• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-08T21:27:38.000+00:00

In the spring of 2009, Northeast Fisheries Science Center (NEFSC) replaced the previous standard bottom trawl gear (Yankee 36) with a new standard survey trawl designed in close collaboration with...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2025-10-08T21:28:29.000+00:00

The "Twin-Trawl Sweep Efficiency Study" was intended to compare the sweep efficiency and selectivity of the NEFSC standardized bottom trawl to that of a standardized trawl that differed only in...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-03-28T13:16:56.000+00:00

The data set contains data from the initial “Proof of Concept” research and development phase of shrimp trawl Bycatch Reduction Device (BRD) conducted off of Louisiana, Mississippi, and Alabama by...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2019-11-01T00:00:00.000+00:00

Echo Integration-Trawl Survey of Walleye Pollock (Theraga chalcogramma) on the U.S. and Russian Bering Sea Shelf (OD2008-09). The Midwater Assessment and Conservation Engineering (MACE) program of...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2019-11-01T00:00:00.000+00:00

Echo Integration-Trawl Survey of Walleye Pollock (Theraga chalcogramma) on the U.S. and Russian Bering Sea Shelf (OD2008-09). The Midwater Assessment and Conservation Engineering (MACE) program of...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-08-13T00:00:00.000+00:00

1. Use paired midwater trawls to evaluate potential selectivity of Pacific hake age/size classes by different codend liners (Standard AWT 32 mm versus 7 mm used by DFO on their Cantrawl) in the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-08-13T00:00:00.000+00:00

1. Use paired midwater trawls to evaluate potential selectivity of Pacific hake age/size classes by different codend liners (Standard AWT 32 mm versus 7 mm used by DFO on their Cantrawl) in the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-08-13T00:00:00.000+00:00

1. Use paired midwater trawls to evaluate potential selectivity of Pacific hake age/size classes by different codend liners (Standard AWT 32 mm versus 7 mm used by DFO on their Cantrawl) in the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-01-01T00:00:00.000+00:00

Eastern Bering Sea shelf walleye pollock (Theragra chalcogramma) midwater abundance and distribution were assessed from Bristol Bay in the United States, to Cape Navarin, Russia, between 7 June...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-03-19T00:00:00.000+00:00

Oregon - Washington Sardine Survey. Fourteen primary stations were occupied after dusk and prior to sunrise. Daytime activities included occupying a transect between survey lines using the CUFES...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-03-05T00:00:00.000+00:00

Oregon - Washington Sardine Survey. Forty of the forty-two primary stations were occupied after dusk and prior to sunrise. Daytime activities included occupying fine scale patterns relative to the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-04-11T00:00:00.000+00:00

Sardine Biomass Survey. Eighty four primary stations were plotted on the survey track with an approximate spacing of 20 - 40 nautical miles. At each station the following activities were...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-10-14T00:00:00.000+00:00

Multi-frequency (18-, 38-, 70-, 120-, 200-, and 333-kHz) General Purpose Transceivers (Simrad EK60 GPTs), were configured with split-beam transducers (Simrad ES18-11, ES38B, ES70-7C, ES120-7C,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-02-29T00:00:00.000+00:00

Skimmer trawls are utilized throughout the southeastern United States to target penaeid shrimp (Penaeidae). Because the codends of these trawls can be readily retrieved, skimmer trawls are...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-10-13T00:00:00.000+00:00

Multi-frequency (18-, 38-, 70-, 120-, 200-, and 333-kHz) General Purpose Transceivers (Simrad EK60 GPTs), were configured with split-beam transducers (Simrad ES18-11, ES38B, ES70-7C, ES120-7C,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-10-13T00:00:00.000+00:00

Multi-frequency (18-, 38-, 70-, 120-, 200-, and 333-kHz) General Purpose Transceivers (Simrad EK60 GPTs), were configured with split-beam transducers (Simrad ES18-11, ES38B, ES70-7C, ES120-7C,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2000-01-06T00:00:00.000+00:00

Benthic communities are structured by dynamically interacting factors that determine habitat quality. Since benthic macrofauna demonstrate strong and often narrowly defined affinities, forces...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-02-29T00:00:00.000+00:00

Skimmer trawls are utilized throughout the southeastern United States to target penaeid shrimp (Penaeidae). Because the codends of these trawls can be readily retrieved, skimmer trawls are...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-03-21T00:00:00.000+00:00

California Current Ecosystem Survey. 1. Each coast-wide survey station included the following: a. A CTD/Rosette consisting of four 2.5 liter hydrographic bottles lowered to 500 meters (depth...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2022-10-09T00:00:00.000+00:00

The sampling resolution was not expected to allow for a comprehensive assessment of all anchovy sub-populations. In particular, those residing in the Southern California Bight and off the Columbia...

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