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> Eupercaria/misc (Various families in series Eupercaria) > Labridae (Wrasses) > Hypsigenyinae
Etymology: Choerodon:Greek, choiros = a pig + odous = teeth (Ref. 45335); referrring to the prominent anterior canines of the species in this genus (Ref. 116605). Eponymy: Dr Johann Lukas Schönlein (1793–1864) was a German naturalist and professor of medicine. [...] (Ref. 128868), visit book page. More on author: Valenciennes.
背面の脊椎 (合計) : 13; 背鰭 (合計) : 7; 肛門の骨: 3; 臀鰭: 10. Large adults appear blue underwater and usually have a small black spot at the dorsal fin base. Juveniles have a large white saddle spot following the black spot (Ref. 48636). A moderately small but prominent dark spot present on body at base of last dorsal-fin spine (spot not extending onto fin membrane). Body scales each with a blue centre in life forming horizontal rows of spots on side. Second prominent anterior canine in lower jaw distinctly shorter than first in adults, directed mostly dorsally and slightly anteriorly. 3 to 5 scales on subopercle. (Ref 9823) Body shape (shape guide): fusiform / normal; Cross section: oval.
Inhabit flat sandy or weedy areas near lagoon and seaward reefs (Ref. 9710). Solitary. Feed mainly on hard-shelled prey including crustaceans, mollusks and sea urchins. Marketed mostly fresh. In Hong Kong live fish markets (Ref. 27253).
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
IUCNのレッドリストの状況は (Ref. 130435: Version 2025-2 (Global))
好ましい温度 (参照 123201): 24.5 - 29, mean 27.9 °C (based on 478 cells).
系統多様性指数 (参照 82804): PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00933 (0.00514 - 0.01693), b=3.09 (2.93 - 3.25), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
栄養段階 (参照 69278): 3.4 ±0.41 se; based on food items.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 1 growth studies.
回復力 (参照 120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
漁業の脆弱性 (Ref. 59153): Moderate vulnerability (39 of 100). 🛈
