Gephyroberyx japonicus explained

Gephyroberyx japonicus, the big roughy or blueberry roughy, is a species of fish in the family Trachichthyidae. It is endemic to the northwest Pacific off Japan, Taiwan and Hawaii,^{[1] [2]} and can be found at depths between 300and(-).^[3] It can reach 30- in length.^[4] Based on broadly overlapping morphological features it is sometimes (e.g., by IUCN) considered a synonym of G. darwinii.^{[2] [5]}

It is sometimes seen in deep-sea exhibits in public aquariums and it has spawned in captivity.^[4]

Notes and References

1. Shen, S.C. (1993). Fishes of Taiwan. Department of Zoology, National Taiwan University, Taipei
2. Mundy, B.C. (2005). Checklist of Fishes of the Hawaiian Archipelago. Bishop Museum, Bulletins of Zoology.
3. JAMSTEC 2000 Annual Report (2000). Japan Marine Science & Technology Center, Yokosuka, Japan.
4. Oka, S.I., and Higashiji, T. (2012). Early ontogeny of big roughy Gephyroberyx japonicus (Beryciformes: Trachichthyidae) in captivity. Ichthyol. Res. 59: 282-285
5. Kim, B.J., Go, Y.B., and Imamura, H. (2004). First record of the Trachichthyid Fish, Gephyroberyx darwinii (Teleostei: Beryciformes) from Korea. Korean J. Ichthyol. 16(1): 9-12.