NOTES: Notes from tape box: recorded in "Djakarta at Anchol.B&K 2635 amplifier, 1mu/unit, 1-11; double cement tank; 6 animals; 1 juv. & 5 older, bot sexes, fine condition. 2PM HOT. Seem to have a grounding problem. Setting VU meter causes At end 1 tap hydrophone. Dolphins bit it a few times. BNC fittings seem dirty or in need of ground. Oh well.".