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Why Muliwai? The Science of Keeping Dirt off the Reef
In South Maui, erosion caused by habitat degradation, overgrazing, and wildfires makes it easy for mud to wash into gulches and ultimately, nearby coral reefs. The accumulation of dirt on the reef, or “sedimentation,” can kill corals by settling directly on them and smothering them....
Reef-Safe Landscaping Shows Promise for Maui Properties
After three months of switching to a non-toxic, reef-friendly soil amendment, local properties saw promising improvements in the health of their plants and landscaping. The toxic chemicals in widely used conventional products often end up in the ocean through runoff and groundwater, harming reefs and...
Searching for Groundwater Pollution at Oneuli
Groundwater is a common way for pollution and other harmful substances to enter coastal waters. It can carry anything from toxic chemicals to nutrients that cause excessive algae growth into the ocean, wreaking havoc on marine ecosystems and coral reefs. Our team took the first...
Drought Conditions Turn Kealia Pond Pink
A pink pond doesn’t sound natural… but it is! … especially if that pond is salty… very salty. A whole group of salt “loving” organisms (aka halophiles) ranging from bacteria and archaea to algae to shrimp to fish and birds have adapted to life in...
Donate to Giving Tuesday 2023
Giving Tuesday
Help protect Maui Nui’s coral reefs and provide restorative vegetation in Lāhainā
Donate to Maui Nui Marine Resource Council
Is it Ash? Is it Oil? No! It’s Trichodesmium!
During recent coastal water quality and habitat surveys, we’ve come across slicks of what turned out to be blue-green alga, also known as cyanobacteria, in this case, an alga called Trichodesmium. A biologist at the Division of Aquatic Resources confirmed that these slicks or “scuzzes”...
Know Your Ocean: Trash Debris Monitoring Reveals Insights into Marine Debris Origins and the Local Community’s Impact on Maui’s Beaches.
From December 2022 to January 2023, the Maui Nui Marine Resource Council conducted extensive monitoring and debris removal in six Maui streams and gulches: Ukumehame, Kahana, Kanaio, Kaua‘ula, Wailuku, and an unnamed gulch at Cove Beach Park. The study aimed to establish baseline data for...
