Tab. 4 in Feeding ecology of elasmobranch species in southeastern Brazil

Tab. 4. Frequency of occurrence (%FO), percentage weight (%W) and alimentary index (%IAi) of prey items in the total diet of Rioraja agassizii in the southeastern Brazil, between January 2006 and August 2007, total, according to sex and stage of maturity. Total (n=104)Females (n=55)Males (n=49)Juveniles (n=22)Adults (n=82)%FO%W%IAi%FO%W%IAi%FO%W%IAi%FO%W%IAi%FO%W%IAiCrustaceans88.555.360.789.052.655.491.873.280.495.566.575.087.854.259.1Brachyura not identified8.77.52.912.78.54.34.10.70.14.55.00.59.87.73.5Portunidae10.616.07.616.418.011.84.12.20.34.51.50.112.217.49.7Portunus sp.1.90.60.13.60.70.12.40.70.1Portunus spinicarpus5.813.63.59.115.55.62.00.60.044.50.90.16.114.84.1Shrimp not identified18.34.53.816.33.32.220.412.58.654.549.253.88.50.20.1Caridea5.80.70.27.20.70.14.10.70.14.50.30.026.10.70.2Alpheidae1.00.00.02.00.00.01.20.00.0ProcessidaeProcessa sp.1.90.10.04.10.80.12.40.10.01PasiphaeidaeLeptochela sp.19.22.82.410.90.60.228.616.916.322.73.51.618.32.72.2Leptochela serratorbita1.00.40.02.02.70.21.20.40.0DendobranchiataPenaeoidea21.21.03.814.51.40.828.621.120.313.61.90.523.24.24.4Penaeidae1.90.30.03.60.30.02.40.30.0Artemesia longinarius1.00.20.01.80.20.01.20.20.0Farfantepenaeus brasiliensis1.00.40.02.02.70.21.20.40.0Litopenaeus schmitti1.00.30.02.02.30.21.20.30.0Rimapenaeus sp.1.00.30.02.02.30.21.20.30.0SolenoceriadaeMesopenaeus tropicalis1.00.050.02.00.40.031.20.10.0Thalassinidea1.00.10.02.00.60.041.20.10.0AmphipodaGamaridea1.90.10.01.80.10.00042.00.20.024.50.30.021.20.10.0Ampelisca sp.1.00.00.02.00.30.014.50.50.04Stomatopoda not identified1.00.90.01.81.00.11.21.00.1Squilla sp.1.00.70.01.80.80.11.20.80.0Lophogastrida1.00.00.02.00.40.031.20.10.0Crustacean fragments23.12.02.118.11.41.028.65.95.713.63.40.925.61.92.2Teleosts71.244.439.280.047.144.561.226.819.668.230.824.872.045.840.9Teleost fragments67.322.969.675.522.767.959.223.647.368.230.842.167.122.167.9Raneya fluminensis3.821.63.85.524.35.32.03.10.24.923.75.3Nematods2.90.30.03.60.30.02.00.00.04.52.70.12.40.00.0Nematods not identified2.90.30.03.60.30.02.00.40.04.52.70.22.40.00.0