Environment: milieu / climate zone / depth range / distribution range
экология
морской ассоциированный с рифами; немигрирующий; пределы глубины 6 - 40 m (Ref. 9710). Tropical
Western Indian Ocean: Somalia to East London, South Africa. Also around oceanic islands. Common off East Africa (Ref. 9710).
Size / Вес / Возраст
Maturity: Lm ? range ? - ? cm
Max length : 8.0 cm TL самец/пол неопределен; (Ref. 5953)
Краткое описание
определительные ключи | морфология | морфометрия
Head, upper sides, dorsal, and caudal fins golden yellow; lower two-thirds of the body and the anal fin black with numerous close-set purple spots.
Inhabits areas with coral rubble and frequently occurs in small groups of up to about 10 individuals. Feeds on small invertebrates and algae (Ref. 5503). Spawns at sunset; male stimulating the emission of eggs with biting motions on female's abdomen; eggs released and abandoned in open water without any particular parental care (Ref. 5503). Popular aquarium fish in Natal. Occasionally exported from Kenya.
Life cycle and mating behavior
половая зрелость | размножение | нерест | икра | Fecundity | личинки
Bi-directional sex change has been confirmed for this species (Ref. 103751).
Allen, G.R., 1985. Butterfly and angelfishes of the world. Vol. 2. 3rd edit. in English. Mergus Publishers, Melle, Germany. (Ref. 4858)
Статус Красного Списка МСОП (Ref. 130435: Version 2024-1)
Угроза для людей
Harmless
Использование человеком
рыболовство: интереса не представляет; аквариум: коммерческий
дополнительная информация
инструменты
Специальные отчеты
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ресурсы в Интернет
Estimates based on models
Preferred temperature (Ref.
123201): 24.6 - 27.8, mean 26.8 °C (based on 84 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.03090 (0.01378 - 0.06932), b=2.88 (2.69 - 3.07), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.9 ±0.32 se; based on food items.
устойчивость к внешним воздействиям (Ref.
120179): высокий, минимальное время удвоения популяции до 15 месяцев (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
Nutrients (Ref.
124155): Calcium = 125 [61, 193] mg/100g; Iron = 0.772 [0.462, 1.296] mg/100g; Protein = 18.1 [16.9, 19.3] %; Omega3 = 0.126 [0.074, 0.209] g/100g; Selenium = 23.6 [12.5, 44.2] μg/100g; VitaminA = 114 [32, 393] μg/100g; Zinc = 1.86 [1.26, 2.70] mg/100g (wet weight);
