RN 6106400J CU 0 B36:19.283 24:23.376 NC 11B SR 692 CS 114.465 PL Crown-4CH/ K-H H0.22 SC OTF GS Balaenoptera physalus AC1F GA ANWAC1F OD 27-Sep-1961 AC1F ; SepAC1F 1961AC1F NT AC1F N42 15.1' W070 05.7' 10 21 Hz moans--2 animals in foregrnd. and 1 animal in backgrnd. making 40 Hz social sounds. DA 12-Dec-1994 NA 3 AC1F GB Georges Bank AC1F GC N42AC1F W070AC1F OT 1217 AC1F SH BEAR 268 AU WAW LO CD #5, 6 ; Shiv RG AX-58 hydrophones, WHOI transistor amplifier, Crown tape recorder ST NLAC1F ; 40 Hz moan AC1F ; 20 Hz moan AC1F $