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Hypoplectrus unicolor (Walbaum, 1792)

Butter hamlet
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Hypoplectrus unicolor   AquaMaps   Data sources: GBIF OBIS
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Image of Hypoplectrus unicolor (Butter hamlet)
Hypoplectrus unicolor
Picture by Patzner, R.


United States (contiguous states) country information

Common names: Butter hamlet
Occurrence: native
Salinity: marine
Abundance: common (usually seen) | Ref: Randall, J.E., 1996
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments:
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/us.html
National Fisheries Authority: http://www.nmfs.gov
Occurrences: Occurrences Point map
Main Ref: Domeier, M.L., 1994
National Database:

Common names from other countries

分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Perciformes/Serranoidei (Groupers) 鱸形目 (Groupers) > Serranidae (Sea basses: groupers and fairy basslets) 鮨科 (Sea basses: groupers and fairy basslets)
Etymology: Hypoplectrus: Greek, hypo = under + Greek, plektron = sting, spur (Ref. 45335).
  More on author: Walbaum.

Environment: milieu / climate zone / depth range / distribution range 生态学

海洋 礁区鱼类.   熱帶; 32°N - 6°N, 99°W - 56°W

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

Western Central Atlantic: Florida (USA), Bahamas and throughout the Caribbean. Absent from the Gulf of Mexico.
中西大西洋: 佛羅里達 (美國), 巴哈馬與在加勒比海各處。 墨西哥灣沒有出現。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 12.7 cm TL 雄鱼/尚未辨别雌雄; (Ref. 13442)

简单描述 检索表 | 型态特徵 | 形态测量图

Adults pale yellow; usually darker dorsally; grayish yellow that pales ventrally. Iridescent blue dorsal-ventral lines on head, sometimes extending to the leading edge of pelvic fins. One distinct blue line encircles the orbit and extends ventrally on each side of the fish. Two black pigment spots are sometimes found on the snout region of the nares. A large black saddle on caudal peduncle, extending below the lateral line on each side of the fish. Pelvic fins yellowish, pectorals clear.
成鱼白黄色的; 通常比较深色的背面; 浅灰色的黄色那腹侧灰白者。 在头部上的蓝色虹彩的背部-腹面线, 有时延伸至腹鳍的前缘。 一条明显的蓝色线环绕眼窝而且腹地延伸在鱼的两边上。 二个黑色素斑点有时被发现于鼻孔的吻部区域。 一个大的黑色鞍状斑在尾梗上, 向下延伸在鱼的两边上的侧线。 腹鳍淡黄色的, 胸鳍清澈的。

生物学特性     字汇 (例如 epibenthic)

Mainly carnivorous (Ref. 13810). Has been reared in captivity (Ref. 35420).

主要肉食性.(参考文献 13810) 曾经后面在繁殖场.(参考文献 35420)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

中西大西洋: 佛羅里達 (美國), 巴哈馬與在加勒比海各處。 墨西哥灣沒有出現。

主要参考文献 Upload your references | 参考文献 | 合作者 : Heemstra, Phillip C. | 合作者

Domeier, M.L., 1994. Speciation in the serranid fish Hypoplectrus. Bull. Mar. Sci. 54(1):103-141. (Ref. 26407)

世界自然保护联盟红皮书 (Ref. 130435)

  最不相关 (LC) ; Date assessed: 21 August 2012

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的




人类利用

渔业: 商业性; 水族馆: 商业性
FAO(Publication : search) | FishSource |

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Estimates based on models

Preferred temperature (Ref. 115969): 25.6 - 28.2, mean 27.4 (based on 530 cells).
Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01778 (0.00680 - 0.04650), b=3.03 (2.80 - 3.26), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  4.0   ±0.65 se; based on food items.
回复力 (Ref. 120179):  高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).
价格分类 (Ref. 80766):   Very high.