Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, May 19th:Great Lakes Dredge & Dock Corporation (GLDD) : This dredging services company carries a Zacks Rank #1 (Strong Buy), and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 34.8% over the last 60 days.Great Lakes Dredge & Dock has a PEG ratio of 1.01 compared with 1.59 for the industry. The company possesses a Growth Score of A.Encompass Health Corporation (EHC) : T ...