Scientific Name
Phoxocampus diacanthus  
Phoxocampus diacanthus雙棘錐海龍
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Schultz, 1943) Depth 1 - 40M
Chinese 雙棘錐海龍 Poisonous Fish No 
Family_Chinese 海龍科 Economic Fish No 
Family F295 Syngnathidae Edible Fish No  Chinese In Mainland China 雙棘錐海龍 
Max Length 8.7 cm  Aquarium Fish Yes  Common Name 橫帶海龍、海龍 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan South、North、ShaoLiuChew 
Habitats Coral、Coastal、Lagoon、Coral&Sand  Holotype Locality Reef at Alofau, Tutuila Island, American Samoa 
Synonyms Ichthyocampus diacanthus   
Reference 臺灣魚類誌(沈等, 1993);Fishes of Japan(Nakabo, 2002);Fishbase(2005);The Live Marine Resources of the Western Central Pacific, Vol.4(FAO,1999)  Schultz, L. P. 1943 沈世傑 編 Shih-Chieh Shen ed. 1993 Carpenter, K. E. etc. 1999 Nakabo T. 2002 Nakabo T. 2002 
Specimen List NMMSTP00286.  
Common Name Obscure pipefish; Spined pipefish 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body typically slender and elongate, without scales, encased in a series of bony rings. Superior and inferior trunk ridges continuous with their respective tail ridges; lateral trunk ridge not deflected near anal ring, ends on last trunk or 1st tail ring. Median dorsal snout ridge entire or with low emarginations, without knob-like elevations or spines; longitudinal opercular ridge angled dorsad, incomplate in subadults-adults; simple dermal flaps usually present on eye and elsewhere on head and body. Rings 15-16 + 25-28, darsal-fin rays 20-24, pectoral-fin rays 11-13. Variously pale to dark brown, the markings in contrasting shades of pale and brown. Trregularly blotched, mottled or with diffus bars; generally without consistent markings.
habitats Occurs in rock and coral habitats of lagoons and seaward reefs from the surf zone to a depth of 40 m. 
Distribution Distributed in the Indo-Pacific from Sri Lanka to Samoa, north to Taiwan and southern Japan, south to New Caledonia; Belau, Mariana, and Marshall Islands in Micronesia. It is found in southern and northern Taiwanese waters, and Siao Liouciou, southwestern 
Utility No commercial value.