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Perform the following steps to extract CSB data from the DCDB: Go to the IHO Data Centre for Digital Bathymetry Viewer. Click the IHO DCDB/NOAA NCEI drop down menu, uncheck the ‘Multibeam Surveys’ layer and select the ‘Crowdsourced Bathymetry Files' la...

Support Contact: Anthony Klemm, NOAA Office of Coast Survey anthony.r.klemm@noaa.gov  Perform the following steps to process CSB data extracted from NCEI/DCDB to correct for tides and data-derived vessel transducer offset values: You will need to download ...

For Trusted Nodes that have access to ESRI software licenses, tide-corrected CSB data can be edited and visualized using ArcGIS Pro. 1.      Launch ArcGIS Pro and select 'Map' under New Project. Create a name and select a location to save your project. 2. ...

This section provides instructions on how to export shapefiles of CSB data for specific participants, or for upload to an ArcGIS Online CSB Data Portal. If your shapefile contains data from multiple participants, you will need to apply a selection query to cr...

For Trusted Nodes that prefer to use free and open-source GIS software, the following section describes how to edit tide-corrected CSB data using QGIS, and how to export shapefiles of data that can be shared with program participants. Launch QGIS and select...

Motivation Some crowdsourced bathymetry participants may have a clear idea of how they intend to use the depth soundings they've collected and what data format best suits that purpose. Others may benefit from a simple tutorial on how to visualize their data u...

In 2025, NOAA Hydrographic Systems and Technology Branch, in collaboration with University of New Hampshire Center for Coastal and Ocean Mapping, and the IHO Data Center for Digital Bathymetry, began investigating operationalization of CSB data for safety of n...

NOAA’s hydrographic health model is a risk-based framework that evaluates the safety of navigation by combining factors such as ship traffic, records of groundings, the quality and age of existing data, and the rate of seafloor change. The model produces a “hy...

Glossary Authorship and acknowledgements Goals and objectives Definition and important uses of CSB Legal considerations Finding your crowd Vessel features Motivating vessels and overcoming hesitation Maintaining vessel engagement Hardware opti...

B-12 A guidance document created by the CSBWG and IHO to provide an outline of the technical “how-to” on CSB collection, metadata format, offset collection, and data contribution so that all Trusted Nodes follow the same format uniformly. CSB Crowd Sourced ...

This document was commissioned out of the 16th annual meeting of the Crowd Sourced Bathymetry Working Group held in March 2025 in Wellington, New Zealand. These efforts are the result of a request by new and interested Crowd Sourced Bathymetry (CSB) initiative...

The goal of this document is to fulfill a request put forth by the 16th annual Crowd Sourced Bathymetry Working Group, under Work Item G, to provide guidance for the successful development and operation of a CSB program. This document was created by several of...

For inaugural stakeholder meeting: [Fill in highlighted areas with details appropriate to your organization] Hello,  I’m reaching out to you on behalf of [Your organization name / website link]. We are building a pilot crowdsourced bathymetry (CSB) program...

For inaugural stakeholder meeting: Crowdsourced Bathymetry (CSB) in Tampa Bay/Florida   Developing a Stakeholder-Driven Process   USF College of Marine Science, MSL Conference Room  140 7th Ave South, St. Petersburg, FL 33713  21 September 2023, 9:00 a....

For inaugural stakeholder meeting: Crowdsourced Bathymetry (CSB) in Tampa Bay/Florida   Developing a Stakeholder-Driven Process   Stakeholder Input Session #1: Awareness and use of bathymetric information  Do you currently use seafloor mappin...

Provide the following questions to stakeholders as a pre- and post-meeting survey Q1 Which of the following aligns most closely with the group you are representing at thismeeting? Industry Private Business Academia State Government Federal Government ...

[Fill in highlighted texts with appropriate information] Dear [Recipient's name], The Center for Ocean Mapping and Innovative Technologies (COMIT) has been developing a crowdsourced bathymetry (CSB) program in Tampa Bay, and I thought you and [Recipient's or...

The University of South Florida Board of Trustees’ (“USF”) Center for Ocean Mapping and Innovative Technologies (“COMIT”) is a Trusted Node in the International Hydrographic Organization’s (“IHO”) Data Centre for Digital Bathymetry’s (“DCDB”) project entitle...

Used by the International Seakeepers Society: linked here.