Hawaiian Fishes 111 



fishes in Hawaii because they appeared there in large numbers at the 

 rime of the annexation of the Hawaiian Islands to the United States. 



The pilot fishes spawn in the open sea. The young are found in 

 small groups under jellyfishes and elsewhere and have no resemblance 

 to the adults. 



The pilot fish is pelagic in all warm seas and ranges widely, but it 

 is nowhere common. 



Runner 

 Also known as the Rainbow Runner, Yellow-Tail, Skipjack, 

 Shoemaker, and Kamanu 

 83-8 Elagatis hipinnulatus (Quoy & Gaimard) 



Plate III, Figure 2 



This fish is marked by two conspicuous blue bands along the side 

 of the body. It is easily identified by the fact that it has one detached 

 finlet behind the dorsal and anal fins. There are no shields along the 

 lateral line. It is a large fish and will reach a length of three feet. 



The runner is a pelagic fish and is circumtropical in distribution. 



Jack 



83-9 Megalaspis cordyla (Linne) 



This fish is pale greenish or bluish and white in color and is marked 

 by a black spot on the operculum. The body has many finlets and the 

 bony plates on the lateral line are highly developed. The fish reaches a 

 length of about five feet. 



This fish is found from the Red Sea and east Africa eastward through 

 the East Indies and throughout Polynesia to the Hawaiian Islands. 



Mackerel Scad or Opelu 



Also known as Opelu Kika (Fingerlings) 

 83-10 Decapterus sanctae-helenae (Cuvier) 

 The opelu is bluish above, almost white beneath, and is marked by 

 a darker area on the gill covers. The dorsal and anal fins are followed 

 by a single finlet. It reaches a length of fifteen inches. 



