The Collaborative International Dictionary of English v.0.48:
Turtler \Tur"tler\ (t[^u]r"tl[~e]r), n. One who catches turtles or tortoises. "The Jamaica turtlers." --Dampier. [1913 Webster]WordNet (r) 3.0 (2006):
turtler n 1: someone whose occupation is hunting turtles