ML116444

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NOTES: LNS note: The recording contains material from either or both of the following sources: NML studies. 1. LML, Nov.-Dec. 1952. Four adults in test tank: thumps and knocks on ES. 5. LML, April 1963. Two in test tank: knocks on MS and ES. 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. 116. 22Jul2003 SAS.