Common names from other countries
Classification / Names / Names
俗名 | 同种异名 | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS
Environment: milieu / climate zone / depth range / distribution range
生态学
; 深度上下限 0 - 7 m (Ref. 83435). ; 26°N - 6°N, 89°W - 57°W
分布
国家 | FAO区域 | 生态系 | 标本纪录 | 简介
Western Central Atlantic.
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm ?, range 1 - 3.4 cm Max length : 18.0 cm SHW 雄鱼/尚未辨别雌雄; (Ref. 105349); common length : 10.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 355)
Shell large, heavy, conical, with rounded shoulders. Umbilicus deep and round, operculum multispiral, circular. Colour: purple-black on a whitish background; aperture white, internally nacreous; operculum iridescent brown.
Stocks have been locally extirpated or are diminishing due to over exploitation (Ref. 355). Shallow subtidal, on rocks and shell rubble (Ref. 355). They are also found in intertidal and offshore coral reefs, particularly on algae, boulder, and coral habitats (Ref. 83934). Herbivore-detritivore. Most feeding seems to occur at night and early morning. Feeds on a wide variety of algae, sand and detritus (Ref. 105349).
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Broadcast spawners. Spawning occurs during lunar period. Females lay eggs in ribbons or jelly masses in the substratum, after the males have released their sperm (Ref. 105346). Males don't have penis (Ref. 105349). Life cycle: Embryos develop into planktonic trocophore larvae and later into juvenile veligers before becoming fully grown adults (Ref. 833).
主要参考文献
参考文献 | 合作者 | 合作者
Leal, J.H. 2003. (Ref. 355)
世界自然保护联盟红皮书 (Ref. 130435)
Not Evaluated
Not Evaluated
人类利用
渔业: 商业性
| FishSource | 周边海洋
工具
网络资源
Estimates based on models
Preferred temperature
(Ref.
115969): 26.8 - 28.2, mean 27.7 (based on 344 cells).
回复力
中等的, 族群倍增时间最少 1.4 - 4.4年 (K=0.19-0.2).
价格分类
Unknown.
