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

Teleostei (teleosts) > Anguilliformes (Eels and morays) > Ophichthidae (Snake eels) > Ophichthinae
Etymology: Apterichtus: From the Greek απτερόν (apteron), without fins, and ίχθύς (ichtus, more correctly written ichthys; masculine), fish; hatookai: Named for Mr. Kiyotaka Hatooka, ichthyological curator of OMNH.
Eponymy: Kiyotaka Hatooka is a Japanese aquarist, researcher and ichthyologist. [...] (Ref. 128868), visit book page.

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

Marine; benthopelagic; depth range 4 - 7 m (Ref. 101270). Subtropical

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

Northwest Pacific: Japan and China (SE Fujian).

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 53.4 cm TL male/unsexed; (Ref. 101270)

Short description Identification keys | Morphology | Morphometrics

This species is distinguished by the following characters: head 5.1-6.1 % TL, 13.3-16.0 % of preanal length; tail 60.4-62.0 % TL; body depth at gill opening 0.9-1.5 % TL, 2.3-3.8 % of preanal length; the anterior tip of the lower jaw is below the center of the eye; supratemporal pores 7; preopercular pores 4; lateral-line pores before anus 54-58; preanal vertebrae 52-56, total 137-141; MVF 54-139 (Ref. 95408); teeth conical and uniserial on jaws and vomer (with a single vomerine tooth); body coloration is yellowish brown to dark brown with small black punctuations, pale brown blotches on head and breast; with fresh specimens have reddish brown blotches, slightly paler along mid-flanks, brilliant orange blotches on head and breast, some larger than eye (Ref. 101270).

Occurs in sandy bottoms (Ref. 95408).

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

Main reference Upload your references | References | Coordinator : McCosker, John E. | Collaborators

McCosker, J.E. and Y. Hibino, 2015. A review of the finless snake eels of the genus Apterichtus (Anguilliformes: Ophichthidae), with the description of five new species. Zootaxa 3941(1):49-78. (Ref. 101270)

IUCN Red List Status (Ref. 130435: Version 2024-1)

Data deficient (DD) ; Date assessed: 18 November 2019

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

More information

Trophic ecology
Food items
Diet composition
Food consumption
Food rations
Predators

Ecology
Ecology

Population dynamics
Growth parameters
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Recruitment
Abundance

Life cycle
Reproduction
Maturity
Maturity/Gills rel.
Fecundity
Spawning
Spawning aggregations
Eggs
Egg development
Larvae
Larval dynamics

Distribution
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Anatomy
Gill area
Brain
Otolith

Physiology
Body composition
Nutrients
Oxygen consumption
Swimming type
Swimming speed
Visual pigments
Fish sound
Diseases & Parasites
Toxicity (LC50s)

Genetics
Genetics
Heterozygosity
Heritability

Human related
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Aquaculture profiles
Strains
Ciguatera cases
Stamps, coins, misc.

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Taxonomy
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References
References

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Apterichtus hatookai Hibino, Shibata & Kimura, 2014