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Perciformes/Serranoidei (Groupers) >
Anthiadidae (Fairy basslets or Streamer basses)
Etymology: Acanthistius: Greek, akantha = thorn + Greek, istion = sail (Ref. 45335); joanae: Named for Joan Wright.
Eponymy: Joan Wright was a research assistant of the describer, Phil Heemstra. Although he promised to name the fish after her, Joan had retired by the time he got round to doing so. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino; rango de profundidad 23 - 140 m (Ref. 83528). Subtropical
Distribución
Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri
Western Indian Ocean: South Africa.
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 14.0 cm SL macho / no sexado; (Ref. 83528)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 7; Radios blandos dorsales (total) : 14 - 16; Espinas anales: 3; Radios blandos anales: 7; Vértebra: 26. This species is characterized by the following: distinct ctenoid scales cover the interorbital, maxilla, infraorbitals, interopercle, dorsal 4 branchiostegal rays, gular area, isthmus, chest, belly and proximal two-thirds of pectoral fin; interorbital area is slightly convex; longest dorsal fin spine equal to or longer than peduncle depth; Caudal, anal, and pelvic fins are pale (fin rays mostly reddish orange in life); a large oval, blackish brown blotch (most prominent dark mark on the head) covers most of the opercle; 17-19 pectoral-fin rays (Ref. 83528).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Heemstra, P.C., 2010. Taxonomic review of the perciform fish genus Acanthistius from the east coast of southern Africa, with description of a new species and designation of a neotype for Serranus sebastoides Castelnau, 1861. Zootaxa 2352:59-68. (Ref. 83528)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Herramientas
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