Focus: Arctic Surveying

Surveying in the Arctic has its particular challenges however it’s important looking at aspects as increased shipping, environmental research, significance for oil & gas, together with the challenging circumstances to work. However, for surveying and navigating Hydro International has collected content throughout the years.

Most Read

Echo Sounders versus Air Bubbles in Research Vessels

Within echo sounding circles it is well known that air bubbles may have a negative effect on echo sounding systems. This article briefly presents the German way of dealing with air bubbles from sweep-down and cavitation proce... (read more)
Must Read

Lidar Bathymetry on the Alaskan North Slope

In June 2014, the Bureau of Economic Geology, a research unit at the University of Texas at Austin, was contracted to conduct an airborne bathymetric Lidar survey on the Alaskan North Slope. The purpose of the project was to further determine, understand, and map the local landscape and thaw-lake at... (read more)
About the Focus Stories

Every month we will focus on a specific theme, featuring a selection of articles which have previously been published in Hydro International magazine. to present a complete recap of the subject. If you don't want to miss these themed recaps, sign up for the newsletter (sign up here).

Surveying Arctic

The Pull of the Poles

The 2015 April issue of Hydro International considered the contribution of Forward-looking Sonar (FLS) to safer navigation in inadequately charted waters. Certain polar w... (read more)

Bering Sea ASV Force Multiplier

TerraSond, a hydrographic services company based in Palmer, Alaska (USA), used a C-Worker 5 (CW5) unmanned autonomous surface vessel (ASV) in conjunction with a 105’ (32... (read more)

Ice-jam Floods

The large, poleward flowing rivers of Siberia, such as the Ob River, experience persistent and severe floods when river ice breaks up in the spring. Ice-jams are common on the... (read more)

Ice Navigation and the ­Electronic Age

Ice navigation is more of an art than a science, and like most arts, does not fit neatly into any scheme for enhancement by electronic means. It is an art learned in theory at... (read more)
Surveying Arctic

A Challenge in the Arctic

In 1997, the Russian Federation (RF) ratified the United Nations Convention on the Law of the Sea and started the explorations intended to specify the outer limit of the conti... (read more)

Flying, Landing and then… Surveying

Remote, difficult to access: it just depends on the point of view. Often, trying to reach some areas with a classical survey vessel or with an opportunity launch is like bangi... (read more)

Hydrographic Challenges in the Arctic Ocean

Increasing shipping in the Arctic Ocean together with oil and gas exploitation and industrial development due to the recession of ice, require urgent hydrographic and navigati... (read more)

Multibeam Systems for Extreme Environments

The search for resources and energy reserves for the future is continuously increasing in the polar region. More and more states are trying to stake their claims and to regist... (read more)