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Federal dataOceans & Coasts
Otolith Racking System
Published by Alaska Fisheries Science Center · Updated 04/30/2026
- Last updated
- 04/30/2026
- Update frequency
- Not listed
- Formats
- Web only
- Coverage
- Nationwide
- Federal data
About this dataset
North Pacific Observer Program observers collect fish otoliths as part of their standard duties. Otolith collections follow a randomized sample design detailed in the Observer Sampling Manual (https://www.fisheries.noaa.gov/resource/document/north-pacific-observer-sampling-manual). The barcode numbers on the otolith sample vials serve as unique identifiers of each otolith collected, linking them to NORPAC database specimen, sample, haul, and trip information. After observer debriefing, the vials are placed into racks and transferred to the Age and Growth Research Team. Scientists then estimate fish ages using the otoliths and add the age information to the NORPAC database. The Otolith Racking System (ORS) is used to track and trace the physical locations of otolith samples.
Files and access
Links open the official government source
- Full Metadata Recordfisheries.noaa.govWeb page
- GCMD Keyword Forum Pageforum.earthdata.nasa.govWeb page
Links open outside websites we do not control.
Frequently asked questions
- Who publishes Otolith Racking System?
- Alaska Fisheries Science Center, part of National Oceanic and Atmospheric Administration, Department of Commerce, publishes this dataset on Data.gov.
- How often is it updated?
- The publisher does not list a schedule. The last update was on 04/30/2026.
- How do I download it?
- Use the official source link above to view or request the data.
Where this catalog comes from
- Data.gov CatalogU.S. General Services Administration
- State and local open data portalsSocrata Discovery API
- State and city CKAN portalsCalifornia, Virginia, Boston, Houston and more
- Government ArcGIS Hub sitesCity and county GIS data
Catalog checked 10/24/2026
We list dataset descriptions only. Downloads and APIs link straight to the official government source, which holds the current version and its terms of use.
Source: Data.gov · Last updated 10/24/2026 · Listing only; the data stays with the publisher
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