1: Video sequence showing a striped surf perch swimming steady with only the pectoral fins.

2: Video sequence showing striped surf perch swimming steady with the pectoral fins and the tail.

3: Video sequence showing striped surf perch swimming usteady with the pectoral fins and bursting with the tail.

4: PDF of  Svendsen J. C., Tudorache C., Jordan A. D., Steffensen, J. F., Aarestrup K. and Domenici, P. (2010). Partition of aerobic and anaerobic swimming costs related to gait transitions in a labriform swimmer.  J. Exp. Biol. 2010 213: 2177-2183.

Updated August 22.nd 2010