Tag: fish
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Texas Mussel Watch: Texas Freshwater Mussel Biology
Freshwater mussels, the vacuum cleaners of the aquatic ecosystem, feed by filtering algae and small particles from the water. Larvae are released by the female mussel and must locate a certain fish species or die. They usually attach to the host fish’s gills or fins where they remain for a few weeks or months. Larval…
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California contemplates water for struggling fish
In an unprecedented move, the state may require upstream users to cut water use to improve water quality in the Sacramento-San Joaquin Delta. Billions of gallons of water once flowed out of California’s San Joaquin watershed into the Sacramento-San Joaquin Delta each year, helping sustain salmon, Delta smelt and steelhead and a vibrant fishing industry.…
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Duke Study: Rivers Contaminated With Radium and Lead From Thousands of Fracking Wastewater Spills
Bakken Oil and Gas in Williston, North Dakota on the Missouri River. Photo Credit: EcoFlight Thousands of oil and gas industry wastewater spills in North Dakota have caused “widespread” contamination from radioactive materials, heavy metals and corrosive salts, putting the health of people and wildlife at risk, researchers from Duke University concluded in a newly…
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The Seafloor Is Dissolving Because of Climate Change
Carbon emissions are acidifying the ocean so quickly that the seafloor is disintegrating. According to a new study, ocean acidification is setting off a dangerous feedback loop that’s dissolving the very bottom of the ocean. According to a study published this week in PNAS, this sets off a feedback loop that acidifies the ocean even…
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83% decline of freshwater animals underscores need to protect, restore freshwaters
Certain groups of animals are declining at an alarming rate—and none more so than those living in freshwater. This year’s Living Planet Report shows that populations of animals—including mammals, birds, fish, reptiles, and amphibians—plummeted by 60% between 1970 and 2014. But those living in freshwater are experiencing a far more drastic decline: 83% since 1970.…
