TABLE 2 in Trophic ecology of the demersal predator Brazilian flathead Percophis brasiliensis (Percophidae) in a coastal upwelling ecosystem, SW Atlantic
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TABLE 2 | Diet composition of ontogenetic groups of Brazilian flathead Percophis brasiliensis. SL = Average standard length (mm), and TW = Average weight of predators (g), %N = Percentage in number, %W = Percentage in weight, %F = Frequency of occurrence. NI = Not identified. Prey ItemsJuveniles n = 124, SL = 292, TW = 137Young adults n = 195, SL = 353, TW = 265Adults n = 177, SL = 437, TW = 520%W %F %N%W %F %N%W %F %NPelagic prey42.0638.7162.6754.0238.9574.7863.4846.3388.96Crustaceans6.854.8444.4515.6410.2669.0411.6711.384.9Peisos petrunkevitchi Burkenroad, 19456.573.2343.8315.6410.2669.0410.8910.1779.83Sergestidae NI0.281.610.620000.781.135.07Fishes27.825.815.1320.918.974.1622.2418.062.28Anchoa sp.1.341.610.621.452.050.260.060.560.05Anchovia clupeoides (Swainson, 1839)0000.290.510.07000Carangidae NI0000.650.510.071.11.130.09Chirocentrodon bleekerianus (Poey, 1867)1.711.610.628.544.620.720.581.130.09Clupeidae NI0000001.390.560.05Clupeiformes NI7.544.843.090.60.510.072.762.820.23Engraulidae NI17.2117.7410.88.59.232.641.876.781.23Engraulis anchoita Hubbs & Marini, 19350000.591.030.260.111.130.09Harengula clupeola (Cuvier, 1829)0000005.290.560.09Lycengraulis grossidens (Spix & Agassiz, 1829)0000.280.510.07000Sardinella aurita Valenciennes, 18470000007.52.260.27Trachurus lathami Nichols, 19200000001.581.130.09Cephalopoda7.417.263.0917.4911.281.5829.5720.331.78Doryteuthis pleii (Blainville, 1823)0.261.610.9315.224.620.6624.2714.121.14Doryteuthis sp.6.852.420.931.332.050.263.942.820.23Lolliguncula brevis (Blainville, 1823)0000.393.080.460.11.130.09Teuthida NI0.33.231.230.541.540.21.262.260.32Benthic/Demersal prey16.8127.4514.2231.1937.9718.0624.1553.597.47Crustaceans6.0716.137.4111.3619.999.033.8217.494.12Artemesia longinaris Bate, 18880000.351.540.20.321.690.37Brachyura NI0000.010.510.07000Dendrobranchiata NI2.9310.484.942.225.647.180.734.522.78Farfantepenaeus sp.0001.151.030.131.191.130.09Hemisquilla braziliensis (Moreira, 1903)2.231.610.623.275.640.720.643.390.32Hemisquillidae NI0.553.231.230.42.560.330.373.950.32Isopoda NI0000.050.510.070.010.560.05Pleoticus muelleri (Bate, 1888)0003.682.050.260.321.130.09Portunus spinicarpus (Stimpson, 1871)0000.230.510.070.180.560.05Sicyonia sp.0000000.060.560.05Sicyonia dorsalis Kingsley, 18780.360.810.62000000Fishes10.7411.326.8119.7317.478.9620.3135.543.3Anguilliformes NI0000.861.030.131.021.690.14Ctenosciaena gracilicirrhus (Metzelaar, 1919)0.911.610.621.22.050.261.352.260.23Cynoscion guatucupa (Cuvier, 1830)0.140.810.310000.020.560.05Cynoscion jamaicensis (Vaillant & Bocourt, 1883)1.430.810.310.451.540.20.881.690.18Cynoscion sp.2.482.421.230.982.050.260.151.130.09Dactylopterus volitans (Linnaeus, 1758)0000001.61.690.18Dules auriga Cuvier, 18291.70.810.625.613.080.42.033.390.32Etropus longimanus Norman, 19330001.573.080.40.84.520.41Isopisthus parvipinnis (Cuvier, 1830)0000000.210.560.05Ophichthus gomesii (Castelnau, 1855)0000.450.510.07000Paralonchurus brasiliensis (Steindachner, 1875)0.070.810.930.862.050.461.651.690.27Pleuronectiformes NI0000000.220.560.05Porichthys porosissimus (Cuvier, 1829)1.10.810.311.761.035.930.982.260.18Prionotus punctatus (Bloch, 1793)00000000.560.05Prionotus sp.1.130.810.930.490.510.131.011.690.14Raneya brasiliensis (Kaup, 1856)0.090.810.314.860.030.466.339.040.77Saurida sp.0.430.810.620.40.510.13000Sciaenidae NI0000.2400.130.450.560.05Stellifer sp.1.260.810.62000000Symphurus sp.0000001.611.690.14Gastropoda0000.050.510.070.020.560.05Philine sp.0000.050.510.070.020.560.05Fishes NI41.1349.1922.8414.92406.6512.2735.593.29Total325.13 gn = 3231112.73 gn = 15102585.24 gn = 2185



