Teleostei (teleosts) >
Acropomatiformes (Oceanic basses) >
Symphysanodontidae (Slopefishes)
Etymology: Symphysanodon: Greek, syn, symphysis = grown together + Greek, physis = growth body form + Greek, odous = teeth; related to few teeth which are located over the area where the two jaws meet (Ref. 45335).
Eponymy: Dr Masao Katayama was a Japanese ichthyologist who was a professor at Yamaguchi University. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; depth range 91 - 183 m (Ref. 54833). Temperate
Western Pacific: Japan to NE Sulawesi; including Palau and Hawaii.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 20.0 cm TL male/unsexed; (Ref. 9137)
Short description
Identification keys | Morphology | Morphometrics
Solitary or in small groups (Ref. 90102). Lives by rocky reefs at considerable depths (Ref. 9137).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Masuda, H. and G.R. Allen, 1993. Meeresfische der Welt - Groß-Indopazifische Region. Tetra Verlag, Herrenteich, Melle. 528 p. (Ref. 9137)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
Tools
Special reports
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 15 - 26.5, mean 20.4 °C (based on 87 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5004 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.45 se; based on food items.
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).