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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)

Published by NOAA National Centers for Environmental Information | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: October 04, 2025 | Last Modified: 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. Exclusive Economic Zone (EEZ) from Key West, FL to the U.S.-Mexico border. The survey was conducted between June 10, 2009 and August 13, 2009 onboard the NOAA Ship Gordon Gunter. A visual line-transect and passive acoustic survey was conducted to estimate the abundance and spatial distribution of marine mammals in U.S. oceanic waters. A second objective of the survey was to conduct a pilot study to characterize sperm whale prey using fisheries acoustics equipment and a mid-water trawl. This dataset includes marine mammal visual observation data and effort points with surveying conditions that can be used in abundance and density modeling per visual line-transect survey protocols. This dataset also includes opportunistic marine mammal photographs and non-marine mammal sightings such as sea turtles. Trawl catch data and associated photographs are also provided. Environmental data collected via Conductivity, Temperature, Depth (CTD) sensor and expendable bathythermographs (XBT) are also included.

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0304467 biological data cloud amount/frequency DEPTH - BOTTOM DISSOLVED OXYGEN GLARE LATITUDE LONGITUDE SALINITY SEA STATE VISIBILITY WATER DENSITY WATER TEMPERATURE WEATHER bathythermograph - XBT BIG EYE BINOCULARS camera CTD line transect sampling photograph trawl biological imagery in situ marine mammal observation visual observation NOAA Ship Gordon Gunter SEFSC - Miami Lab SEFSC - Pascagoula/Stennis Lab University of Miami SEFSC - Miami Lab Gulf of America Gulf of Mexico oceanography DOC/NOAA/NMFS/SEFSC > Southeast Fisheries Science Center, National Marine Fisheries Service, NOAA, U.S. Department of Commerce EARTH SCIENCE > ATMOSPHERE > CLOUDS > CLOUD PROPERTIES > CLOUD FREQUENCY EARTH SCIENCE > BIOLOGICAL CLASSIFICATION EARTH SCIENCE > OCEANS > BATHYMETRY/SEAFLOOR TOPOGRAPHY > WATER DEPTH EARTH SCIENCE > OCEANS > OCEAN CHEMISTRY > OXYGEN EARTH SCIENCE > OCEANS > OCEAN OPTICS EARTH SCIENCE > OCEANS > OCEAN TEMPERATURE > WATER TEMPERATURE EARTH SCIENCE > OCEANS > OCEAN WAVES > SEA STATE EARTH SCIENCE > OCEANS > SALINITY/DENSITY > DENSITY EARTH SCIENCE > OCEANS > SALINITY/DENSITY > SALINITY Baleen Whales DOC/NOAA/NMFS/SEFSC Gulf of America United States of America atmospheric/ocean indicators biological sampling biopsy cetacean, VISUAL OBSERVATION, SIGHTING, LINE TRANSECT SAMPLING dolphins endangered species indicator species marnine mammal population abundance species abundance species distribution models species/population interactions toothed whales BIG EYE BINOCULARS CAMERA > CAMERA CTD > Conductivity, Temperature, Depth Line Transect Sampling TRAWL XBT > Expendable Bathythermographs SHIPS, BIG EYE BINOCULARS, CTD, XBT, MIDWATER TRAWLS camera distance sampling line transect sampling midwater trawls photograph sighting Ships GORDON GUNTER (call sign: WTEO, ICES code: 33GG, 1998-) OCEAN > ATLANTIC OCEAN > NORTH ATLANTIC OCEAN > GULF OF AMERICA OCEAN > ATLANTIC OCEAN > NORTH ATLANTIC OCEAN > GULF OF MEXICO 7MLN7A

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