Must read

Gold, Glory, and — HYDRO!

Gold, Glory, and — HYDRO!

This month marks the 555th anniversary of the death of Prince Henry of Portugal, known as the Navigator, on 13 November 1460. Henry had set in motion a series of events that led to...

Read more

Most read

Latest article

The Siboga Expedition

The Siboga Expedition

The Indonesian archipelago is one of the world’s most beautiful archipelagos. Home to over 17,000 islands, mountains rising to over 5,000 metres, including over 70 historical...

Read more
 
 
 

Join Hydro International!

Follow Hydro International on Facebook, LinkedIn, Twitter or sign up for the newsletter! Don't miss the latest developments: join Hydro International!

14.540

SUBSCRIBERS

7.245

MEMBERS

5.205

LIKES

4.632
FOLLOWERS

History Selection

As it Was

As it Was

Two famous scientists, Charles Darwin (1809-82) and John Murray (1841-1914) differed greatly as to how tropical atolls had assumed their unique structure: a shallow lagoon surround...

Read more
'As it Was'

'As it Was'

Matthew Fontaine Maury is probably the best known of all hydrographers, and the most celebrated both in his homeland, the United States of America, and in Europe. He served for 18...

Read more
Unravelling the Ridge and Rift

Unravelling the Ridge and Rift

Following Maurice Ewing’s first cruise to the Mid-Atlantic Ridge, two more were made by the end of the 1940s. The first of these was led by Ewing while the second was led by...

Read more
Alaska – The Wild Coast

Alaska – The Wild Coast

At the turn of the century, the West Coast fleet of the Coast and Geodetic Survey was comprised of a mélange of ships, some of which were not retired until they were nearly...

Read more
‘As it ­Was’

‘As it ­Was’

Gerhard Mercator, Flemish geographer of German extraction, during his long life (1512-1594) became the greatest cartographer of the Renaissance. The projection upon which he based...

Read more
'As it Was'

'As it Was'

Sir Robert Dudley was born in 1574 but his birth was kept secret from Queen Elizabeth, for she would have been enraged had she heard that her favourite courtier, the Earl of Leices...

Read more
As it Was

As it Was

Above my desk hangs an ageing annotated photograph of a beautiful surveying ship which recalls a visit by the Directing Committee of the I.H.B. to Genoa in the Centenary Year of th...

Read more
Charting the Data

Charting the Data

Radio-acoustic-ranging (RAR) navigation, developed within the US Coast and Geodetic Survey, was the very first survey-quality navigation system that did not need to see fixed, know...

Read more
As it Was

As it Was

James Cook in the Endeavour circumnavigated New Zealand in 1769-1770 and the coastline was surveyed. Thus the coastline appeared complete on the world map. The coast is rugged and...

Read more

History Selection

What’s in a Name? Part 2 - Vidal

What’s in a Name? Part 2 - Vidal

Part 1 dealt with HMS Owen and the redoubtable nineteenth century hydrographer and explorer after whom she had been named. That Summer of 1953 the second of the two British surveyi...

Read more
'As it Was'

'As it Was'

Foreword by Steve Ritchie Until 1959 the two triangulation networks on either side of the Persian Gulf had never been connected, so that ships’ navigators, when changing their fixe...

Read more
The Making of an Earth Measurer

The Making of an Earth Measurer

In the April 2009 issue of Hydrointernational, Carl Aslakson was mentioned as having devised a method of determining the velocity of light by using Shoran (short-range navigation)....

Read more
Horses, Hydrographers and Hypsography

Horses, Hydrographers and Hypsography

Administrative officers, long experienced in studying estimates of the various field parties engaged in hydrographic work, were somewhat surprised to see an estimate submitted by t...

Read more
'As it Was'

'As it Was'

The history of charting the estuary of a navigable river to enable shipping to safely enter port is inevitably long and continuing as the channels, and the shoals which confine the...

Read more
The Hydrography of the Former Zuiderzee

The Hydrography of the Former Zuiderzee

The 32km-long dam called the Afsluitdijk, separating what was then the Zuiderzee from the North Sea, was completed in the Netherlands in 1932. It transformed the Zuiderzee from a l...

Read more
As it Was

As it Was

Over a period of 30 years, from 1867 onwards, the Norwegian Hydrographic Service made an epic and complete hydrographic survey of the Norwegian continental shelf. For the first tim...

Read more

History Selection

By the Old Hydrographer

By the Old Hydrographer

A number of largely British settlements had been established in New Zealand by the early 1840s,where natural harbours had been found. The general Admiralty chart of New Zealand, pu...

Read more
Tide Prediction in Colonial America

Tide Prediction in Colonial America

Although tidal ranges in America are, in general, less than in Europe, they have still had an impact on history. Many harbours were only accessible with high tide, introducing a l...

Read more
As it Was

As it Was

I was in command of the British surveying ship HMS Challenger in 1951 during a world voyage, with geophysicists Tom Gaskell and John Swallow onboard, to measure by seismic methods...

Read more
As it Was

As it Was

In the aftermath of the First World War Germany was made to deliver most of its warships to the allies. The gunboat Meteor, lying at a yard in Gdansk (Danzig), was excused under th...

Read more
Seeking a Rift

Seeking a Rift

In 1953, Hans Pettersson published Westward Ho with the Albatross, a popular account of his around-the-world scientific cruise on the Swedish sailing ship Albatross. In it he state...

Read more
The Myth of the Telegraphic Plateau

The Myth of the Telegraphic Plateau

In the mid-nineteenth century the great hydrographic myth of a Telegraphic Plateau located in the North Atlantic Ocean was born. The origin of this myth began with the cruise of th...

Read more