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Mechanical Bathythermograph (MBT)
Mechanical Bathythermograph (MBT)

Mechanical Bathythermograph (MBT)

Date1930-1940
Object number00055780
NameBathythermograph
MediumMetal
DimensionsOverall: 685 × 148 × 165 mm
Copyright© CSIRO
ClassificationsTools and equipment
Credit LineAustralian National Maritime Museum Collection Gift of CSIRO
Collections
DescriptionA brass Mechanical Bathythermograph (MBT) featuring a temperature sensor and a pressure sensor to detect temperature changes and depth in water.SignificanceThe mechanical bathythermograph is associated with early twentieth century advances in Australian marine science. It was developed by Spilhaus in the 1930s and in use until the advent of the expendable bathythermograph in 1959.