9 Apr 1979
- SONY UNSPECIFIED MODEL
- Sennheiser MKH 406
NOTES: Notes from recording log: 5 miles SSE of the apex of the reef. Drifting NW; Humpback; Weather: clear, sunny. Sea State: 2.5-3. Depth: 13-13.5fathoms. Dead stop and drifting. Recorder: Sony. Hydrophone: LC54, set 12'. No filter. Sounds like one individual with others much fainter in background. See notes for other details."
ML notes: Includes 440 Hz calibration tone. Ending calibration tone was recorded 7:25 before the end of the digitized cut [12Aug2004 CB]. SEAOCEAN