A possible synonym of E. robusta but see J. L. Barnard (1960). Distribution: Okhotsk Sea.
Barnard J.L. & Barnard C.M. (1981). The amphipod genera Eobrolgus and Eyakia (Crustacea,Phoxocephalidae) in the Pacific Ocean. Proceedings of the Biological Society of Washington., 94, 1, 295-313; 1 fig.;.