Page 19 



Table A-l. Diet composition and sampling data for Atlantic hagfish, sand tiger, bigeye thresher, thresher shark, white shark, shortfin mako, longfin 

 mako, and porbeagle. (Subscripts indicate data source: 1 = 1977-80 trawl surveys, and 2 = Apex Predators Investigation studies. 

 Superscripts indicate data type: * = percentage by volume, and none = percentage by weight. Squared brackets indicate major taxon 

 subtotal; parentheses indicate minor taxon subtotal.) 



Stomach Contents 



Predator 



Atlantic Sand Sand Bigeye Thresher White 



hagfish, tiger, tiger 2 " thresher/ shark/ shark/ 



Shortfin Shortfin Longfin 



mako, mako 2 ' mako/ Porbeagle 2 ° 



[2.9] 

 2.2 



0.7 



CEPHALOPODA - - - [15.1] 



lllex illecebrosus - - - 11.9 



Loligo pealeii .... 



Cephalopoda unid. - - - 3.2 



ARTHROPODA [52.4] 



CHONDRICHTHYES - [33.2] [76.3] 



Odontaspididae - 33.2 



Carcharhwus sp. .... 



Mustelus canis .... 



Prionace glauca .... 



Squaliformes .... 



Raja eglanteria - - 76.3 



Chondrichthyes unid. .... 



OSTE1CHTHYES [47.6] [66.8] [23.7] [83.5] 



Anguilla roslrata .... 



Etrumeus teres - - - 1.7 



Brevoortia tyrannus .... 



Gadidae - - 0.1 



Macrozoarces americanus .... 



Exocoetidae .... 



Scomberesox saurus .... 



Pomatomus saltatrix .... 



Stenotomus chrysops - 0.9 



Leioslomus xanlhurus - 12.0 



Sciaenidae 3.3 



Labridae - - 2.9 - 



Ammodyles dubius - 



Euthynnus pelamis .... 



Scomber scombrus - - - 1.5 



Thunnus thynnus .... 



Thunnus sp. ...... 



Scombridae - - - 6.8 2.7 



Xiphias gladius ...... 



Peprilus triacanthus - 17.7 



Scorpaenidae ... 53.8 



Sebastes fasciatus ...... 



Triglidae - - 20.6 



Osteichthyes unid. 47.6 36.2 1 16 4 0.7 1.2 



MAMMALIA ..... [73.0] 



ANIMAL REMAINS AND MISC. - - - [1.4] - 



66.3 



0.3 

 0.1 

 0.7 



[97.1] [25.9] [77.1] 



1.8 

 3.3 

 22.3 1 1.0 



13.7 



30.8 



46.3 



0.2 



0.1 



[97.9] 



0.2 



0.1 

 0.2 

 0.1 



0.4 



77.5 



[79.8] 



6.2 



73.2 



0.4 



[0.7] 



0.7 



[3.2] 



Number sampled 



Number empty 



Mean stomach content (g or cm 3 ) 



Mean fish length (cm) 



Fish length range (cm) 



4 5 



3 



<0.1 275.1 



42 235 



33-55 213-246 



3 







687.0 



169 



24 



6 



245.7 



238 



19 23 



7 9 



388.4 2857.8 



199 187 



80-207 123-335 155-240 111-459 



1 399 10 6 



126 4 2 



141.1 1226.5 1851.7 586.7 



146 NA 155 126 



- 67-328 97-242 78-209 



