| Main Ref. | Whitehead, P.J.P., 1985 |
| Utseende refererar till | |
| Bones in OsteoBase | Skull, Spine |
| specialiserade organ | no special organs |
| annat utseende | males alike females |
| andra färger | males alike females |
| Anmärkningar |
| Särskilt slående egenskaper | none |
| Lateral kroppsform | fusiform / normal |
| Tvärsnitt | compressed |
| Dorsal profil av huvudet | more or less straight |
| Ögontyp | more or less normal |
| Typ av mun/snyte | more or less normal |
| Munnens placering | terminal |
| Type of scales | cycloid scales |
| Diagnos |
Body cylindrical and elongate; ventral part of operculum with clear cut bony striae radiating downwards; belly rounded with ventral scutes; back blue green; flanks white, with 1 to 3 series of dark spots along the middle (Ref. 55763). The radiating bony striae on the operculum distinguish this species from all other clupeids in the area. The radiating bony striae on the operculum distinguish this fish from all other clupeids in the area. In New Zealand the species appears to grow larger (21.3 cm standard length; cf. 19.7 cm), has slightly larger eggs and a higher mean number of vertebrae (50.52; cf. 49 to 50.08 in various samples) (Ref. 859). |
| Ease of Identification |
| Sidolinjer | avbruten: No |
| Fjäll längs sidolinje | 0 - 0 |
| Porbärande fjäll längs sidolinje | |
| Fjäll i lateralserie | |
| Antal rader fjäll ovan sidolinje | 0 - 0 |
| Antal rader fjäll under sidolinje | 0 - 0 |
| Fjäll runt stjärtfensspole | |
| Skäggtömmar | 0 |
| Gälspringor (endast hos hajar/rockor) | |
| Gälräfständer | |
| på undre del av gälbåge | 44 - 45 |
| på övre del av gälbåge | 21 - 23 |
| totalt | |
| Ryggkotor | |
| preanal | |
| totalt | 48 - 54 |
| Egenskaper | no striking attributes |
| Antal fenor | 1 |
| Antal småfenor | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Totalt antal hårda fenstrålar | 0 - 0 |
| Totalt antal mjuka fenstrålar | 13 - 21 |
| Fettfena | absent |
| Egenskaper | forked; more or less normal |
| Antal fenor | 1 |
| Totalt antal hårda fenstrålar | 0 - 0 |
| Totalt antal mjuka fenstrålar | 12 - 23 |
| Bröstfena | Egenskaper more or less normal |
| Fenstrålar hårda 0 | |
| Fenstrålar mjuka 17 - 17 | |
| Bukfenor | Egenskaper more or less normal |
| Position abdominal behind origin of D1 | |
| Fenstrålar hårda 0 | |
| Fenstrålar mjuka 7 - 10 |