Classification / Names
Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa
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Trachichthyiformes (Roughies) >
Trachichthyidae (Slimeheads)
Etymology: Aulotrachichthys: Greek, aulos = flute + Greek, trachys, -eia, -ys = rough; spiralis: Named for the longitudinal helical ridges on the fin spines in large specimens; noun in apposition,
means “spiral”, in reference to.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina batypelagisk; djupintervall 25 - 220 m (Ref. 130070). Subtropical
Northwest Pacific: Japan and northern East China Sea and Osumi Channel.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 8.9 cm SL hane/ej könsbestämd; (Ref. 130070); 8.5 cm SL (female)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 5; Mjukstrålar i ryggfenan (totalt) : 13; Taggstrålar i analfenan: 3; Mjukstrålar i analfenan: 8; Ryggkotor: 27. This species is distinguished from all its congeners by the following set of characters: D V,13 usually; A III,8 usually; ventral scutes 7-10 (modally 8); specimens >70 mm SL have 57-62 scale rows in longitudinal series, 24-29 pored lateral-line scales, and 7-9 scale rows between last dorsal-fin spine and lateral line; striated area ending before mid-point on caudal peduncle, its length 25.2–39.7% of caudal peduncle length; posterior interorbital ridges mesially curved posteriorly; posttemporal crest with rounded margin, lacking a distinct spine; spines of dorsal, anal and pelvic fins with many longitudinal helical ridges on surface (specimens >75 mm SL) (Ref. 130070).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Matsunuma, M., A. Ujihara and H. Endo, 2023. Two new species of Aulotrachichthys (Beryciformes: Trachichthyidae) from the northwestern Pacific. Ichthyol. Res. 71(1):56-82. (Ref. 130070)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Trofisk nivå (Ref.
69278): 4.2 ±0.6 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
