1940 G. S. Fraenkel & D. L. Gunn xvii. 253 In contact with the ground it can orientate truly rheo-tactically with the aid of mechanical stimuli.
1975 F. Creutzberg in O. Kinne II. ii. viii. 599 Palaemon serratus and P. xiphias did not respond rheotactically in the experimental current channel.
1993 E. N. K. Clarkson (ed. 3) xi. 356/1 It was probably rheotactically oriented to the current in the only stable position.