ML116479

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NOTES: LNS note: This material is from 1 and/or 2, following. 28Jul2003 SAS. NML studies. 1. PRIMS [Puerto Rico Institute of Marine Science, Magueyes Island, Puerto Rico], April 1955. Several in outside pens: toothy grinding when feeding. Captive in test tank: low knocks on ES, some produced in pairs or accompanied by toothy clicks. 2. Mayaguezm P.R., May 1956. As above. Fish, M.P. and W.H. Mowbray. 1970. Sounds of the Western North Atlantic fishes: a reference file of biological underwater sounds. Johns Hopkins Press. Baltimore. p. 142.