Tab. 3 in Feeding ecology of elasmobranch species in southeastern Brazil

Tab. 3. Frequency of occurrence (%FO), percentage weight (%W) and alimentary index (%IAi) of prey items in the total diet of Psammobatis extenta in the southeastern Brazil, between January 2006 and August 2007, total and according to sex. Total (n=82)Females (n=40)Males (n=42)%FO%W%IAi%FO%W%IAi%FO%W%IAiCrustaceans92.777.394.297.577.392.188.177.696.4Brachyura not identified15.97.35.312.51.20.519.021.722.0Portunidae1.20.10.02.50.20.0Shrimp not identified29.320.227.03018.418.428.624.437CarideaAlpheidae1.20.20.02.40.50.1Crangonidae1.21.40.12.51.90.2PasiphaeidaeLeptochela sp.24.434.538.637.543.654.511.9138.2DendobranchiataPenaeoidea4.92.60.653.80.64.81.30.3Solenoceridae2.41.80.22.50.60.12.47.40.9AmphipodaGamaridea18.32.01.612.51.30.623.83.44.3Ampelisca sp.3.70.60.150.80.12.40.10.0Stomatopoda not identified1.22.40.10.0Meiosquilla sp.1.20.10.02.50.20.0IsopodaSerolidae1.20.10.02.50.20.0Crustacean fragments23.26.46.8205.73.826.28.211.4Teleosts20.719.85.43020.97.71.917.32.9Teleost fragments20.719.818.83020.920.911.917.310.9Polychaetes9.81.70.251.60.114.32.10.4Maldanidae2.41.40.22.51.40.12.41.40.2Euclymene sp.1.20.00.02.40.10.0SigalionidaeSthenelais sp.6.10.20.12.50.10.09.50.50.3Nematods111.20.2150.40.17.13.00.3Nematods not identified111.20.6150.40.27.13.01.1