Cephalopod beak identification and biomass estimation techniques: tools for dietary studies of southern Australian finfishes

Species Number of specimens ML range (mm.)Preserved Wt range (g.) Sepioidea Spirulidae Spirula spirula 8 37.5 -43.3 5.2 -7.8 Sepiidae Sepia apama 33 14.4 -430.0 0.5 -9554.0Sepia braggi 21 18.2 -79.0 0.8 -23.9 Sepia chirotrema 18 74.3-157.0 44.6 -309.8Sepia cultrata 30 44.0 -101.7 10.7 -93.8 Sepia hedleyi 33 38.3 -116.6 7.0 -128.3Sepia irvingi 9 74.1 -164.0 49.7 -454.1 Sepia mestus 7 25.4 -99.6 2.6 -109.1 Sepia novaehollandiae 27 26.3-152.6 2.8 -359.2Sepia plangon 30 37.6 -93.1 4.7 -70.8 Sepia rozella 30 35.2 -119.7 5.4 -175.8Sepiadariidae Sepiadarium austrinum 12 11.5 -26.6 1.3 -4.6 Sepioloidea lineolata 20 14.0 -30.0 1.6 -10.9 Sepiolidae Rossia australis 30 21.0 -50.0 4.6 -50.2 Heteroteuthis serventyi 25 11.2 -26.5 0.7 -5.9 Iridoteuthis sp.16 7.0 -19.3 0.4 -3.2 Sepiolina nipponensis 11 16.9 -24.0 1.7 -4.0 Euprymna tasmanica 17 16.5 -31.0 1.9 -11.4 Idiosepiidae Idiosepius notoides 1 N/A N/A Teuthida Loliginidae Sepioteuthis australis 37 49.0 -383.0 14.1 -511.0Uroteuthis (Photololigo) noctiluca 32 29.9 -85.4 1.8 -27.3 Lycoteuthidae Lycoteuthis lorigera 49 35.6 -177.1 3.3 -227.4Enoploteuthidae Enoploteuthis galaxias 33 29.