Collection: Bathymetry and Positioning
AUTONOMOUS SURVEY IN NORTHERN ENVIRONMENTS
1. Abstract This note depicts the use of a next generation Uncrewed Surface Vessel for the collection of…
MULTI-SENSOR SDB AT A NEW SCALE – Addressing the urgent need for coastal bathymetry in the Caribbean with rapid, scalable SDB powered by deep learning and cloud technologies
With National Science Foundation funding, TCarta Marine launched Project Trident to re-imagine satellite-derived bathymetry (SDB) methods for greater…
ESTIMATING OBSERVER AND DATA REPUTATION IN MARINER VOLUNTEERED BATHYMETRY
1. Introduction Most hydrographic offices (HOs) now agree that data volunteered by mariners, called variously Crowdsourced Bathymetry or…
AN OVERVIEW OF THE NOAA ENC RE-SCHEMING PLAN
1. Introduction The International Maritime Organization (IMO) requires commercial shipping to carry nautical charts and nautical publications for…
HYDROGRAPHY FROM FISHERIES SURVEYS – Filling Coverage Gaps with Bathymetry Extracted from Simrad EK60 Water Column Data
1. Introduction As of January 2020, the National Oceanic and Atmospheric Administration (NOAA) has classified 54% of the…
EVALUATION OF THE PRECISION OF PHASE-MEASURING BATHYMETRIC SIDE SCAN SONAR RELATIVE TO MULTIBEAM ECHOSOUNDERS
1. Introduction An important component of a hydrographic survey is the bathymetric measurements. Currently, Multibeam Echosounder (MBES) systems…
ELLIPSOIDALLY REFERENCED SURVEYING TECHNIQUE – A Review of the Current Status and Development of Ellipsoidally Referenced Surveying Technique in the Coastal and Offshore Zones for Hydrographic Survey Practice
1. Introduction Hydrographic surveying deals with depth determination at particular known areas normally for the purpose of creating…
THIRTY YEARS OF SATELLITE DERIVED BATHYMETRY The charting tool that Hydrographers can no longer ignore.
Abstract Thirty years after being introduced into national chart series, Satellite Derived Bathymetry (SDB) charts are still struggling…
HYDROGRAPHY IN REMOTE AREAS – Mapping the waters of Saint Helena as part of the British Overseas Territories Seabed Mapping Programme.
Abstract: In 2018, a team of hydrographers from the United Kingdom Hydrographic Office (UKHO), supported by UK Government…
The Analysis of Storm Surge in Manila Bay, The Philippines
In 2013, Typhoon Haiyan produced a storm surge over seven metres in San Pedro Bay in the Philippines…
Competitive analysis of current Ocean Web-Mapping Applications
1. Introduction User-Centered Design (UCD) can be described as the approach followed for the creation of a new…
NEW PROGRESS REPORT OF UNMAPPED U.S. WATERS
In support of ocean and coastal mapping strategies, in 2017, the United States designed a method for assessing…