Scientific Name
Hyporhamphus gernaerti  
Pronounce  
Hyporhamphus gernaerti簡氏下鱵
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Author (Valenciennes, 1847) Depth 0 - 10M
Chinese 簡氏下鱵 Poisonous Fish No 
Family_Chinese 鱵科 Economic Fish No 
Family F254 Hemiramphidae Edible Fish No  Chinese In Mainland China 簡氏下鱵魚 
Max Length 16.1 cm  Aquarium Fish No  Common Name 補網師、水針 
Distribution in World North West Pacific Ocean   Distribution in Taiwan North 
Habitats Coral、Benthos、Estuary、Fresh Water、
Coastal、Lagoon、Coral&Sand 
Holotype Locality China; Macao 
Synonyms Hemiramphus gernaerti, Hemiramphus intermedius, Hemirhamphus peitaihoensis   
Reference 臺灣魚類誌(沈等, 1993);Fishbase(2003)  沈世傑 編 Shih-Chieh Shen ed. 1993 Kuo, S.-R. etc. 1999 
Specimen List USNM00177434.  
Common Name Gernaert's halfbeak; Gernaert's garfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body elongate and compressed, with greatly prolonged, beak-like lower jaw, about equal to head length; upper jaw short, triangular and scaly, its width longer than its length. Long recurved unicuspid teeth arranged in only 1-2 rows in the anterior parts of both jaws. Preorbital ridge present; posterior branch to preorbital lateral-line canal absent. Total number of gill rakers on first gill arch 29 to 35. Dorsal-fin rays 13 to 15; anal-fin rays 14 to 17; pectoral fins short, with 11 or 12 rays; caudal fin emarginate, not strongly forked. Anterior part of dorsal and anal fins covered with scales; predorsal scales 35 to 40. Vertebrae 51-53. Body greenish above, the silvery lateral stripe widening posteriorly, white ventrally; fleshy tip of beak reddish.
habitats A coastal water species. 
Distribution Northwest Pacific: restricted to the temperate zone in coastal waters of continental China (from Peitaho in Liaotung Bay to Hong Kong), Taiwan, and Korea. It is found in western and northern Taiwanese waters. 
Utility No commercial value.