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"Acoustics"

Acoustics Results

39 results match your filter criteria.

Advanced Survey Technologies for Assessments in the California Current Ecosystem

We support ecosystem-based fisheries management through new or innovative uses of sampling technologies.
West Coast

OK Google: Find the Humpback Whales

Working with Google AI (artificial intelligence) to use machine learning to identify whale song.
October 29, 2018 - Technology ,
Pacific Islands
2250x1500_Humpback_whale_Maui_NOAA-HIHWNMS-Jason-Moore.jpg

Passive Acoustics in the Pacific Islands

Using underwater recording devices to listen to whales and dolphins in the Pacific Islands.
Pacific Islands
1675x765-06_Steno_Whistle-NOAA-PIFSC.png A spectrogram of a rough-toothed dolphin whistle. Credit: NOAA Fisheries

Bering Arctic and Subarctic Integrated Survey

In order to improve monitoring and enforcement efforts, the North Pacific Anadromous Fish Commission (NPAFC) scientists developed BASIS (Bering-Aleutian Salmon International Survey) during 2002, a comprehensive survey of the Bering Sea epipelagic ecosystem.
Alaska
Map showing in dark blue the NPAFC Convention Area

Researcher Combines Fisheries and Acoustics for Beaufort Sea Project

For three weeks this August, acoustics researcher Jennifer Johnson will be combining her fishery biology and acoustics expertise to study fish in the Beaufort Sea, off the northern coast of Alaska, and Canada's Yukon and Northwest Territories. Johnson w
August 01, 2018 - Feature Story ,
New England/Mid-Atlantic
Aerial view of water sampling, crane lowering equipment off the side of the vessel.

Guidance for Developing a Marine Mammal Monitoring Plan

Use the information outlined below to assess the need for conservation measures, such as a marine mammal monitoring plan.
Alaska
West Coast

The Changing Voices of North Atlantic Right Whales

Similarities Found with Human Voices
March 09, 2018 - Feature Story ,
New England/Mid-Atlantic
Right whale feeding

Caribbean Waters May Hold Clues to Humpback Whale Populations

Researchers are learning what underwater recording devices revealed about humpback whales migrating to Caribbean islands in the winter of 2017.
February 16, 2018 - Feature Story ,
New England/Mid-Atlantic
Humpback whales and seabirds as seen from above.

Faces of Right Whale Conservation: Sofie Van Parijs, Acoustic Researcher

North Atlantic right whales are in crisis and will go extinct if the current population decline is not reversed. Learn how NOAA Fisheries scientists are tracking right whales using acoustic monitoring in this Q&A.
February 09, 2018 - Feature Story ,
New England/Mid-Atlantic
Southeast
whale-buoy-comic-web_454233.jpg When a right whale travels through the range of a bottom-mounted passive acoustic monitoring buoy and makes its distinctive call, the instrument detects the call and transmits data up the cable to the buoy, which relays the information to a satellite, which sends the information to researchers in near-real time. Credit: Eric S. Taylor © Woods Hole Oceanographic Institution.

Shifting Presence of North Atlantic Right Whales Tracked with Passive Acoustics

Changes began in 2010, whales present along much of East Coast year-round
November 14, 2017 - Feature Story ,
New England/Mid-Atlantic
Two North Atlantic right whales from above, exhaling.