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Canthigaster axiologus  Whitley, 1931

Pacific crown toby
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Canthigaster axiologus   AquaMaps   Data sources: GBIF OBIS
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Canthigaster axiologus
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分类 / Names 俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii 辐鳍鱼纲 (条鳍鱼) > Tetraodontiformes (Puffers and filefishes) > Tetraodontidae (Puffers) > Canthigasterinae
Etymology: Canthigaster: Greek, kanthos = the outer or inner corner of the eye, where the lids meet, 1646 + Greek, gaster = stomach (Ref. 45335);  axiologus: The species name axiologus stems from the Greek words ????? and ?????, the latter Latinised to logus; it is a noun in apposition and does not change its ending, though Canthigaster is feminine (Ref. 88002).   More on author: Whitley.

环境 / 气候 / 范围 生态学

; 海洋 礁区鱼类; 深度上下限 10 - 80 m (Ref. 90102).    , preferred ?

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Pacific: Japan to New South Wales, east to the Marshall Islands and Tonga; with records from Western Australia, from Exmouth Gulf northwards.

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 10.1 cm SL 雄鱼/尚未辨别雌雄; (Ref. 83660)

简单描述 型态特徵 | 形态测量图

背的软条 (总数): 9-11; 臀鳍软条: 9 - 10. This species is distinguished by the following characters: D 9-11 (usually 10, rarely 11); A 9-10 (usually 9); pectoral rays 15-18 (modally 16 in the North Pacific and 17 in the South Pacific); gill rakers 7-9; body depth between origins of dorsal and anal fins 3.0-3.3 in SL; head length (HL) 2.3-2.5 in SL; interorbital width 3.75-4.4 in HL; gill opening 4.8-5.55 in HL; origin of anal fin below or posterior to rear base of dorsal fin, the preanal length 1.25-1.35 in SL; longest dorsal ray 2.4-2.9 in HL; preserved colour pale grey to pale tan with 3 saddle-like, dark brown bars on body, similar to C. coronata, the edges of bars with close-set, small, pale-edged dark spots or short lines, irregularly alternating with unpigmented pale spots or lines; ventral part of body with or without small pale spots or pale-edged dark spots; across posterior interorbital and anterior occiput is a broad dark brown band; below base of pectoral fin is a dark brown spot; from chin to below gill opening, a narrow curved pale band edged in small dark spots; around eye is a pale area with radiating dark brown lines (except adjacent interorbital band); on head and abdomen is a midventral dark brown line varying from faint to conspicuous; lips pale, usually rimmed by a dusky band; fins pale grey, the upper and lower edges of caudal fin with or without a broad dark marginal band (Ref. 83660).

生物学特性     字汇 (例如 epibenthic)

Occurs in sheltered habitat, often on open sand and rubble bottom near reefs; but appears to be far less common than C. coronata (Ref. 83660). Solitary (Ref. 90102).

Life cycle and mating behavior 成熟度 | 繁殖 | 产卵场 | | 孕卵数 | 仔鱼

Oviparous (Ref. 205).

主要参考文献 Upload your references | 参考文献 | 合作者 : Matsuura, Keiichi | 合作者

Randall, J.E., J.T. Williams and L.A. Rocha, 2008. The Indo-Pacific tetraodontid fish Canthigaster coronata, a complex of three species. Smithiana, Publ. Aquatic Biodiv. Bull. 9:3-13. (Ref. 83660)

世界自然保护联盟红皮书 (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

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