分類 / Names
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Eupercaria/misc (Various families in series Eupercaria) >
Labridae (Wrasses) > Corinae
Etymology: Thalassoma: Greek, thalassa = the sea + Greek, soma = body; the colour of the sea (Ref. 45335).
More on author: Forsskål.
Environment: milieu / climate zone / depth range / distribution range
生態学
海 関連する礁; 深さの範囲 0 - 10 m (Ref. 30573). Tropical; 32°N - 32°S
Indo-Pacific: Red Sea and East Africa (Ref. 4392) to the Hawaiian, Marquesan, and Easter islands, north to southern Japan, south to Lord Howe, Kermadec, and Rapa islands. Southeast Atlantic: southeast coast of South Africa (Ref. 4392). Replaced by Thalassoma virens in the Revillagigedo Islands (Ref. 37816).
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 46.0 cm TL オス/雌雄の選別がない; (Ref. 30573); 最大公表体重: 1.2 kg (Ref. 40637)
背面の脊椎 (合計): 8; 背鰭 (合計): 12-14; 肛門の骨 3; 臀鰭: 10 - 12. T. purpureum and T. trilobatum have nearly identical initial phases (Ref. 1602). They differ slightly in details of the head markings, and T. purpureum has a slightly longer head, shorter pectoral fins, and attains a larger size (Ref. 1602, 48636). Females best distinguished by the 'V' mark on the snout (Ref. 48636). Initial phase with a vertical dark red line below front of eye usually with a branch to front of snout (Ref 9823).
Found almost exclusively in the surge zone of outer reef flats, reef margins, and rocky coastlines, down to a depth of about 10 m (Ref. 5213). Benthopelagic (Ref. 58302). Occur in groups of females that are spread out over large reef sections and dominated by few males. Males grow much larger than females (Ref. 48636). Feed on small invertebrates (crabs, sea urchins, brittlestars, mollusks), small fishes, echinoids, ophiuroids and polychaetes (Ref. 37816). Protogynous (Ref. 55080).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Pelagic spawner.
Randall, J.E., G.R. Allen and R.C. Steene, 1990. Fishes of the Great Barrier Reef and Coral Sea. University of Hawaii Press, Honolulu, Hawaii. 506 p. (Ref. 2334)
Human uses
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