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Diet table for Aleutian Islands Atka mackerel, Pleurogrammus monopterygius, collected in 1991
Number of Full Stomachs : 231
Number of Hauls: 21

Prey NamePercent WeightPercent CountPercent Frequency
Euphausiacea 28.68 5.00 60.88
Copepoda 24.44 14.00 81.86
Misc Org 10.40 0.00 28.49
Fish Eggs 5.56 6.00 8.81
Misc Crustacea 4.97 0.00 21.83
Teuthida 4.67 0.00 27.26
Hyperiidea 2.65 18.00 71.18
Walleye pollock 2.40 0.00 2.06
Chaetognatha 0.88 1.00 27.80
Gastropod 0.88 2.00 34.86
Gammaridea 0.88 2.00 17.34
Myctophidae 0.75 0.00 0.95
Zoarcoidae 0.67 0.00 0.32
Polychaeta 0.62 0.00 2.59
Offal 0.58 0.00 0.32
Tunicate 0.55 0.00 0.90
Misc Teleost 0.36 0.00 4.19
Pandalidae (shrimp) 0.12 0.00 0.32
Misc Shrimp 0.11 3.00 15.45
Misc Worm 0.11 0.00 2.22
Octopoda 0.09 0.00 1.27
Pteropoda 0.09 0.00 8.75
Misc Majidae 0.08 1.00 7.47
Misc Cephalopoda 0.07 0.00 5.29
Unid Eggs 0.06 0.00 0.95
Tanner Crab 0.06 5.00 6.72
Misc Crab 0.04 0.00 2.91
Cancridea 0.03 0.00 0.63
Mysidacea 0.03 0.00 2.70
Misc Amphipoda 0.02 0.00 1.82
Capreillidea 0.02 0.00 2.45
Cumacea 0.02 0.00 5.29
Misc Non-teleost fish 0.01 0.00 1.66
Misc Brachyura 0.01 0.00 1.11
Misc Anomura 0.01 0.00 1.43
Stichaeidae 0.01 0.00 0.32
Isopoda 0.00 0.00 0.63
Misc Flatfish 0.00 0.00 0.32
Misc Bird 0.00 0.00 0.63
Cottid 0.00 0.00 1.43
Hippolytidae (shrimp) 0.00 0.00 0.48
Paguridae 0.00 0.00 2.06
Bathylagid 0.00 0.00 0.48
Cnidaria 0.00 0.00 0.32


Sample locations for Aleutian Islands Atka mackerel, Pleurogrammus monopterygius, collected in 1991


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