Catalog - Data.gov

Found 45 datasets matching "Porpoise".

#1 Federal
Puget Sound porpoise population - Estimates of harbor porpoise population size in the main basin of Puget Sound
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2004-01-01T00:00:00.000+00:00
Estimates of harbor porpoise population size in the main basin of Puget Sound. This abundance will be derived from established methodology for marine mammal abundance estimation. Updates to...
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Search relevance: 146.64 | Views last month: 0
#2 Federal
Harbor porpoise - Passive acoustic monitoring of harbor porpoises in Puget Sound
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-07-22T00:00:00.000+00:00
Drs. Marla Holt, Brad Hanson, and Candice Emmons of the NWFSC, along with efforts from the NWFSC dive team (coordinated by Nick Tolimieri), are currently conducting passive acoustic monitoring of...
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Search relevance: 126.03 | Views last month: 0
#3 Federal
Shoreline Data Rescue Project of Yarmouth to Cape Porpoise, ME, ME1943C
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-01T00:00:00.000+00:00
These data were automated to provide an accurate high-resolution historical shoreline of Yarmouth to Cape Porpoise, ME suitable as a geographic information system (GIS) data layer. These data...
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Search relevance: 115.25 | Views last month: 0
#4 Federal
AFSC/MML: Distribution and abundance of Southeast Alaska harbor porpoise, 2019
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-01-01T00:00:00.000+00:00
As currently defined, the Southeast Alaska (SEAK) harbor porpoise (Phocoena phocoena) stock ranges from Dixon entrance to Cape Suckling, including inland waterways. Since the early 1990s, the...
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Search relevance: 102.11 | Views last month: 2
#5 Federal
Harbor porpoise (Phocoena phocoena) abundance survey conducted during visual observations from a vessel platform in the coastal waters of Southeast Alaska by the Alaska Fisheries Science Center Cetacean Assessment and Ecology Program from 2019-07-19 to 2019-08-12 (NCEI Accession 0277244)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2023-04-05T00:00:00.000+00:00
This dataset includes visual line transect survey data collected in the summer of 2019 in the waters of Southeast Alaska. The survey was designed for updating the abundance estimate of harbor...
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Search relevance: 78.10 | Views last month: 0
#6 Federal
H08163: NOS Hydrographic Survey , Cape Porpoise Harbor Vicinity, Maine, 1954-10-14
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 1954-10-14T00:00:00.000+00:00
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe navigation and to provide...
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Search relevance: 71.37 | Views last month: 0
#7 Federal
Dall's porpoise at-sea density off California
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2006-01-01T00:00:00.000+00:00
The National Marine Sanctuary Program (NMSP) updates and revises the management plans for each of its 13 sanctuaries. This process, which is open to the public, enables each site to revisit the...
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Search relevance: 70.29 | Views last month: 0
#8 Federal
PNW cetacean muscle biochemistry - Muscle Myoglobin Content and Acid Buffering Capacity of Cetaceans from the Pacific Northwest to Assess Dive Capacity and the Development of Diving Capabilities
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-04-13T00:00:00.000+00:00
This project assesses the development of two important skeletal muscle adaptations for diving (enhanced myoglobin content and acid buffering capacities) in a range of cetaceans from the Pacific...
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Search relevance: 69.71 | Views last month: 0
#9 Federal
Harbor porpoise at-sea density off California
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2006-01-01T00:00:00.000+00:00
The National Marine Sanctuary Program (NMSP) updates and revises the management plans for each of its 13 sanctuaries. This process, which is open to the public, enables each site to revisit the...
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Search relevance: 63.51 | Views last month: 0
#10 Federal
AFSC/NMML: Southeast Alaska Cetacean Vessel Surveys, 1991 - 2012
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-01-01T00:00:00.000+00:00
In 1991, NMML initiated cetacean studies with vessel coverage throughout inland waters of Southeast Alaska. Between 1991 and 1993, line-transect methodology was used to: 1) obtain population...
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Search relevance: 59.56 | Views last month: 1
#11 Federal
Sound recordings and echolocation logs from Tuxedni Bay and Chinitna Bay, Cook Inlet, Alaska, September 2021 to September 2022
