Search datasets
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The Fisheries Research Survey team proposes to conduct the West Coast Groundfish Bottom Trawl Survey from May to October 2019. The goal of the survey is to ensure the sustainability of marine...
Search relevance: 118.09 | Views last month: 9 | Catalog Last Checked: May 14, 2026 at 07:20 AM -
Trawl data was collected in waters of Independent Samoa using Isaac-Kid (IK) trawls and Cobb trawls during Oscar E Sette Cruise SE-16-01. Primary targets were the eggs, larvae and juveniles of...
Search relevance: 105.51 | Views last month: 8 | Catalog Last Checked: May 10, 2026 at 06:02 AM -
Sampling the coastal waters of the Gulf of Maine using the Northeast Fishery Science Center standardized bottom trawl has been problematic due to large areas of hard bottom and the proliferation...
Search relevance: 103.76 | Views last month: 4 | Catalog Last Checked: May 14, 2026 at 07:18 AM -
Individual specimens measured (weight in grams and length in mm) and sexed from mainly targeted species caught during SWFSC-FRD fishery independent trawl surveys of coastal pelagic species....
Search relevance: 101.74 | Views last month: 3 | Catalog Last Checked: May 05, 2026 at 06:05 PM -
The standardized NEFSC Winter Bottom Trawl Survey was initiated in 1992 and covered offshore areas from the Mid-Atlantic to Georges Bank. Inshore strata were covered from 1992-2007 but were later...
Search relevance: 100.20 | Views last month: 10 | Catalog Last Checked: May 14, 2026 at 07:18 AM -
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...
Search relevance: 99.88 | Views last month: 6 | Catalog Last Checked: May 14, 2026 at 07:19 AM -
Alaska’s Bering Sea is home to some of the world’s most productive groundfish and crab stocks and the fisheries that depend on them. Their spatial overlap creates problems when bottom trawls...
Search relevance: 99.70 | Views last month: 3 | Catalog Last Checked: May 29, 2026 at 11:49 PM -
Length distribution of a subset of individuals from a species (mainly non-target) caught during SWFSC-FRD fishery independent trawl surveys of coastal pelagic species. Measured lengths for...
Search relevance: 98.83 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 06:05 PM -
Weight in kilograms for all species (identified to lowest taxonomic criteria) caught during SWFSC-FRD fishery independent surveys (including DEPM, ATM, SaKe) of coastal pelagic species using...
Search relevance: 98.48 | Views last month: 1 | Catalog Last Checked: May 05, 2026 at 06:05 PM -
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...
Search relevance: 98.31 | Views last month: 5 | Catalog Last Checked: May 14, 2026 at 07:19 AM -
The standardized NEFSC Spring Bottom Trawl Survey was initiated in 1968 and covered an area from Cape Hatteras, NC, to Nova Scotia, Canada, at depths >27m. Throughout the years, coverage has...
Search relevance: 98.29 | Views last month: 0 | Catalog Last Checked: April 12, 2026 at 09:08 PM -
This data is a spatial depiction of California halibut trawl grounds as defined by CA FGC 8495 and CA Code of Regulations, Title 14, Section 124. Both Open and Closed areas are included in the...
Search relevance: 97.49 | Views last month: 0 | Catalog Last Checked: July 28, 2025 at 10:30 PM -
The standardized NEFSC Fall Bottom Trawl Survey was initiated in 1963 and covered an area from Hudson Canyon, NY to Nova Scotia, Canada. Throughout the years, coverage has extended as far south as...
Search relevance: 96.68 | Views last month: 14 | Catalog Last Checked: May 14, 2026 at 07:18 AM -
This layer is intended to represent the geographic extent of NOAA Fisheries’ U.S. West Coast Groundfish Bottom Trawl Survey. The U.S. West Coast Groundfish Bottom Trawl Survey started in 1998 and...
Search relevance: 94.39 | Views last month: 3 | Catalog Last Checked: May 14, 2026 at 07:23 AM -
In 1994, the National Marine Fisheries Service Northeast Fisheries Observer Program documented sea turtle bycatch in the Atlantic croaker (Micropogonias undulatus) and weakfish (Cynoscion regalis)...
Search relevance: 94.26 | Views last month: 4 | Catalog Last Checked: May 29, 2026 at 11:05 PM -
Scientists from the Midwater Assessment and Conservation Engineering (MACE) Program of the Alaska Fisheries Science Center (AFSC) regularly conduct acoustic-trawl (AT) surveys in late February and...
Search relevance: 93.75 | Views last month: 3 | Catalog Last Checked: May 29, 2026 at 11:49 PM -
The standardized NEFSC Spring Bottom Trawl Survey was initiated in 1968 and covered an area from Cape Hatteras, NC, to Nova Scotia, Canada, at depths >27m. Throughout the years, coverage has...
Search relevance: 93.67 | Views last month: 20 | Catalog Last Checked: May 14, 2026 at 07:18 AM -
Acoustic-trawl survey of prespawning pollock in Shelikof Strait
Search relevance: 92.87 | Views last month: 2 | Catalog Last Checked: May 29, 2026 at 11:51 PM -
This data release provides catch-per-unit-effort (CPUE) data by age-class for alewife (Alosa pseudoharengus) based on bottom trawl surveys from Lake Michigan (1973-2022) or Lake Huron (1976-2004)....
Search relevance: 92.37 | Views last month: 4 | Catalog Last Checked: May 05, 2026 at 08:18 PM -
This data release includes Lake Ontario fish data from the April or spring prey fish bottom trawl survey, conducted by multiple agencies from 1978 through 2025.This survey goal is to quantify the...
Search relevance: 92.23 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 07:52 PM
