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Fish News
August 14, 2020

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Top Headlines
 

How People and Ecosystems Fit Together on the Great Barrier Reef

A world-first study examines the scales of management of the Great Barrier Reef. The findings have the potential to help sustain other ecosystems across the world. The study provides a new approach ...

Time-Shifted Inhibition Helps Electric Fish Ignore Their Own Signals

African fish called mormyrids communicate using pulses of electricity. New research shows that a time-shifted signal in the brain helps the fish to ignore their own pulse. This skill has co-evolved ...

Long-Term Human Impacts on Reef Fish

In a new study investigating human impacts on resource fish biomass on the Island of Hawai'i, researchers observed an alarming 45% decrease in fish biomass over a decade of surveys. The scientists ...

Study Finds High Levels of Toxic Pollutants in Stranded Dolphins and Whales

Researchers examined toxins in tissue concentrations and pathology data from 83 stranded dolphins and whales from 2012 to 2018. They looked at 11 different animal species to test for 17 different ...
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How Fish Stocks Will Change in Warming Seas

New research out today highlights the future effects of climate change on important fish stocks for south-west UK ...

Angels in Disguise: Angelfishes Hybridize More Than Any Other Coral Reef Species

A new study highlights the remarkably high incidence of and tendency toward hybridization in the angelfish family (even between divergent species), more so than in any other group of coral reef ...

Strategy for Sustainable Aquaculture, the World's Fastest Growing Food Sector

As the population grows, and the global standard of living improves, humanity's appetite for seafood is increasing. In 2020 seafood consumption reached an all-time high, with an average of 20kg ...

New Studies Show How to Save Parasites and Why It's Important

An international group of scientists have laid out an ambitious global conservation plan for parasites. Another group of researchers found that the responses of parasites to environmental change are ...

Analyzing Marine Ecosystems from 6,000 to 5,000 Years Ago to Anticipate Changes Caused by Global Warming

New research analyzes the potential implications in the distribution of the Argentinian hake caused by the warming of marine waters. The study is based on the analysis of the structure of the marine ...

Underwater Robots Reveal Daily Habits of Endangered Whales

Research has revealed the daily habits of the endangered Mediterranean sperm whale. The recordings confirmed the whales' widespread presence in the north-western Mediterranean Sea and identified ...

Biologists Zero in on Cells' Environmental Sensing Mechanism

Evolutionary and developmental biologists report that they have identified a molecular mechanism that allows an organism to change the way it looks depending on the environment it is exposed to, a ...

Eavesdropping on Trout Building Their Nests

Steelhead trout stirring up the sediment of the river bed were detected by seismic sensors. Researchers have used geophones to analyze the trout's nest-building process in ...

Massive Seagrass Die-Off Leads to Widespread Erosion in a California Estuary

The large-scale loss of eelgrass in a major California estuary -- Morro Bay -- may be causing widespread erosion. Over the last century, Morro Bay has been building up sediment quickly. After the ...

How the Zebrafish Got Its Stripes

Animal patterns are a source of endless fascination, and now researchers have worked out how zebrafish develop their ...

Boats and Ships Leave Baby Reef Fish Vulnerable to Predators

Scientists say the noise from boats and ships slows down the activity of baby fish on coral reefs, which leaves them more vulnerable to their ...

Battling Harmful Algae Blooms

In two recent studies, marine biologists looked at why one species of algae has some strains that can cause fish kills and others that are non-toxic, while examining an algicidal bacterium found in ...

Lahontan Cutthroat Trout Thrive at Paiute's Summit Lake in Far Northern Nevada

Summit Lake in remote northwest Nevada is home to the only self-sustaining, robust, lake population of Lahontan Cutthroat Trout, North America's largest freshwater native trout species. Research ...

A massive global study of the world's reefs has found sharks are 'functionally extinct' on nearly one in five of the reefs ...

Dragonflies Reveal Mercury Pollution Levels Across US National Parks

Research confirms dragonfly larvae as ''biosentinels'' to indicate mercury pollution and presents the first-ever survey of mercury pollution in the U.S. National Park ...

Plastics Found in Sea-Bed Sharks

Microplastics have been found in the guts of sharks that live near the seabed off the UK ...

Life in the Shallows Becomes a Trap for Baby Sharks

Baby reef sharks tolerate living in the sometimes-extreme environments of their nurseries -- but these habitats face an uncertain future which may leave newborn sharks ...

Popular Seafood Species in Sharp Decline Around the World

The first-ever global study of long-term trends in the population biomass of exploited marine fish and invertebrates for all coastal areas on the ...

Eating Habits of Baby Predator Starfish Revealed

The varied diet of juvenile crown-of-thorns starfish complicates scientists' ability to age them. This makes plans for the management of this invasive species more difficult, as outbreaks of ...

Mutant Zebrafish Reveals a Turning Point in Spine's Evolution

A chance mutation that led to spinal defects in a zebrafish has opened a little window into our own fishy past. The single-letter mutation showed that both the ancient and modern recipes for spine ...

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