FISHERY BULLETIN: VOL. 72, NO. 2 



Table 6. — Measurements (mm) of larvae and juveniles of Decapterus punctatus. 

 (Specimens between dashed lines are undergoing notochord flexion.) 



Stan- 

 dard 

 length 



Snout-to- 

 anus 

 distance 



Head 

 length 



Head 

 depth 



Body depth 



at base of 



pectoral 



fin 



Snout 

 length 



Orbit 

 diameter 



Snout to fin origin 



Predorsal Prepelvic 



Preanal 



3.0 

 3.1 

 3.5 

 3.7 



1.7 

 1.8 

 2.0 

 2.0 



1.0 

 1.1 



0.9 



1.0 

 1.1 

 1.2 



1.0 

 1.1 

 1.2 

 1.2 



0.26 

 .30 

 .37 

 .40 



0.32 

 .37 

 .42 

 .47 



4.0 

 4.2 

 4.8 

 5.2 

 5.5 

 6.4 

 6.5 

 6.7 

 7.1 

 7.5 

 7.8 



2.2 

 2.5 

 2.6 

 3.0 

 3.2 

 3.7 

 3.8 

 3.9 

 4.0 

 4.1 

 4.2 



1.2 

 1.3 

 1.5 

 1.6 

 1.8 

 2.2 

 2.2 

 2.2 

 2.2 

 2.5 

 2.5 



1.3 

 1.5 

 1.6 

 1.8 

 2.0 

 2.1 

 2.1 

 2.2 

 2.4 

 2.5 

 2.5 



1.2 

 1.3 

 1.6 

 1.8 

 1.9 

 2.0 

 2.0 

 2.1 

 2.2 

 2.4 

 2.5 



.45 

 .47 

 .50 

 .55 

 .57 

 .62 

 .62 

 .65 

 .67 

 .72 

 .75 



.52 

 .60 

 .65 

 .70 

 .75 

 .82 

 .82 

 .80 

 .85 

 .90 

 92 



2.8 

 2.9 

 2.8 

 3.1 

 3.2 

 3.2 



2.2 

 2.1 

 2.0 

 2.4 

 2.3 

 2.6 



3.8 

 3.8 

 3.7 

 4.2 

 4.2 

 4.5 



8.0 



8.3 



8.6 



9.8 



10.0 



10.2 



10.5 



11.0 



11.2 



11.4 



'12.0 



M2.3 



'12.5 



'13.0 



'13.2 



'13.5 



'14.0 



214.4 



214.9 



215.2 



215.5 



216.0 



216.2 



216.5 



217.0 



217.5 



218.0 



218.5 



219.2 



2195 



4.2 

 4.5 

 4.5 

 5.5 

 5.8 

 5.8 

 6.2 

 6.1 

 6.2 

 6.4 

 6.9 

 6.8 

 7.0 

 7.2 

 7.4 

 7.5 

 8.0 

 7.8 

 8.0 

 8.2 

 8.6 

 8.7 

 8.8 

 8.8 

 9.5 

 9.2 

 9.5 

 9.6 

 10.0 

 10.0 



2.7 

 28 

 3.0 

 3.2 

 3.5 

 3.5 

 3.5 

 3.5 

 3.5 

 3.7 

 4.0 

 4.0 

 4.2 

 4.2 

 4.2 

 4.3 

 4.4 

 4.5 

 4.8 

 5.0 

 5.2 

 5.3 

 5.6 

 5.7 

 5.7 

 5.7 

 6.0 

 60 

 6.1 

 6.1 



2.6 

 2.6 

 2.6 

 3.0 

 3.0 

 3.2 

 3.2 

 3.5 

 3.5 

 3.7 

 3.8 

 3.8 

 4.0 

 4.0 

 4.0 

 4.1 

 4.5 

 4.1 

 4.2 

 4.2 

 4.1 

 4.5 

 4.6 

 4.7 

 5.0 

 4.6 

 5.0 

 5.2 

 5.4 

 5.4 



2.6 

 2.6 

 2.7 

 3.0 

 3.0 

 3.4 

 3.2 

 3.4 

 3.5 

 3.6 

 3.7 

 3.7 

 3.8 

 4.1 

 4.1 

 4.2 

 4.3 

 4.3 

 4.3 

 4.4 

 4.5 

 4.6 

 4.6 

 4.7 

 4.8 

 4.9 

 5.2 

 5.3 

 5.5 

 5.7 



.75 

 ,75 

 .80 

 .85 



1.0 



1.1 



1.1 



1.1 



1.2 



1.2 



1.2 



1.4 

 1.5 

 1.6 

 1.5 

 1.6 

 1.7 

 1.8 

 1.9 

 1.9 

 1.8 

 2.0 

 1.9 



.95 

 1.0 

 1.0 

 1.2 

 1.1 

 1.2 

 1.25 

 1.2 

 1.2 

 1.2 

 1.3 

 1.3 

 1.3 

 1.3 

 1.4 

 1.5 

 1.6 

 1.6 

 1.6 

 1.6 

 1.6 

 U 

 1.7 

 1.8 

 1.9 

 1.9 

 2.0 

 2.0 

 2.0 

 2.0 



3.2 

 3.5 

 3.2 

 3.9 

 4.5 

 4.5 

 4.6 

 4.5 

 4.6 

 4.6 

 4.8 

 4.8 

 5.0 

 5.2 

 5.4 

 5.2 

 5.8 

 5.6 

 5.9 

 5.8 

 5.9 

 6.5 

 6.4 

 6.3 

 7.0 

 6.4 

 7.0 

 7.0 

 7.0 

 7.3 



2.6 

 2.7 

 2.6 

 3.0 

 4.0 

 4.3 

 4.0 

 4.3 

 4.0 

 4.5 

 4.5 

 4.5 

 4.8 

 4.9 

 4.7 

 5.0 

 5.8 

 5.4 

 6.0 

 5.6 

 5.5 

 5.8 

 5.9 

 5.9 

 6.0 

 5.8 

 6.3 

 6.5 

 6.8 

 6.6 



4.3 

 4.7 

 4.6 

 5.6 

 6.2 

 6.6 

 6.3 

 6.6 

 6.4 

 6.6 

 6.8 

 6.8 

 7.2 

 7.5 

 7.6 

 7.8 

 8.5 

 8.3 

 8.6 

 8.2 

 8.3 

 9.0 

 9.0 

 9.0 

 9.8 

 9.3 

 10.0 

 10.0 

 11.3 

 11.5 



'Transforming. 

 2Juveniles. 



as offshore waters and along the edge of the con- 

 tinental shelf (Figures 5, 6). In the Gulf of Mex- 

 ico, the larvae appear to have their center of 

 abundance in the eastern area. They have the 

 highest frequency of occurrence and are the most 

 abundant among the larval carangids considered 



Figure 5. — Distribution and apparent relative abundance of the 

 larvae of Decapterus punctatus in the Gulf of Mexico and the 

 South Atlantic coast of the United States: a composite record of 

 occurrences at stations occupied in October to November 1970 by 

 theJoiedeVivre and in August, October, and November 1971 by 

 the Dan Braman and Oregon II. Open circles indicate other 

 stations occupied. 



430 



