Answer: darter

AnswerCrossword Clue
DARTERFurtive one
darterany of several small, darting, freshwater fishes of the perch family, inhabiting streams of eastern North America
darterperson or thing that darts or moves swiftly
darterone that darts (to move suddenly and swiftly)
DARTERFast fish
DARTERFlitting one
DARTERSand ... (perchlike fish)
DARTERFreshwater fish of the perch family
DARTERFast freshwater fish
DARTERSnail ... (endangered fish)
DARTERPerch relative
DARTERAnhinga
DARTERFish or bird
DARTERSnakebird
DARTERSnakebird.
DARTERSmall fresh-water fish.
DARTERSwift sudden runner.
DARTERFreshwater fish
DARTERSmall freshwater fish
DARTERSnail ... (threatened fish)