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Bibliography Record


x Sonoda, Seizaburo; Takemura, Akira
  1973
Underwater sounds of the manatees, Trichechus manatus manatus and T. inunguis (Trichechidae).
Rept. Inst. Breeding Res., Tokyo Univ. Agric. No. 4: 19-24. 18 figs.
–Describes and illustrates various calls of each species; the main frequency range of both was 2-4 kHz. A spectrogram of chewing sounds of T. manatus is also included, as well as photos of both species and of a captive Dugong.

Related Index Records


8 related index terms

Captivity, Sirenians in
(SEE ALSO: Hunting and Capture; Weed Control)
x  1973Sonoda & Takemura (TMM, TI, DD; Japan; 19-22.)
Dugong dugon (Müller, 1776) Palmer, 1895
x  1973Sonoda & Takemura (in capt., Japan; 2 photos; 20.)
Mastication
(SEE ALSO: Behavior, Ingestive)
x *1973Sonoda & Takemura (TMM; rate & sound frequency of chewing; 21, 24.)
Respiration and Diving
(SEE ALSO: Locomotion)
x  1973Sonoda & Takemura (TMM, TI; average respiration times; 19.)
Sound Production
x *1973Sonoda & Takemura (TMM, TI; in capt.; vocalizations; 19-24.)
Suriname
x  1973Sonoda & Takemura (TMM; 2 captured; 19.)
Trichechus inunguis (Natterer in von Pelzeln, 1883) Thomas and Lydekker, 1897
x *1973Sonoda & Takemura (vocalizations; 19-24.)
Trichechus manatus manatus Linnaeus, 1758, Hatt, 1934
x  1973Sonoda & Takemura (vocalizations; 19-24.)