Amamiichthys matsubarai, Japanese blue-spotted seabream

Amamiichthys matsubarai (Akazaki, 1962)

Japanese blue-spotted seabream
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drawing shows typical species in Sparidae.

Classification / Names Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa

Teleostei (teleosts) > Eupercaria/misc (Various families in series Eupercaria) > Sparidae (Porgies)
Etymology: Amamiichthys: The name reflects the extremely limited distribution of the type species, which is known only from Amami-oshima Island, Ryukyu Islands, Japan.
Eponymy: Dr Kiyomatsu Matsubara (1907–1968) was originally called Kiyomatsu Sakamoto but on marrying he took his wife’s name as the family surname. [...] (Ref. 128868), visit book page.

Environment: milieu / climate zone / depth range / distribution range Ecology

Marine; benthopelagic. Subtropical

Distribution Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Northwest Pacific: Japan.

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm SL male/unsexed; (Ref. 559)

Short description Identification keys | Morphology | Morphometrics

Dorsal spines (total): 12; Dorsal soft rays (total): 10; Anal spines: 3; Anal soft rays: 8; Vertebrae: 24. Distinguished by the following set of characters: D XII,10, with the first and second dorsal-fin spines very short and the third and fourth (usually) dorsal-fin spines extremely elongated and filamentous; A III, 8; 56-61 pored lateral-line scales; absence of scales on preopercular flange; colour of head and body uniformly pinkish, with upper body having small distinct blue spots (sometimes overlapping pairs); without black margin on caudal fin (Ref. 104925).
Body shape (shape guide): short and / or deep; Cross section: compressed.

Biology     Glossary (e.g. epibenthic)

Important food fish.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Tanaka, F. and Y. Iwatsuki, 2015. Amamiichthys, a new genus for the sparid fish Cheimerius matsubarai Akazaki 1962, and redescription of the species, with designation of a neotype. Zootaxa 4007(2):195-206. (Ref. 104925)

IUCN Red List Status (Ref. 130435: Version 2025-2)

  Vulnerable (VU) (B1ab(v)+2ab(v)); Date assessed: 04 December 2009

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless





Human uses

FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items (preys)
Diet composition
Food consumption
Food rations
Predators
Ecology
Ecology
Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
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Abundance
Life cycle
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Maturity
Maturity/Gills rel.
Fecundity
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Distribution
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Anatomy
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Taxonomy
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References
References

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Summary page | Point data | Common names | Photos

Internet sources

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: genus, species | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | National databases | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | Tree of Life | Wikipedia: Go, Search |