(January 21, 2016, 12:40 PM EST) -- NEW ORLEANS — A marine-safety expert may not testify on the effect that certain weather conditions have on vessel operations and on issues particular to vessel operations or vessel navigation in a maritime personal injury lawsuit, a Louisiana federal judge ruled Jan. 19 (Calvin Howard, et al. v. Offshore Liftboats, LLC, et al., No. 13-4811 c/w 13-6407 & 14-1188, E.D. La.; 2016 U.S. Dist. LEXIS 5947).

(Order and reasons available. Document #30-160212-011R.)

Raymond and Calvin Howard sued Offshore Liftboats LLC (OLB) and K&K Offshore LLC in...