Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Skip to content
  • Feedback

    • Echosounder data archive

    Metadata Updated: March 1, 2024

    An archive of multi-frequency and multi-beam echosounder data (Simrad .raw format), collected as part of SWFSC-FRD surveys of the U.S. west coast between San Diego, CA and Vancouver Island, BC. The archive contains echo power and inerferometric-phase-angle data that describe acoustic backscatter from marine organisms ranging in size from zooplankton to fish.

    Access & Use Information

    License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Date February 29, 2024
    Metadata Created Date October 15, 2021
    Metadata Updated Date March 1, 2024
    Reference Date(s) 2015 (creation), (publication)
    Frequency Of Update annually

    Metadata Source

    Harvested from NMFS SWFSC

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Date February 29, 2024
    Metadata Created Date October 15, 2021
    Metadata Updated Date March 1, 2024
    Reference Date(s) 2015 (creation), (publication)
    Responsible Party (Point of Contact, Custodian)
    Contact Email
    Guid gov.noaa.nmfs.inport:21712
    Access Constraints Cite As: Southwest Fisheries Science Center, [Date of Access]: Echosounder data archive [Data Date Range], https://www.fisheries.noaa.gov/inport/item/21712., Access Constraints: There are no restrictions or prerequisites for accessing these data.
    Bbox East Long -115
    Bbox North Lat 50
    Bbox South Lat 30
    Bbox West Long -130
    Coupled Resource
    Frequency Of Update annually
    Harvest Object Id 16d3eddf-f05e-491d-b6eb-37c0ac92f7dc
    Harvest Source Id bc62ff6c-c119-4409-94c7-7dd202b24462
    Harvest Source Title NMFS SWFSC
    Licence NOAA provides no warranty, nor accepts any liability occurring from any incomplete, incorrect, or misleading data, or from any incorrect, incomplete, or misleading use of the data. It is the responsibility of the user to determine whether or not the data is suitable for the intended purpose.
    Lineage Raw acoustic data are collected from calibrated echosounders and archived on the vessel and later on shore-based servers.
    Metadata Language eng
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": [[[-130.0, 30.0], [-115.0, 30.0], [-115.0, 50.0], [-130.0, 50.0], [-130.0, 30.0]]]}
    Progress underDevelopment
    Spatial Data Service Type
    Spatial Reference System
    Spatial Harvester True

    Didn't find what you're looking for? Suggest a dataset here.