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Plants & Animals Jun 24, 2025

New research identifies potential source populations of invasive red alga threatening Hawaii's protected coral reefs

A recent study has established a predictive framework for identifying the source populations of Chondria tumulosa, a cryptogenic red macroalga that has been rapidly overtaking coral reef ecosystems in Hawai'i's Papahānaumokuākea ...

Ecology Jun 24, 2025

3D modeling method quantifies light-shading impact of freshwater microalgae

Researchers from the HUN-REN Center for Ecological Research have developed a novel three-dimensional modeling method that accurately quantifies how microalgae affect underwater light conditions—one of the most critical factors ...

Earth Sciences Jun 19, 2025

Harmful algal blooms: How climate change will affect their frequency along coasts

Algae in the ocean can pose a significant risk to humans, marine life, and the seafood industry. Under favorable conditions for algae growth, certain algae species can multiply rapidly, a phenomenon known as algal blooms. ...

Ecology Jun 15, 2025

'Like an underwater bushfire': South Australia's marine algal bloom is still killing almost everything in its path

South Australian beaches have been awash with foamy, discolored water and dead marine life for months. The problem hasn't gone away; it has spread.

Earth Sciences Jun 11, 2025

How trace elements are recycled in the deep sea

Trace metals such as iron or zinc that are stored in deep-sea sediments are lost forever to phytoplankton on the ocean surface. This is what geochemists believed for a long time about the cycle of micronutrients in seawater. ...

Plants & Animals Jun 6, 2025

Kelp forest collapse alters food web and energy dynamics in the Gulf of Maine

While kelp forests persist along northern Maine's rocky coast, kelp abundance has declined by as much as 80% on the southern coast in recent decades. In its stead, carpet-like turf algae have moved in.

Plants & Animals Jun 6, 2025

Coral art: Drawing out the secrets of coral reef resilience to high ocean temperatures

When Victoria Glynn came to Panama to study the effects of extreme ocean temperatures on coral reefs at the Smithsonian Tropical Research Institute (STRI) as a pre-doctoral fellow in professor Rowan Barrett's lab at McGill ...

Ecology Jun 6, 2025

Algae bloom ends along Southern California coast, but marine mammals remain at risk

It was one of the largest, longest and most lethal harmful algae blooms in Southern California's recorded history, claiming the lives of hundreds of dolphins and sea lions between Baja California and the Central Coast. And ...

Environment Jun 6, 2025

Scientists identify cyanobacteria behind toxins in St. Louis river estuary

Researchers studying harmful algal blooms in the St. Louis River Estuary that separates Minnesota and Wisconsin have made a breakthrough discovery: for the first time, they've linked a known cyanotoxin directly to a specific ...

Nanomaterials Jun 4, 2025

Transparent coating can prevent growth of algae on underwater solar cells

DTU researchers have developed an important coating for underwater drones and solar cell platforms. The coating will not adorn the drones in different colors, but rather act as a self-polishing layer that keeps algae and ...

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