| Main Ref. | Paugy, D., 2003 |
| Utseende refererar till | |
| Bones in OsteoBase |
| specialiserade organ | no special organs |
| annat utseende | always different morphology between mature adults |
| andra färger | males alike females |
| Anmärkningar | Pronounced sexual dimorphism affecting the shape of the anal fin. |
| Särskilt slående egenskaper | none |
| Lateral kroppsform | fusiform / normal |
| Tvärsnitt | |
| Dorsal profil av huvudet | more or less straight |
| Ögontyp | more or less normal |
| Typ av mun/snyte | more or less normal |
| Munnens placering | terminal |
| Diagnos |
Diagnosis: at most 27 gill rakers on lower limb of first gill arch (18-27); 3 unbranched and 18-23 branched anal-fin rays; 43-51 lateral line scales; dorsal-fin origin distinctly behind level of pelvic-fin insertions (Ref. 2880, 81279). Description: dorsal-fin origin behind level of pelvic-fin insertions, but not as far back as in A. baremoze; well developed fontanel (Ref. 2880, 81279). See additional characters for A. baremoze for sexual dimorphism in Alestes species. Colouration: silvery color, back darker gray or bluish, belly white; fins grayish or slightly tinted with yellow orange; inferior lobe of caudal red; both caudal lobes edged with black along fork; no humeral or precaudal spots (Ref. 2880, 81279). |
| Ease of Identification |
| Sidolinjer | 1 avbruten: No |
| Fjäll längs sidolinje | 43 - 51 |
| Porbärande fjäll längs sidolinje | |
| Fjäll i lateralserie | |
| Antal rader fjäll ovan sidolinje | 7.5 - 8.5 |
| Antal rader fjäll under sidolinje | 3.5 - 3.5 |
| Fjäll runt stjärtfensspole | |
| Skäggtömmar | 0 |
| Gälspringor (endast hos hajar/rockor) | |
| Gälräfständer | |
| på undre del av gälbåge | 18 - 27 |
| på övre del av gälbåge | |
| totalt | |
| Ryggkotor | |
| preanal | |
| totalt | 45 - 48 |
| Egenskaper | no striking attributes |
| Antal fenor | 1 |
| Antal småfenor | Dorsal |
| Ventral | |
| Totalt antal hårda fenstrålar | |
| Totalt antal mjuka fenstrålar | |
| Fettfena | present |
| Egenskaper | forked; more or less normal |
| Antal fenor | 1 |
| Totalt antal hårda fenstrålar | 0 - 0 |
| Totalt antal mjuka fenstrålar | 21 - 26 |
| Bröstfena | Egenskaper more or less normal |
| Fenstrålar hårda | |
| Fenstrålar mjuka | |
| Bukfenor | Egenskaper more or less normal |
| Position abdominal before origin of D1 | |
| Fenstrålar hårda | |
| Fenstrålar mjuka |