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Acanthuriformes (Surgeonfishes) >
Chaetodontidae (Butterflyfishes)
Etymology: Chaetodon: Greek, chaite = hair + Greek, odous = teeth (Ref. 45335).
Eponymy: Karl Heinrich Mertens (1796–1830) was a German botanist, naturalist and explorer. [...] (Ref. 128868), visit book page.
More on author: Cuvier.
Environment: milieu / climate zone / intervalo de profundidade / distribution range
Ecologia
marinhas associadas(os) a recifes; não migratória; intervalo de profundidade 0 - 120 m (Ref. 1602). Tropical; 30°N - 33°S
Pacific Ocean: Ryukyu Islands to the Philippines and extending to Lord Howe, Rapa and Tuamoto islands. Replaced by Chaetodon madagascariensis in the Indian Ocean, Chaetodon xanthurus in southeast Asia, and Chaetodon paucifasciatus in the Red Sea (Ref. 37816).
Tamanho / Peso / Idade
Maturidade: Lm ? range ? - ? cm
Max length : 12.5 cm TL macho/indeterminado; (Ref. 4859)
Espinhos dorsais (total) : 12 - 14; Raios dorsais moles (total) : 21 - 23; Espinhos anais: 3; Raios anais moles: 16 - 17. Body color is white with 4-5 chevron-shaped blackish bands on the sides. The posterior portion of the trunk, the adjacent dorsal and anal fins, and the posterior portion of the caudal fin are yellow. A vertical black bar runs (uninterrupted) across the eye (Ref. 4855). Snout length 2.3-3.0 in HL. Body depth 1.7-1.8 in SL (Ref. 90102).
Body shape (shape guide): short and / or deep; Cross section: compressed.
Inhabit deep lagoons and seaward reefs. Occur singly or in pairs. Feed on algae and small benthic invertebrates (Ref. 1602). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205). May hybridize with C. xanthurus. Minimum depth reported taken from Ref. 128797.
Life cycle and mating behavior
Maturidade | Reprodução | Desova | Ovos | Fecundidade | Larvas
Distinct pairing (Ref. 205).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p. (Ref. 1602)
Categoria na Lista Vermelha da IUCN (Ref. 130435: Version 2025-1)
Ameaça para o homem
Harmless
Utilização humana
Pescarias: pouco comercial; Aquário: Espécies comerciais
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 23.7 - 28.4, mean 26.8 °C (based on 202 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02239 (0.01426 - 0.03516), b=3.24 (3.11 - 3.37), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Nível Trófico (Ref.
69278): 3.0 ±0.41 se; based on food items.
Resiliência (Ref.
120179): Elevada, tempo mínimo de duplicação da população menor que 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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Nutrients (Ref.
124155): Calcium = 125 [63, 193] mg/100g; Iron = 0.954 [0.566, 1.634] mg/100g; Protein = 18.4 [17.2, 19.6] %; Omega3 = 0.135 [0.077, 0.235] g/100g; Selenium = 45.7 [23.5, 87.5] μg/100g; VitaminA = 44.8 [12.0, 164.6] μg/100g; Zinc = 1.68 [1.13, 2.46] mg/100g (wet weight);
![Image of Chaetodon mertensii (Mertens\](/images/thumbnails/jpg/tn_Chmer_u0.jpg "Image of Chaetodon mertensii (Mertens\")
