分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Tetraodontiformes (Puffers and filefishes)
魨形目 (Puffers and filefishes) >
Monacanthidae (Filefishes)
單棘魨科 (Filefishes)
Etymology: Pervagor: Latin, pervagor = nomadic, itinerant.
More on authors: Lay & Bennett.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 礁區魚類; 深度上下限 6 - 730 m (Ref. 58302). 熱帶; 30°N - 15°N
Eastern Pacific: throughout the Hawaiian Islands, including the Leeward Group; rare in Johnston Island.
東太平洋: 在夏威夷群島各處, 包括背風的群; 稀有的在詹斯頓島。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 18.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 9710)
背棘 (總數) : 1; 背的軟條 (總數) : 36 - 39; 臀棘: 0; 臀鰭軟條: 32 - 36. Head and breast bluish gray, body yellowish or white. Head with irregular, oblique dark lines merging with many closely packed spots on body; region of mouth plus the lips white. Caudal fin red to orange, with a black sub terminal band; soft dorsal and anal fins clear to yellowish. Pelvic rudiment large narrowly attached to blackish posterior margin of ventral flap. Scale spinulation on midbody somewhat longer, finer and more acute than other species; each scale with high transverse ridge; male scale ridge rugosities develop at about 75 mm SL.
頭部與胸部藍灰色的, 身體淡黃色或白色的。 頭部有不規則又斜的黑色線條合併有許多在身體上擠在一起斑點; 嘴的區域加唇白色。 尾鰭紅色到橘色的, 具有一個黑色的次端位條紋; 軟的背鰭與臀鰭清澈的到淡黃色的。 腹鰭原基大的狹窄地依附於腹翼的黑色後緣。 在身體中央上的鱗片小刺略微比較長的, 比較細微的與比其他的種更多的尖銳種; 每個鱗片有高的橫跨脊; 雄魚鱗片脊滿是縐紋發展於大約 75 mm SL 。
Inhabits coral reef areas (Ref. 9710). Benthopelagic over rock, rubble and sand; juveniles epi- and benthopelagic (Ref. 58302). Feeds on algae, small benthic invertebrates, and corals (Ref. 9710).
棲息於珊瑚礁區域。 吃藻類，小型底棲的無脊椎動物與珊瑚。 (參考文獻 9710)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
東太平洋: 在夏威夷群島各處, 包括背風的群; 稀有的在詹斯頓島。
Hutchins, J.B., 1986. Review of the monacanthid fish genus Pervagor, with descriptions of two new species. Indo-Pac. Fish. (12):35 p. (Ref. 527)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 03 March 2015
人類使用
漁業: 商業性; 水族館: 商業性
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Estimates based on models
Preferred temperature (Ref.
123201): 5.5 - 15.2, mean 8.7 °C (based on 7 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00956 - 0.04164), b=2.93 (2.76 - 3.10), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.8 ±0.0 se; based on diet studies.
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 52.8 [21.1, 135.2] mg/100g; Iron = 0.706 [0.330, 1.782] mg/100g; Protein = 17.8 [15.4, 20.0] %; Omega3 = 0.143 [0.064, 0.316] g/100g; Selenium = 55.7 [24.1, 133.2] μg/100g; VitaminA = 60.8 [14.4, 257.0] μg/100g; Zinc = 1.33 [0.82, 2.16] mg/100g (wet weight);
