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Johnius macrorhynus (Mohan, 1976)
BIG-SNOUT CROAKER
Life   Vertebrata   Fish   Sciaenidae   Johnius


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Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Perciformes  
 Family Sciaenidae  
 Genus Johnius  
  Johnius macrorhynus    (Mohan, 1976) 
Provider: Shu-Huei Liu 
hierarchy tree    download xml    download txt    Chinese Page    
Synonyms: Johnieops macrorhynus   details
Citation: 臺灣魚類誌(沈等, 1993); 福建魚類誌(朱等, 1985); The Live Marine Resources of the Western Central Pacific, Vol.5(FAO, 2001)
Character: Dorsal fin X-XI, I, 24-30; anal fin II, 7-8; pectoral fin I, 16-18; ventral fin I, 5; lateral-line scales 45-47; gill-rakers 3-5 + 8-11.Body elongated and compressed. A medium-sized species with a rounded, projecting snout and an inferior mouth; upper jaw protrudes slightly. 5 marginal pores and 5 rostral pores; 5 mental pores and the median divided. Nostrils round, the posterior one larger. Gill raker short and thin. Sagitta morphology referred to as the Johnius form, sagitta moderately triangular, with umbo on outer surface; inner (medial) surface convex, with enlarged, g-shaped imprint, head of imprint semicircle, cauda with conical pit. Top of pectoral-fin base before beginning of dorsal and pelvic fins and below posterior margin of gill cover. Caudal fin rhomboid. Lining of body cavity blackish brown. Swim-bladder morphology referred to as the Johnius form, swimbladder hammer-shaped, with 15 pairs of appendages, branched in a fan manner; the first branching in the head.Color: upper part of body purplish brown, lower part white to clear yellow; dorsal fin light brown, spinous dorsal fin with dark brown margin; pelvic, anal and caudal fins yellowish brown; gill cover bluish purple with a faint steel blue blotch between flattened spines. Upper part of gill chamber brown, lower part yellow, mouth lining pink. 
Habitat: Inhabits shallow coastal waters 
Distribution: South, North, West. 
Utility: Foodfish, marketed fresh. 
Name Code: 382472
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Updated: 2020-01-20 23:52:32 gmt
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