Catalog - Data.gov

Found 1582 datasets matching "center line".

Federal
AFSC/NMML/CCEP: California Current Ecosystem Program and Cascadia Research Collective: Aerial and small boat line transect data in waters of OR/WA/BC from 1989, 1990, 1991, 1996, 1997, 2002, and 2003
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-01-01T00:00:00.000+00:00
The National Marine Mammal Laboratory (NMML) a division of NOAA's Alaska Fisheries Science Center (Seattle, WA) and Cascadia Research Collective (Olympia, WA) conducted aerial and small boat line...
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Search relevance: 36.97 | Views last month: 0
Federal
Southern California Shelf Rockfish Hook and Line Survey (station)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-05-01T00:00:00.000+00:00
This layer is intended to represent the geographic extent of NOAA Fisheries’ Southern California Shelf Rockfish Hook and Line Survey. The Southern California Shelf Rockfish Hook and Line Survey...
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Search relevance: 36.61 | Views last month: 1
Federal
Oil Platform Vertical Line Survey (2007)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-02-29T00:00:00.000+00:00
The Southeast Fisheries Science Center Mississippi Laboratories conducts standardized fisheries independent resource surveys in the Gulf of Mexico, South Atlantic, and U.S. Caribbean to provide...
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Search relevance: 34.71 | Views last month: 1
Federal
Congressional Supplemental Reef Fish Vertical Line Survey (2011)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-02-29T00:00:00.000+00:00
The Southeast Fisheries Science Center Mississippi Laboratories conducts standardized fisheries independent resource surveys in the Gulf of Mexico, South Atlantic, and U.S. Caribbean to provide...
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Search relevance: 33.58 | Views last month: 2
Federal
Cetacean line-transect survey conducted in the eastern Bering Sea shelf by Alaska Fisheries Science Center, National Marine Mammal Laboratory from NOAA Ship Miller Freeman from 1999-07-07 to 2004-06-30 (NCEI Accession 0131862)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-09-28T00:00:00.000+00:00
Visual surveys for cetaceans were conducted on the eastern Bering Sea shelf along transect lines, in association with the AFSC’s echo integration trawl surveys for walleye pollock. Surveys in 2000...
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Search relevance: 32.62 | Views last month: 0
Federal
Fisheries Online Information System - Survey of pelagic and demersal habitats within the northern California Current
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2008-04-01T00:00:00.000+00:00
The Northwest Fisheries Science Center (NWFSC) conducts a comprehensive groundfish bottom trawl survey encompassing the U.S. West Coast between the borders with Canada and Mexico (Keller et al....
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Search relevance: 30.25 | Views last month: 0
Federal
Bering Sea Helicopter Surveys for Ice-Associated Seals (2007-08)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-05-15T19:16:03.000+00:00
In the spring of 2007 and 2008, researchers from the Alaska Fisheries Science Center conducted aerial surveys for ribbon, bearded, and spotted seals in the US sector of the Bering Sea. The surveys...
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Search relevance: 30.00 | Views last month: 0
Federal
Operation Laser Line 2006
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2006-01-01T00:00:00.000+00:00
Mapping the coral reefs has been identified as one of the first and most important steps needed to address the increasing decline of the world's coral reefs. Either photography or direct...
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Search relevance: 28.49 | Views last month: 0
Federal
AERI, line by line channel 2 flux, run deck file
- Organization: Department of Energy
- Updated: 2019-06-27 12:41:27
No description found
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Search relevance: 28.47 | Views last month: 1
Federal
AERI: LBLRTM, channel 1 flux, run deck file
- Organization: Department of Energy
- Updated: 2019-06-27 12:41:27
No description found
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Search relevance: 28.10 | Views last month: 1
Federal
Cetacean visual observations, samples and environmental parameters collected onboard the NOAA Ship Gordon Gunter (GU) in the Gulf of America (formerly U.S. Gulf of Mexico) from 2009-06-13 to 2009-08-12 (survey GU0903) (NCEI Accession 0304467)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-08-26T00:00:00.000+00:00
The Southeast Fisheries Science Center (SEFSC) conducted a shipboard survey in the Gulf of America (formerly U.S. waters of the Gulf of Mexico) from approximately the 200m isobath out to the U.S....
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Search relevance: 27.78 | Views last month: 0
Federal
Cetacean visual observations using line-transect survey methods onboard the NOAA Ship Gordon Gunter (GU) in the Gulf of Mexico, for the Vessel Surveys for Abundance and Distribution of Marine Mammals and Seabirds project (VSAD survey GU2402) from 2024-06-03 to 2024-08-12 (NCEI Accession 0299731)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-01-01T00:00:00.000+00:00
