Fluid Mechanics of Swimming Propulsion 



020 



0.14 — 



08 



006 



iV 5 - 39 



O NO COLLAR 



O I/I6-IN COLLAR 



3/8-IN COLLAR 



O 1/2-IN COLLAR 



A 3/4-IN. COLLAR 



V l-IN. COLLAR 



5-40V K7 5-38 



)V |v 



^ 



5-3 

 5-25 



V 



aV 



APPARENT MINIMUM 

 DESIRED SPEED 



5-18 



□ 5-19 



V 



Y^4-27^4":2T------^^ 



A 7^ ^' 



--> ^ 4-23 



.15-11 



0-I5-I2 OI5-7 



■ p7— CL _ O 

 nQ V Q o" o- 



TAIL MOVEMENT SEEN 

 IN MAJORITY OF RUNS 

 FOR 0'< 04 



J L 



I CKD O 



o 



THEORETICAL 

 TURBULENT, 

 NO COLLAR 



THEORETICAL 



40%LAMINARi 

 NO COLLAR ' 



d 15-19 



OO 



THEORETICAL 

 . LAMINAR, 

 NO COLLAR 



10 12 14 16 18 20 22 24 26 28 30 32 



V, FT/SEC -.._... 



Fig. 5 - Drag area versus velocity 



1193 



