ML 124387

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gray whale -- Eschrichtius robustus More
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Age/Sex
Identification
Solicitation
Behavior
Note

 

Uncertain

Sight

 

 

perform visual display

 

 

Donald K Ljungblad
8 Jul 1981

    Geography
  • United States
    Alaska
    Locality
  • waterbody:Arctic OceanPoint Hope
No locations found with lat/long
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  • Stereo
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    Equipment Note

NOTES: LNS notes: Confidence interval assigned by MLNS. 11Aug2005MLM. Reel box notes: "7/8/81. 3 3/4. 10-15 Gray whale feeding just west of Pt. Hope. OdB cal tone. Nagra +30dB. FLT 66. July 8, 1981. 3 3/4ips. 6dB. SB on bottom. Channel 2 gain. Bangs 10-15 sec intervals, also chop channel 3 0dB 60' 3hrs, .1 gain. 68-18.9(calibration); 166-48.9(tone). TC~1.5. July 8 1981 Pt. Hope (TC-0, 3/24/81). Gulp/grunt~TC1; pops~TC1.4; moan~2.2; gulp moan~2.6, 3, 3.1; pops~3.4. Bangs ~10 sec intervals. 10-15 GW feeding. GW within 1km of each other. Milling mud plumes. Cow-calf. TC~4: sonobuoy visible. All submerged. Another cow-calf pair. TC=5.7: b looks like mating (crossing). Mud plumes. Shift channels. Sea state 1. 10 knots NW. 20'calf. Mud plumes disappear in minutes. Generally moving off shore and north west. TC=10: all on surface. All down. 500' circling altitude". SEAOCEAN

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