Table S4 Quantitative prey composition of shortfin makos, 110-149 cm FL, in the California Current. A total of 125 stomachs containing food were examined. Prey items are shown by decreasing values of GII. See methods for descriptions of the measured values.

Prey Species / W (g) / %W / N / %N / F / %F / GII / IRI / %IRI
Pacific saury, Cololabis saira / 3216.9 / 12.51 / 109 / 26.46 / 17 / 13.60 / 30.35 / 529.99 / 22.19
Jumbo squid, Dosidicus gigas / 2304.05 / 8.96 / 50 / 12.14 / 32 / 25.60 / 26.96 / 540.12 / 22.61
Striped mullet, Mugil cephalus / 6339.5 / 24.66 / 21 / 5.10 / 18 / 14.40 / 25.49 / 428.50 / 17.94
Jack mackerel, Trachurus symmetricus / 6058.6 / 23.57 / 17 / 4.13 / 13 / 10.40 / 21.99 / 288.01 / 12.06
Pacific mackerel, Scomber japonicus / 1177.5 / 4.58 / 45 / 10.92 / 19 / 15.20 / 17.73 / 235.64 / 9.87
Unidentified Teleostei / 1512.62 / 5.88 / 24 / 5.83 / 16 / 12.80 / 14.15 / 149.88 / 6.27
Pacific sardine, Sardinops sagax / 543.01 / 2.11 / 43 / 10.44 / 7 / 5.60 / 10.48 / 70.28 / 2.94
Gonatus spp. / 0.69 / <0.01 / 20 / 4.85 / 14 / 11.20 / 9.27 / 54.40 / 2.28
Flowervase jewell squid, Histioteuthis dofleini / 19.46 / 0.08 / 14 / 3.40 / 8 / 6.40 / 5.70 / 22.23 / 0.93
Short-beaked common dolphin, Delphinus delphis / 2173 / 8.45 / 1 / 0.24 / 1 / 0.80 / 5.48 / 6.96 / 0.29
Duckbill barracudina, Magnisudis atlantica / 171.71 / 0.67 / 19 / 4.61 / 4 / 3.20 / 4.90 / 16.89 / 0.71
Unidentified Teuthoidea / 228.63 / 0.89 / 7 / 1.70 / 7 / 5.60 / 4.73 / 14.49 / 0.61
Skipjack tuna, Katsuwonus pelamis / 743.9 / 2.89 / 3 / 0.73 / 3 / 2.40 / 3.48 / 8.69 / 0.36
Market squid, Loligo opalescens / 0.93 / <0.01 / 6 / 1.46 / 5 / 4.00 / 3.15 / 5.84 / 0.24
Octopoteuthis sp. / 2.3 / 0.01 / 4 / 0.97 / 4 / 3.20 / 2.41 / 3.14 / 0.13
Bullet mackerel, Auxis rochei / 743.3 / 2.89 / 2 / 0.49 / 1 / 0.80 / 2.41 / 2.70 / 0.11
Northern anchovy, Engraulis mordax / 62.71 / 0.24 / 7 / 1.70 / 2 / 1.60 / 2.05 / 3.11 / 0.13
Histioteuthis spp. / 13.32 / 0.05 / 3 / 0.73 / 3 / 2.40 / 1.84 / 1.87 / 0.08
Pacific Bonito, Sarda chiliensis / 48.8 / 0.19 / 2 / 0.49 / 2 / 1.60 / 1.31 / 1.08 / 0.05
Sebastes spp. / 33.71 / 0.13 / 2 / 0.49 / 2 / 1.60 / 1.28 / 0.49 / 0.02
Pacific pomfret, Brama japonica / 18.7 / 0.07 / 2 / 0.49 / 2 / 1.60 / 1.25 / 0.89 / 0.04
Coryphaenoides sp. / 0.71 / <0.01 / 2 / 0.49 / 2 / 1.60 / 1.21 / 0.78 / 0.03
Pacific grenadier, Coryphaenoides acrolepis / 136.8 / 0.53 / 1 / 0.24 / 1 / 0.80 / 0.91 / 0.62 / 0.03
Chilipepper, Sebastes goodei / 84.6 / 0.33 / 1 / 0.24 / 1 / 0.80 / 0.79 / 0.46 / 0.02
Scombridae / 58.9 / 0.23 / 1 / 0.24 / 1 / 0.80 / 0.73 / 0.38 / 0.02
Unidentified Cephalopoda / 13.2 / 0.05 / 1 / 0.24 / 1 / 0.80 / 0.63 / 0.24 / 0.01
Barracudinas, Paralepididae / 0.4 / <0.01 / 1 / 0.24 / 1 / 0.80 / 0.60 / 0.20 / 0.01
Spotted cusk-eel, Chilara taylori / 0.01 / <0.01 / 1 / 0.24 / 1 / 0.80 / 0.60 / 0.19 / 0.01
Cock-eyed squid, Histioteuthis heteropsis / 0.01 / <0.01 / 1 / 0.24 / 1 / 0.80 / 0.60 / 0.19 / 0.01
Japetella sp. / 0.01 / <0.01 / 1 / 0.24 / 1 / 0.80 / 0.60 / 0.19 / 0.01
Abraliopsis sp. / 0.01 / <0.01 / 1 / 0.24 / 1 / 0.80 / 0.60 / 0.19 / 0.01