372 



Fishery Bulletin 102(2) 





16 48 45 41 37 41 32 30 20 15 



6 3 3 



"I — I 1 r 



Crabs 

 Open habitat 



n 



T 1 1 1 1 — 



UNIDcrab 

 l l Paguridae 

 Xanthidae 

 Portunidae 

 Diogeninae 

 I I Pinnotheridae 



a 



j=u 



t — T — T — T — T — T — T — T — ~l 1 1 f — T 



20 40 60 80 100 120 140 

 Size class (mm) 



Figure 6 



Crab prey from open habitat. Stomach contents by spe- 

 cific volume over 10-mm size classes of red snapper iLut- 

 janus campechanus) from the northern Gulf of Mexico. 

 Numbers on the upper axis are the number of red snapper 

 that contained prey for each respective size class. 



16 48 45 41 37 41 32 30 20 15 8 6 3 3 



4 

 



1 1 1 ' 1 — 



UNID shrimp 

 Lucifennae 

 Mysidacea 

 I I Ogyndidae 

 ^^1 Penaeidae 

 Sergestidae 

 Sicyoninae 

 I I Squillidae 



"Shrimp" 

 Open habitat 



- 



II 



1 



I 



I 



I 



nW 



20 40 60 80 100 120 140 

 Size class (mm) 



Figure 8 



"Shrimp" prey from open habitat. Stomach contents by 

 specific volume over 10-mm size classes of red snap- 

 per (Lutjanus campechanus) from the northern Gulf of 

 Mexico. Numbers on the upper axis are the number of red 

 snapper that contained prey for each respective size class. 



4 - 



5 17 44 59 31 37 34 40 28 28 35 29 13 15 15 5 3 



— ' 1 ' — I — 



"T" 



"T" 



"Shrimp" 

 Reef habitat 



I I Alpheidae 



I I UNID shrimp 



I I Hippolytidae 



l l Sergestidae 



I I Sicyoninae 



I I Squillidae 



80 100 120 140 160 180 200 220 240 

 Size class (mm) 



Figure 9 



"Shrimp" prey from reef habitat. Stomach contents by spe- 

 cific volume over 10-mm size classes of red snapper iLut- 

 janus campechanus) from the northern Gulf of Mexico. 

 Numbers on the upper axis are the number of red snapper 

 that contained prey for each respective size class. 



