Servicing a clockwork water-level gauge in Tauranga Harbour in the 1980s. Information from harbour gauges is important for modelling harbour circulation. Bubbler pressure gauges have now largely replaced clockwork gauges.
Servicing a clockwork water-level gauge in Tauranga Harbour in the 1980s. Information from harbour gauges is important for modelling harbour circulation. Bubbler pressure gauges have now largely replaced clockwork gauges.