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Eupercaria/misc (Various families in series Eupercaria) >
Scaridae (Parrotfishes) > Sparisomatinae
Etymology: Sparisoma: Latin, sparus = a fish with a golden head + Greek, soma = body (Ref. 45335); rocha: Named for Luiz A. Rocha and additionally 'rocha' means rock in Portuguese, alluding to the volcanic rocky formation of Trindade Island (its type locality); noun in apposition.
Eponymy: Dr Luiz Alvez Rocha is a Brazilian ichthyologist and Associate Curator of Ichthyology and Follett Chair of Ichthyology at the California Academy of Sciences. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển Cùng sống ở rạn san hô; Mức độ sâu 10 - 25 m (Ref. 84274). Tropical
Southwestern Atlantic: off Brazil, Trindade Island.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.5 cm SL con đực/không giới tính; (Ref. 114982)
Short description
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Các tia vây lưng cứng (tổng cộng) : 9; Các vây lưng mềm (tổng cộng) : 10; Tia cứng vây hậu môn: 3; Tia mềm vây hậu môn: 9. This species is distinguished from its Southwestern Atlantic congeners by the following unique colour characters: initial phase (IP) is red overall with a brownish shade from lower jaw to over the abdominal cavity, sparse orange blotches on head, and a pale circumpeduncular band. The terminal phase (TP) on the other hand is reddish brown with orange stripe from jaw angle to end of preopercle, sparse orange blotches on head, with 3 pinkish to reddish stripes from about midline to dorsum, from midline to belly pale greyish green to whitish with suffusion of pale reddish brown, a black spot on base of pectoral fins and a bright-yellow blotch below this spot. Furthermore, mitochondrial 12S and 16S rRNA loci sequences do not match any known Sparisoma species (Ref. 84274).
This species is a scraper and has been recorded to graze upon epilithic algae growing on rocky and calcareous substrata at 10-25 m depth. The males are solitary, whereas the females may be seen alone or in couples and accompanied by juveniles. These juveniles are small, about 2-5 cm, and associate with mixed groups of the labrids Halichoeres penrosei and Thalassoma noronhanum, which have a similar colour pattern. This association may be considered as a form of social mimicry (Ref. 84274).
Life cycle and mating behavior
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Pinheiro, H.T., J.L. Gasparini and I. Sazima, 2010. Sparisoma rocha, a new species of parrotfish (Actinopterygii: Labridae) from Trindade Island, South-western Atlantic. Zootaxa 2493:59-65. (Ref. 84274)
IUCN Red List Status (Ref. 130435: Version 2024-1)
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