ML 117764

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Humpback Whale -- Megaptera novaeangliae More
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Age/Sex
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Note

1 Adult Male  

100%

 

 

 

 

Paul J Perkins
1 Apr 1970 at 10:07

    Geography
  • Puerto Rico
    Latitude/Longitude
  • 18.56683   -67.068
    Channels
  • Stereo
    Sampling Rate
    Bit Depth
    Recorders
    Microphones
  • Sennheiser MKH 70
    Accessories
    Equipment Note

NOTES: Reel notes: "Test - one hump, very elusive, off Ramey AFB, from 0828-1040. PQM over side sea state 4 wind 20 ESE. 120 db cal sig, and signal from sea ambient attenuator set at 115 then 110. Short used only 1" of tape." Deck Wildlife Watch: "Weather: Parlty cloudy. Date: 1 April 1970. Wind: 10-25 SE gusty. Vessel: R/V Trident. Sea state: 4-5. Cruise: #80. Visibility: Good to fair. Hour watch start: 0630. Hour watch end: 24 hour listening station. Sip's position at start: Off Ramey AFB, P.R. Ship's position at end: off Isla Desecheo. 0815 - Stop + listen - hear 1 Hump. 035¡T. 0828 - closing Hump (18¡34.3 N 67¡04.8 W 1007 hours). 1040 - secured chasing this Hump, cannot close it due sea conditions. Estimated range at detection was +5500 yds." SEAOCEAN

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