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. <em>Proceedings of the Biological Society of Washington.</em> 94 (1): 295-313. Available for editors [request]