Metzger Marsh, extension program leader and fisheries educator for Ohio Sea Grant and Stone Laboratory, is pictured with a giant goldfish found in Ward’s Canal near Metzger Marsh Wildlife Area in ...

In the Congo Basin, tiny shellear fish scale a 50-foot waterfall using fin hooks, but scientists are still uncovering the reason behind this climb.

Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. Engineers working with a high-tech simulation of schooling mackerel offer new insight ...

Videos show schools of fish swimming through the flooded streets of a Jersey Shore community. In the videos recorded over the weekend, mullet swim in roads and alongside homes in Manasquan, New Jersey ...

There's an invader lurking in Lake Erie that might surprise you. In fact there are likely millions of them swimming around in the Great Lakes and Ohio's ponds and wetlands. And these are not the ...

Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. The new findings by Johns Hopkins University engineers working with a high-tech ...