Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; pelagic-neritic. Tropical
Eastern Central Pacific: American Samoa and Pitcairn Island.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 4.0 cm TL male/unsexed; (Ref. 9769)
Dorsal spines (total): 5 - 7; Dorsal soft rays (total): 13 - 17; Anal spines: 1; Anal soft rays: 20 - 25. Ramus of the ascending process of premaxilla with slight rounded elevation representing postmaxillary process. Dorsal edge of opercle with notch but no process above it.
Body shape (shape guide): elongated.
Inhabits surf and waves around rocky headlands and reefs. Nothing is known of the biology of this species (Ref. 9769).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Ivantsoff, W., 1999. Isonidae. Surf sardines. p. 2140-2143. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 4. Bony fishes part 2 (Mugilidae to Carangidae). FAO, Rome. (Ref. 9769)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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