Tommyfish - The long-finned sand diver or tommyfish, Limnichthys polyactis, is a sandburrower of the genus Limnichthys, found all around the North Island of New Zealand to depths of about 5 m, on sandy or gravelly bottoms.
Limnichthys rendahli - Limnichthys rendahli is a sandburrower of the family Creediidae, found only around New Zealand to depths of about 150 m, on sandy or gravelly bottoms.