VANCOUVER, British Columbia, March 27, 2018 (GLOBE NEWSWIRE) — Endeavour Silver Corp. (NYSE:EXK) (TSX:EDR) provides herein an update on its Terronera silver-gold mine project, located in Jalisco state, Mexico. Since the release of the initial Pre-Feasibility Study (“PFS”) one year ago (see Endeavour News Release dated April 3, 2017), Endeavour has conducted a number of engineering trade-off studies to refine the operating parameters and optimize the economic performance of the project.