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Discovering Deep-Sea Sponges in Alaska

Hundreds of species have yet to be described in the ecosystems that support Alaska’s valuable commercial fisheries.
September 02, 2021 - Feature Story ,
Alaska
Underwater photo of a pink fish hiding inside a conical yellow sponge. A pregnant sharpchin rockfish shelters within a sponge on the seafloor off Alaska. Credit: NOAA Fisheries.

Analysis of New West Coast Swordfish Fishery Weighs Benefits of Increased Domestic Catch

Deep-set buoy gear could expand fishing opportunities for swordfish, boosting local supplies.
August 19, 2021 - Feature Story ,
West Coast
Overhead photo of researchers tagging a swordfish off the bow of a boat Tagging of swordfish off Southern California funded by NOAA Fisheries found that they spend daytime hours an average of almost 900 feet below the surface, where few other fish species venture. Deep-set buoy gear rapidly sinks bait to those depths where it catches swordfish and little else. Credit: Pfleger Institute of Environmental Research

Protecting Largest, Most Prolific Fish May Boost Productivity of Fisheries, New Research Finds

Overlooking capacity of large females may lead to overharvest.
August 16, 2021 - Feature Story ,
West Coast
A large orange fish on ocean bottom Blackspotted rockfish off the West Coast. The greater reproductive capacity of older, larger females among West Coast rockfishes has been well documented, relative to smaller fish of the same weight. Photo credit: Southwest Fisheries Science Center.

Multi-Year Effort To Observe Seafloor Habitats And Learn More About Deep-sea Corals And Sponges In Alaska

The four-year Alaska Deep-Sea Coral and Sponge Initiative is part of an effort to improve our understanding of deep-sea coral communities and aid resource managers in developing and evaluating management options for these valuable habitats.
August 09, 2021 - Feature Story ,
Alaska
Underwater photo of orange and white striped rockfish and sea urchins congregating around a large red tree coral on the seafloor. Rockfish and sea urchins congregate around a large red tree coral (Primnoa pacifica) in the Gulf of Alaska. Photo credit: NOAA Fisheries.

Five Wild Facts About Shark Reproduction

How much do you know about shark reproduction? We think some of these facts might surprise you!
August 04, 2021 - Feature Story ,
National
Dogfish embryo actively swimming inside egg case. Dogfish embryo actively swimming inside egg case. Credit: NOAA/Okeanos Explorer.

Predicting Future Fish Productivity by Better Understanding the Role of Habitat in the Life of a Fish

This innovative modeling approach considers links between environmental variables and local habitat impacts on overall fish productivity.
August 03, 2021 - Feature Story ,
Alaska
Infographic of an underwater habitat with coral, rocks, starfish, fish, a bowhead whale and hexagons showing relationships between pH, temperature, salinity etc. and transfer advection of krill - created by Rebecca White, Alaska Fisheries Science Center, NOAA Fisheries Habitat includes environmental conditions like water temperatures and salinity and this affects the distribution of fish, crabs, marine mammals and their prey. Credit: NOAA Fisheries.

Low-Fat Diet Possible Culprit in Poor Survival of Young Pollock Born 2013

A case study of Alaska pollock born in 2013 provides valuable insight on how diet and habitat influence survival of this commercially valuable fish.
July 20, 2021 - Feature Story ,
Alaska
Infographic showing that pollock that eat low quality prey build insufficient energy reserves to survive winter, while pollock who consume high quality prey do build sufficient energy reserves for winter.

Fish Out of Water: How Capture Affects Sablefish Health, Reflexes, and Survival

New insight on mortality of sablefish returned to sea will inform sustainable management of a valuable Alaska fishery adapting to change.
July 13, 2021 - Feature Story ,
Alaska
Photo of a group of young sablefish swimming above a gravel sea floor. Young sablefish. Credit: NOAA Fisheries.

Public–Private Partnership Remains Key to the Annual Bottomfish Survey in Hawaiʻi

The Pacific Islands Fisheries Science Center continues to rely on its strong partnership with the local fishing community to complete the annual Deep 7 Bottomfish survey.
July 09, 2021 - Feature Story ,
Pacific Islands
A cooperative research fisher conducts hook-and-line sampling operations in the Alenuihaha channel between Maui and Hawai'i island. A cooperative research fisher conducts hook-and-line sampling operations in the Alenuihaha channel between Maui and Hawai'i island. Photo: Pacific Islands Fisheries Group.

New Tribal Research Coordinator for the Alaska Fisheries Science Center

The Science Center is taking steps to improve communications and advance research collaborations and co-production opportunities with Alaska Indigenous communities.
July 07, 2021 - Feature Story ,
Alaska
Photo of Mabel Baldwin-Schaeffer.