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Coral reefs

Guinea Grass fire

New report confirms 2025 among Hawaiʻi’s driest, warmest on record

The easy-to-understand summary provides communities, resource managers, and policy-makers the information to understand and prepare for climate impacts (Honolulu, HI)—In 2025, Hawaiʻi experienced its second–driest year in more than a century, alongside persistently above average temperatures throughout the year—a stark reality detailed ...
Collaborating for Coral: University-Community Partnerships Advance Restoration in American Samoa

Collaborating for Coral: University-Community Partnerships Advance Restoration in American Samoa

Collaborating for Coral: University-Community Partnerships Advance Restoration in American Samoa (Honolulu, HI)— A new $4.6M multi-institute collaborative project to help grow coral restoration capacity in American Samoa will begin in early 2026, leveraging more than two decades of coral heat ...
County of Kaua‘i adopts first-ever framework to guide post-disaster recovery and redevelopment

County of Kaua‘i adopts first-ever framework to guide post-disaster recovery and redevelopment

County of Kaua‘i adopts first-ever framework to guide post-disaster recovery and redevelopment The County of Kaua'i Pre Disaster Recovery Framework formally adopted by Kaua‘i County Council through Resolution 2025-36 in September, 2025  (Honolulu, HI) – After two years, the County ...
Hawaiʻi Sea Grant’s Hanauma Bay Education Program: A Celebration of 35 Years and a New Beginning

Hawaiʻi Sea Grant’s Hanauma Bay Education Program: A Celebration of 35 Years and a New Beginning

Hawaiʻi Sea Grant’s Hanauma Bay Education Program: A Celebration of 35 Years and a New Beginning Honolulu, HI—After 35 years, the University of Hawaiʻi Sea Grant College Program (Hawaiʻi Sea Grant) will conclude its leading role in the Hanauma Bay ...
Hawaiʻi Sea Grant specialist brings coral reef science to global stage

Hawaiʻi Sea Grant specialist brings coral reef science to global stage

Hawaiʻi Sea Grant specialist brings coral reef science to global stage Bringing Hawaiʻi's world-renowned expertise in coral reef science to the global stage, an outreach specialist with the University of Hawaiʻi Sea Grant College Program and the UH Mānoa Hawaiʻi ...
A dim reefscape contrasts bright healthy corals with dingy, sediment covered outcrops.

Mapping coral response to water quality stressors to improve coral restoration planning and ridge-to-reef management

 Research Projects 2024-2026 PRINCIPAL INVESTIGATOR: Lillian J. Tuttle Raz Co-INVESTIGATORS: Megan J. Donahue, Kim Falinski Sea Grant Graduate Fellow: Justin Berg Research Track: Island Resilience and Sustainability Successful reef restoration requires detailed, site-specific information on the tolerances to prevailing environmental ...
A few healthy corals are scattered across a landscape of unhealthy encrusted and porous reef structures

Assessing the sensitivity of coral reef accretion and bioerosion to acidification and eutrophication

 Research Projects 2024-2026 PRINCIPAL INVESTIGATOR: Andrea Kealoha Co-INVESTIGATOR: Katie Shamberger PI-CASC Graduate Scholar: Raffi Isah Research Track: Ocean Acidification Coral reefs are threatened by a range of stressors, including those related to global warming and local land-use. These stressors decrease ...
Student with a concentrated look bites on her tongue as she works on an object with a screwdriver

Treating climate anxiety with action

by Devynn Wulstein (she/her)Imagine flipping to the back synopsis of a random book in the bookstore and reading this: "The year is 2021. A pandemic has swept across the globe, leaving a tidal wave of scientific denial, and fueling greater ...
Close up of small round baby fish with large eyes

Feed me! How examining larval diets could be a game-changer for aquaculture

by Cassie Kaʻapu-LyonsNext time you visit your local pet store, take a look at the fishes. Many of the freshwater fishes available to you have been bred and raised in captivity, but most marine fishes have been harvested from the ...
Aerial view of reefs off a sandy beach with superimposed graphics illustrating locations of pens and their layout

Working towards sustainability of Hawaiʻi’s nearshore fisheries through characterizing and modeling fisheries management effects

 Research Projects 2022-2024 PRINCIPAL INVESTIGATOR: Elizabeth Madin Co-INVESTIGATORS: Kirsten Oleson, Lisa McManus, Zack Rago Sea Grant Graduate Fellow: Annie Innes-Gold Research Track: Interdisciplinary Nearshore fisheries provide extremely important services for coastal areas. However, nearly 25 percent of these fisheries, globally, ...