The slackwater darter, (Etheostoma boschungi) is a small freshwater fish of the stippled darter group. The slackwater darter has a conspicuous dark subocular bar and three prominent saddles.
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。