The Hoplostethus fragilis lives in the bathypelagic, marine, depth range 250 - 300 m environment.
Hoplostethus fragilis Kotlyar, 1986Leiogaster fragilis de Buen, 1959; (valid as) - Hoplostethus gigas McCulloch, 1914 - Hoplostethus japonicus Hilgendorf, 1879 - Hoplostethus marisrubri Kotlyar, 1986 More
脆刺胸棘鯛 in Mandarin Chinese
脆刺胸棘鲷 in Mandarin Chinese