Collected sea floor data - January 2019

Olex users are encouraged to share their sea floor data. This data sharing is free of charge and are organized by Olex AS. After sending their own sea floor data to their dealer or to Olex AS the users will get access to a database with collected depths from other Olex users all over the world.

The data sharing has become popular among the users, and more than five billion measured depths now forms the basis for a comprehensive sea floor map. This information is valuable for fishermen and other seafarers. The exchange of data is made by e-mail, diskette, USB-device or CD/DVD.
Step by step description on how to back up, and share own seabed data.

The complete database is available from 15 iso-files, each with a size of 3 to 4 gigabytes, which can be read into the Olex from USB-memory device or DVD. One can read in as many files as one like, depending on need and available disk space.

Coverage of each seabed chart file - scroll down to view more images

Access to sea floor data files is restricted. When a new database is uploaded the password changes. Share your own data to get access


East Norway


South Norway

North Sea

West UK


Nova Scotia





8S 40N

90S 8S

How to back up, and share own seabed data

Connect a USB storage device to one of the USB ports on the Olex

When the device is detected click on "Write to".

Click on data type "Own depth data"

A seafloor data backup, with a file name indicating
the Olex serial number is created. Click on "Save"

Confirm by cklicking on "Yes".
The file is written to the USB device

Share your data by sending the file as an email attachment to, and get access to the latest sea floor database