Diagnostic Description
provided by Fishbase
Body with wrinkled gelatinous skin covering. Small photopores on body. Closely resembles R. watasei but differs in having a gently curved and long snout. Body color dusky-purple.
Morphology
provided by Fishbase
Dorsal spines (total): 0; Dorsal soft rays (total): 18 - 20; Analspines: 0; Analsoft rays: 16 - 20
Trophic Strategy
provided by Fishbase
Found on the continental slope (Ref. 75154).
- Recorder
- Auda Kareen Ortañez
分布
provided by The Fish Database of Taiwan
主要分布於印度西太平洋海域,臺灣除西部沿岸較淺水域外皆有分布。
利用
provided by The Fish Database of Taiwan
深海魚類,不具經濟價值。
描述
provided by The Fish Database of Taiwan
體延長而側扁。頭大。眼大,吻端渾圓,吻部上方略突起,眼徑略小於吻長;上頜長度中等,末端延伸至眼部後緣。上下頜骨均具1列齒列。鰓條骨6。體不被鱗片。側線非常明顯而發達,且具特化園鱗。背鰭和臀鰭位於身體的後端靠近尾柄的位置,臀鰭基底略短於背鰭基底,背鰭起點和臀鰭起點相同或略位於前方,各鰭均無硬棘,背鰭軟條18-20,臀鰭軟條16-20;腹鰭小,位於體中部;尾鰭深叉。體色為深褐色至黑色。
棲地
provided by The Fish Database of Taiwan
為棲息於水深500-1350公尺深的深海魚類,生態習性所知甚少。