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-01-01T00:00:00.000+00:00
Sound recordings were made in Tuxedni Bay and Chinitna Bays, Cook Inlet, Alaska. These recordings (files.wav) were made from ST-600HF sound recorders (Ocean Instruments NZ) programmed to sample on...
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Search relevance: 55.26 | Views last month: 0
#12 Federal
Southeast Alaska cetacean vessel surveys conducted by Alaska Fisheries Science Center, National Marine Mammals Laboratory from 1991-04-20 to 2012-07-20 (NCEI Accession 0140931)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-02-02T00:00:00.000+00:00
In 1991, NMML initiated cetacean studies with vessel coverage throughout inland waters of Southeast Alaska. Between 1991 and 1993, line-transect methodology was used to: 1) obtain population...
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Search relevance: 53.36 | Views last month: 0
#13 Federal
Predictive Models of Cetacean Densities in the California Current Ecosystem, 2016
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-02-16T00:00:00.000+00:00
We developed predictive habitat-based models of cetacean density based on seven shipboard cetacean surveys conducted during summer and fall between 1991 and 2009 in the California Current...
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Search relevance: 52.75 | Views last month: 0
#14 Federal
Winter/Spring Habitat-based Density Models for Three Cetacean Species off Southern California
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2018-01-08T00:00:00.000+00:00
We used a well-established Generalized Additive Modeling framework to develop cetacean SDMs based on 20 California Cooperative Oceanic Fisheries Investigations (CalCOFI) shipboard surveys...
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Search relevance: 49.40 | Views last month: 0
#15 Federal
Small cetacean aerial survey conducted in Alaskan waters by Alaska Fisheries Science Center, National Marine Mammal Laboratory from 1997-05-08 to 1999-07-04 (NCEI Accession 0131991)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-10-06T00:00:00.000+00:00
Aerial surveys were conducted to produce abundance estimates for the three Alaska stocks of harbor porpoise. Surveys occurred from May to July 1997 for the Southeast Alaska stock, May to July 1998...
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Search relevance: 47.41 | Views last month: 0
#16 Federal
AFSC/NMML: Cetacean line-transect survey in the Gulf of Alaska, 2003
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-01-01T00:00:00.000+00:00
Three marine mammal observers participated on a cetacean survey from 26 June to 15 July 2003, aboard the NOAA ship Miller Freeman as a piggyback project during a RACE acoustic-trawl survey for...
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Search relevance: 44.17 | Views last month: 1
#17 Federal
AFSC/NMML: Small cetacean aerial survey in Alaskan waters, 1997-1999
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 1997-01-01T00:00:00.000+00:00
Aerial surveys were conducted to produce abundance estimates for the three Alaska stocks of harbor porpoise. Surveys occurred from May to July 1997 for the Southeast Alaska stock, May to July 1998...
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Search relevance: 43.69 | Views last month: 2
#18 Federal
Marine mammals line-transect survey conducted in the Gulf of Alaska from 2003-06-27 to 2003-07-15 (NCEI Accession 0130075)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2015-07-29T00:00:00.000+00:00
Three marine mammal observers participated on a cetacean survey from 26 June to 15 July 2003, aboard NOAA Ship Miller Freeman as a piggyback project during a RACE acoustic-trawl survey for pollock...
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Search relevance: 41.10 | Views last month: 1
#19 Federal
Sensitivity of Coastal Environments and Wildlife to Spilled Oil: New Hampshire: M_MAMMAL (Marine Mammal Polygons)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2004-03-01T00:00:00.000+00:00
This data set contains sensitive biological resource data for seals, porpoise, and whales in New Hampshire. Vector polygons in this data set represent marine mammal distribution and haul-out...
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Search relevance: 37.45 | Views last month: 0
#20 Federal
NCCOS Assessment: Predictive Mapping of Seabirds, Pinnipeds and Cetaceans off the Pacific Coast of Washington from 1995-07-21 to 2015-12-08 (NCEI Accession 0148762)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2016-05-02T00:00:00.000+00:00
This data collection comprises seasonal distribution maps and model outputs of selected seabird, pinniped and cetacean species off the Pacific coast of Washington. The maps were developed by...
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Search relevance: 34.94 | Views last month: 0

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