118 True Fishes 



FRIGATE MACKEREL, BONITO, TUNAS, 

 SPANISH MACKEREL 



I. Two dorsal fins far apart; space between more than 

 half length of head 

 Page 119, fig. A 



See Frigate Mackerel, p. 344. 



II. Two dorsal fins close together; space between much 

 less than half length of head 

 Page 119, figs. B-F 



Ila. No scales on rear part of body below lateral line 

 Page 119, figs. B, C 



1. Lateral line with a distinct downward curve 

 under second dorsal fin; four to six longitudinal 

 stripes on side of body below lateral line 



Page 119, fig. B 



See Ocean Bonito, p. 345. 



2. Lateral line without a distinct curve; dark, 

 wavy, longitudinal bands in varied patterns 

 above lateral line 



Page 119, fig. C 



See Little Tuna, p. 345. 



lib. Scales on entire body 

 Page 119, figs. D-F 



See Tunas, Bonito, Spanish Mackerel, p. 120. 