As part of the Vessel Surveys for Abundance and Distribution of Marine Mammals and Seabirds (VSAD) project, the Southeast Fisheries Science Center (SEFSC) conducted a shipboard survey of the U.S....
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Search relevance: 26.65 | Views last month: 0
Federal
Cetacean and sea turtle spatial density model outputs from visual observations using line-transect survey methods aboard NOAA vessel and aircraft platforms in the Gulf of Mexico from 2003-06-12 to 2019-07-31 (NCEI Accession 0256800)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2022-07-29T00:00:00.000+00:00
Based on ship-based and aerial line-transect surveys conducted in the U.S. waters of the Gulf of Mexico between 2003 and 2019, the NOAA Southeast Fisheries Science Center (SEFSC) developed spatial...
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Search relevance: 24.78 | Views last month: 0
Federal
Cetacean and sea turtle visual observations using line-transect survey methods aboard a NOAA DeHavilland DHC-6 Twin Otter (TO) aircraft in the Gulf of Mexico, during the Gulf of Mexico Marine Assessment Program for Protected Species (GoMMAPPS survey TO17Su) from 6/29/2017 to 8/17/2017.
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-01T00:00:00.000+00:00
As part of the Gulf of Mexico Marine Assessment Program for Protected Species (GoMMAPPS), the Southeast Fisheries Science Center (SEFSC) conducted aerial surveys of the U.S. continental shelf...
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Search relevance: 24.41 | Views last month: 0
Federal
Cetacean and sea turtle visual observations using line-transect survey methods aboard a NOAA DeHavilland DHC-6 Twin Otter (TO) aircraft in the Gulf of Mexico, during the Gulf of Mexico Marine Assessment Program for Protected Species (GoMMAPPS survey TO18Wi) from 2018-01-18 to 2018-03-14 (NCEI Accession 0242273)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-01T00:00:00.000+00:00
As part of the Gulf of Mexico Marine Assessment Program for Protected Species (GoMMAPPS), the Southeast Fisheries Science Center (SEFSC) conducted aerial surveys of the U.S. continental shelf...
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Search relevance: 24.39 | Views last month: 0
Federal
Cetacean and sea turtle visual observations using line-transect survey methods aboard a NOAA DeHavilland DHC-6 Twin Otter (TO) aircraft in the Gulf of Mexico, during the Gulf of Mexico Marine Assessment Program for Protected Species (GoMMAPPS survey TO18Fa) from 10/12/2018 to 11/28/2018.
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-01T00:00:00.000+00:00
As part of the Gulf of Mexico Marine Assessment Program for Protected Species (GoMMAPPS), the Southeast Fisheries Science Center (SEFSC) conducted aerial surveys of the U.S. continental shelf...
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Search relevance: 24.25 | Views last month: 0
Federal
Cetacean visual observations using line-transect survey methods onboard the NOAA Ship Gordon Gunter (GU) in the Gulf of America, for the Vessel Surveys for Abundance and Distribution of Marine Mammals and Seabirds project (VSAD survey GU2402) from 2024-06-03 to 2024-08-12 (NCEI Accession 0299731)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-06-05T00:00:00.000+00:00
As part of the Vessel Surveys for Abundance and Distribution of Marine Mammals and Seabirds (VSAD) project, the Southeast Fisheries Science Center (SEFSC) conducted a shipboard survey of the U.S....
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Search relevance: 23.20 | Views last month: 0
Federal
AFSC/MML: Marine Mammal Aerial Surveys in the Bering, Chukchi, and Beaufort Seas, and Amundsen Gulf, 1979-2021
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-01T00:00:00.000+00:00
The Bureau of Ocean Energy Management (BOEM), formerly the Minerals Management Service (MMS), and its precursor, the Bureau of Land Management, funded aerial surveys in the Beaufort, Chukchi, and...
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Search relevance: 22.56 | Views last month: 0
Federal
Cetacean visual observations using line-transect survey methods onboard the NOAA Ship Gordon Gunter (GU) in the Gulf of Mexico (survey GU0302) from 2003-06-14 to 2003-08-17 (NCEI Accession 0294561)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-07-11T00:00:00.000+00:00
The U.S. National Marine Fisheries Service (NMFS) is required to prepare an annual Stock Assessment Report (SAR) for each marine mammal stock to update abundance, stock structure, maximum net...
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Search relevance: 22.17 | Views last month: 0
Federal
Visual Sighting Surveys
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-02-29T00:00:00.000+00:00
The PSB conducts regular aerial and shipboard surveys and records sightings of marine mammals, turtles and seabirds.
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Search relevance: 22.05 | Views last month: 0

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