaff from Massey University tell us more. 

Research subject: Sharks