Mercury is a heavy metal that sticks around in the environment and builds up in living things. This is a big problem in Zambia's Copperbelt Province. Not many people have looked into how much mercury is in the Kafue River and its smaller rivers around Kitwe. In Kitwe, they checked the mercury level
The olive flounder is a popular fish in East Asia. It is farmed for food. But, the fish faces a big problem. The water where it lives is getting warmer. This is due to climate change. Warmer water can make the fish sick. It can also slow down the fish's growth. Plus, it can change the tiny living th
A rescue mission unfolded recently when five brave fishermen were found alive after drifting at sea for 55 long days. The Ecuadorian navy reported that the five men, hailing from Peru and Colombia, were picked up by a tuna boat named Aldo. These men had been missing since mid-March, leaving their fa
Jellyfish are more than just sea creatures. They have tiny friends called microbes that live on and inside them. These microbes can change a lot depending on the time of year and where they live on the jellyfish. A recent study looked at Rhopilema nomadica, a big jellyfish in the Eastern Mediterrane
The world of science has seen a significant shift in the way it studies behavior and brain function. One of the key players in this change has been the humble zebrafish. This small, striped fish has become a star in the world of biological research, particularly in the field of behavioral neuroscien
The effects of oil spills and low oxygen levels on fish are well-known. These stressors can mess with a fish's behavior and how its body works. But what about the next generation? How do these issues impact the kids of affected fish? This is what researchers wanted to find out. They looked at zebra
In the world of fish farming, channel catfish are superstars. They grow fast, adapt well, and are valuable. But there's a big problem: a disease caused by Aeromonas hydrophila. This bacteria can cause severe issues, like hemorrhaging, making it tough for farmers. To fight this, scientists are lookin
The round goby, a small fish, has been making waves in North American waters since the 1990s. It first appeared in the Great Lakes and has since journeyed eastward, reaching the Hudson River Estuary in 2021. Scientists wanted to understand how this fish handles saltwater, especially as it moves into
The western mosquitofish (Gambusia affinis) stands out in polluted waters. It often thrives where other fish cannot. Why does this happen? This question has been explored in a recent study. Scientists looked at how different fish handle selenium. Selenium is a tricky element. It can be useful
In the world of aquatics, koi fish are famous for their stunning colors and deep cultural roots. They are also big business in the world of fancy fish. Yet, when it comes to understanding their senses, especially taste, there is a lot of mystery. Most studies on fish senses have focused on other spe
