Recent Blogs
Sounding-weight Release Mechanism: How It Works, Parts, Diagram, and Deep-Sea Sounding Uses
Sounding-weight release mechanisms drop a lead from a sounding line on bottom contact so hydrographic crews recover the line clean. Specs, formula, worked example.
Self-registering Tide Gauge: How It Works, Stilling Well Diagram, Parts, Uses & Orifice Calculator
How a self-registering tide gauge works — float, stilling well, drum recorder, and clockwork. Used in harbour engineering and coastal survey work.
Sampler Sounding Weight Mechanism Explained: Parts, Diagram, Formula and Hydrographic Survey Uses
How a Sampler Sounding Weight measures water depth and grabs a seabed sample in one drop. Used by hydrographic survey crews, dredging contractors, and marine...
Deep-sea Sounding Ball Mechanism Explained: How Brooke's 1854 Detachable Trigger Works
How a deep-sea sounding ball works, with the Brooke detachable-weight formula, worked depth example, and named uses in 19th-century hydrographic survey.