Referee's report by Geoffrey Ingram Taylor, on a paper 'Directional control of fish movement' by James Gray Sectional Committee: Zoology Recommended for publication in the 'Proceedings of the Royal Society of London'. Finds some of the plates unnecessary, but they do support the results. Comments on the movement of a flexible body in a vacuum as compared with the same body in water. [Published in the 'Proceedings of the Royal Society of London' B, 1933] Endorsed on verso as received 20 April 1933. [April 1933]