n = 5
| Scientific Name | Author | Valid Name | Family | English Name |
|---|---|---|---|---|
| Gilloblennius abditus | Hardy, 1986 | Gilloblennius abditus | Tripterygiidae | Obscure triplefin |
| Gilloblennius decemdigitatus | (Clarke, 1879) | Ruanoho decemdigitatus | Tripterygiidae | Longfinned triplefin |
| Gilloblennius sp. | Not applicable | Gilloblennius abditus | Tripterygiidae | Obscure triplefin |
| Gilloblennius sp. | Not applicable | Forsterygion capito | Tripterygiidae | Spotted robust triplefin |
| Gilloblennius tripennis | (Forster, 1801) | Gilloblennius tripennis | Tripterygiidae | Thripenny |