This is one hungry fish. Lionfish are voracious eaters and can expand their stomachs 30 times their original volume to accommodate that appetite. (Image: © Shutterstock) One of the most notorious invasive species around, the lionfish, is known for its voracious appetite and can literally eat its competitors out of an […]

Undergraduate research students, Josh Price (left) and Zach Weagly (right) at lake preparing to collect water samples for chemical and microbiological testing. Downstream from swimming area at Blue Marsh Reservoir. Credit: Melissa Buchter, Penn State A fisherman’s curiosity led to identification of the correlation between microbial communities in recreational freshwater […]

Thousands of blacktip sharks swarm near the shore of Palm Beach, Florida. (Image: © Steve Kajiura, Florida Atlantic University) Sharks making their annual northward migration from Florida have a new summer vacation destination: Long Island. Blacktip sharks (Carcharhinus limbatus), which range from 4 to 8 feet (1.2 to 2.4 meters) […]

Fishermen capture a large Pirarucu fish from the water at the Amana Sustainable Development Reserve, in Amazonas State, northern Brazil Several meters long and weighing hundreds of kilograms, the Amazon’s pirarucu was almost fished to extinction. But the creation of sustainable development reserves in Brazil has ensured the giant fish—and […]

GETTY IMAGES This story was originally published by HuffPost and is reproduced here as part of the Climate Desk collaboration. If you eat seafood, even occasionally, there’s a good chance you’ve been served a fish species you didn’t order. A new months-long investigation by ocean advocacy group Oceana finds widespread and persistent fraud in the US seafood industry. […]