Additional file 1: Morphological data of dissected nenue.,,,,,,,,,,,, Sample Code,Date and Time Caught,Taxonomic ID,Sex/Gonads,Total Body Weight (g),Fork Length (cm),Total viscera weight (g),Gonad weight (g),Total gut length (cm),Stomach length (cm),GI (cm),HG (cm),Notes F4,6/12/19 0812,Kyphosus vaigiensis,Unsexed underdeveloped gonads,520,28.5,93,<1,114,7,105.8,8.2,"perfect dissection, nice hindgut, pH 9.4 in GI1" F5,6/12/19 0900,Kyphosus vaigiensis,Female,590,29,114,1,108,7,87,14,GI damage 82cm from anus F6,6/12/19 0922,Kyphosus cinerascens,Male,853,33,103,2,123,6,103.5,14.5,"Fat present, GI damage 14cm and 20cm from anus" F7,6/12/19 0950,Kyphosus hawaiiensis,,638,29,93,2,122,6,100,16, F8,6/12/19 1015,Kyphosus vaigiensis,Unsexed underdeveloped gonads,348,26.5,36,<1,70,5,55,10,