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Tetraodontiformes (Puffers and filefishes) >
Monacanthidae (Filefishes)
Etymology: Paramonacanthus: Greek, para = the side of + Greek, monos = one + Greek, akantha ) thorn (Ref. 45335); matsuurai: Named for Keiichi Matsuura.
Eponymy: Dr Keiichi Matsuura works in the Department of Zoology at the National Museum of Nature and Science, Tokyo. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal. Temperate
Northwest Pacific: Ogasawara Islands to south of Japan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.6 cm SL male/unsexed; (Ref. 33065)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 2; Dorsal soft rays (total): 29; Anal spines: 0; Anal soft rays: 28 - 29; Vertebrae: 19. Prominent hump just anterior to nostrils absent. Soft dorsal fin in males has the second ray slightly elongated and filamentous. Long caudal fin, its length equal to the head length. A broad dark stripe on the outer margin of the anal fin in male, its width greater than that of the pupil (Ref. 33065).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Hutchins, J.B., 1997. Review of the monacanthid fish genus Paramonacanthus, with descriptions of three new species. Rec. West. Aust. Mus. Suppl. No. 54:1-57. (Ref. 33065)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
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