The variable triplefin or striped triplefin, Forsterygion varium, is a triplefin native to New Zealand, but also introduced to Tasmania, Australia, most likely in shipments of oysters. It is found in rock pools and depths down to 30 metres, in reef areas of broken rock with kelp. References Tony Ayling & Geoffrey Cox, Collins Guide to the Sea Fishes of New Zealand, (William Collins Publishers Ltd, Auckland, New Zealand 1982) Forsterygion Endemic marine fish of New Zealand Fish described in 1801 Taxa named by Johann Reinhold Forster