Scientific Name
Oplegnathus punctatus  
Pronounce  
Oplegnathus punctatus斑石鯛
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Temminck & Schlegel, 1844) Depth 20 - 100M
Chinese 斑石鯛 Poisonous Fish No 
Family_Chinese 石鯛科 Economic Fish Yes 
Family F401 Oplegnathidae Edible Fish Yes  Chinese In Mainland China 斑石鯛 
Max Length 86 cm  Aquarium Fish No  Common Name 斑鯛、黑嘴、硬殼仔、石鯛(臺東)、番羊矮仔(澎湖)、花金鼓(香港) 
Distribution in World Pacific Ocean   Distribution in Taiwan East、West、South、North、North East、PonFu 
Habitats Coral、Coastal  Holotype Locality Nagasaki, Japan 
Synonyms Opleganthus punctatus, Scaradon punctatus   
Reference 臺灣魚類誌(沈等, 1993);福建魚類誌(朱等, 1985)  朱元鼎 編 1985 沈世傑 編 Shih-Chieh Shen ed. 1993 
Specimen List ASIZP0054713. ASIZP0065040. ASIZP0066546. ASIZP0070740. ASIZP0080320. ASIZP0700236. ASIZP0700237. ASIZP0801361. ASIZP0807696. ASIZP0911361. ASIZP0917696. FRIP20553. FRIP21625. FRIP22173. NMMBP02346. NTUM07032. NTUM08222.  
Common Name Rock porgy; Spotted knifejaw 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body elongate, deep and compressed. Head short and snout blunt. Teeth in both jaws coalesced, forming a beak. A single dorsal fin with XII spines and 15-16 rays; anal fin with III spines and 13 rays; caudal fin emarginate. Lateral line complete. Body grey with dense blackish-brown spots, but head and body blackish-brown with white area on mouth and periphery in old adult males.
habitats Inhabits rocky and coral reefs. Juveniles associate with drifting seaweed.  
Distribution Distributed in the Pacific Ocean from Japan, Koera,Taiwan to South China Sea and Hawaii. It is common in coastal rocky reefs around Taiwan.  
Utility Excellent food fishes of minor importance to fisheries.