分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ovalentaria/misc (Various families in series Ovalentaria)
鱸形目 (Various families in series Ovalentaria) >
Pomacentridae (Damselfishes)
雀鯛科(Damselfishes) (Damselfishes) > Chrominae
Etymology: Dascyllus: Greek, daskillys, -on = a kind of fish (Ref. 45335).
More on author: Rüppell.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 礁区鱼类; 非迁移的; 深度上下限 0 - 55 m (Ref. 7247). 热带; 32°N - 36°S, 24°E - 128°W
Indo-Pacific: Red Sea and East Africa to the Line and Pitcairn islands, north to southern Japan, south to Sydney, Australia. Not found in the Hawaiian and Marquesan islands.
印度-太平洋: 红海而且东非到列岛群岛与皮特凯恩群岛, 北至日本南部, 南至澳洲雪梨。 不出现在夏威夷与马贵斯群岛。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 14.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 89972); 最大体重: 45.21 g (Ref. 126022)
背棘 (总数) : 12; 背的软条 (总数) : 14 - 16; 臀棘: 2; 臀鳍软条: 14 - 15. Juveniles overall black with scale centers bluish; white blotch on forehead and upper sides; all fins black except the transparent pectoral and outer portion of soft dorsal rays. Geographic and behavioral color of adults variable; no spot on forehead; spot on upper sides very reduced; head and fins normally black; scales with black margins. Margins of preorbital, suborbital and preoperculum finely serrated (Ref. 2746). Nuptial fish generally paler color. Body depth 1.4-1.6 in SL (Ref. 90102).
稚鱼全体黑色的有鳞片集中蓝色的; 在前额与上侧面上的白色的斑块; 所有的鳍黑色除透明的胸鳍与软背鳍鳍条的外部部分。 成鱼的地理而行为颜色可变的; 没有在前额上的斑点; 在非常被缩小的上侧面上的斑点; 头部与鳍通常黑色; 鳞片有黑色的边缘。 眶前骨的边缘, 眶下骨与前鳃盖骨细锯齿状的。
Adults inhabit coral and rocky reefs, juveniles often commensal with large sea anemones, sea urchins, or small coral heads (Ref. 4391, 48636). They occur in small to large aggregations. Stomach contents include algae, copepods, and other planktonic crustaceans (Ref. 7247). Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205). Diurnal species (Ref. 54980; 120737). Minimum depth reported taken from Ref. 128797.
栖息于珊瑚礁与岩礁, 稚鱼时常与大的海葵，海胆或小的珊瑚顶部共生。 (参考文献 4391,48636) 形成小群到大群鱼群。 胃内含物包括藻类，桡脚类的动物与其他的浮游性甲壳动物。
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205). Courtship characterized by male 'signal-jumping'. Captive pair reported to spawn thrice monthly with a total of 17 over a 7-month period (Ref. 2856). While protogyny was originally proposed for this species, recent studies confirmed gonochorism in the form of non-functional hermaphroditism (Ref. 103751).印度-太平洋: 红海而且东非到列岛群岛与皮特凯恩群岛, 北至日本南部, 南至澳洲雪梨。 不出现在夏威夷与马贵斯群岛。
Allen, G.R., 1991. Damselfishes of the world. Mergus Publishers, Melle, Germany. 271 p. (Ref. 7247)
人类利用
渔业: 低经济; 水族馆: 商业性
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Estimates based on models
Preferred temperature (Ref.
123201): 24.6 - 29, mean 28 °C (based on 1240 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03467 (0.02149 - 0.05594), b=2.93 (2.79 - 3.07), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 3.0 ±0.24 se; based on food items.
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Fec=20,000-25,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 90.3 [45.4, 146.6] mg/100g; Iron = 0.802 [0.476, 1.335] mg/100g; Protein = 18 [17, 19] %; Omega3 = 0.115 [0.067, 0.193] g/100g; Selenium = 27.9 [13.9, 57.3] μg/100g; VitaminA = 123 [33, 443] μg/100g; Zinc = 1.48 [0.97, 2.15] mg/100g (wet weight);
