Teleostei (teleosts) >
Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Eponymy: Rev Dr Christoph Samuel John (1747–1813) was a botanist and herpetologist and a medical missionary (1771–1813) at the Danish trading station of Tranquebar (now Tharangambadi), Tamil Nadu, not far from Madras (Chennai). [...] (Ref. 128868), visit book page.
More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; freshwater; brackish; demersal; depth range 1 - 40 m (Ref. 30573). Tropical
Indo-West Pacific: east of Pakistan through the coastal waters of the Indian Ocean and the Indo-Australian Archipelago to the Philippines, New Guinea and to the Repulse Bay, Queensland; through the South China Sea to Hainan, Taiwan, Hong Kong and Kwangtung. Reports from southern Africa are misidentifications of Johnius fuscolineatus (Ref. 13679).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 25.0 cm SL male/unsexed; (Ref. 9772); common length : 15.0 cm SL male/unsexed; (Ref. 9772)
Found in shallow coastal waters and estuaries (Ref. 9772).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Sasaki, K., 2001. Sciaenidae. Croakers (drums). p.3117-3174. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Volume 5. Bony fishes part 3 (Menidae to Pomacentridae). Rome, FAO. pp. 2791-3380. (Ref. 9772)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
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