| Family: |
Atherinidae (Silversides), subfamily: Atherinomorinae |
| Max. size: |
6.4 cm SL (male/unsexed) |
| Environment: |
pelagic-neritic; marine |
| Distribution: |
Western Pacific: Japan and Indonesia. |
| Diagnosis: |
Dorsal spines (total): 5-7; Dorsal soft rays (total): 8-9; Anal spines: 1-1; Anal soft rays: 10-12; Vertebrae: 38-43. This species is distinguished by the following set of characters: premaxillary ascending process long and slender, widest point at the distal half; maxilla curved downward posteriorly with a rounded posterodorsal edge; anus located slightly anterior to appressed tip of pelvic fin (holotype and 35 paratypes) or just at the appressed tip (12 paratypes) (distance between pelvic-fin insertion and anus ca. four-fifths of pelvic-fin length or longer); with a distinct black crescent marking in front of eye in preserved specimens; eye large with diameter 9.5-11.9 % SL or 36-44 % HL; interorbital somewhat wide, width 9.8-11.8 % SL or 36-43 % HL; posterior margin of lateral and predorsal scales entire; no distinct projection on posterior margin of axillary scale (Ref. 92894). |
| Biology: |
Usually found along the open coast or sometimes in the inner parts of bays (Ref. 92894). |
| IUCN Red List Status: |
Least Concern (LC); Date assessed: 14 August 2023 Ref. (130435)
|
| Threat to humans: |
harmless |
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