It takes a lot of energy for a shark or ray to leap out of the water – especially a massive creature like a basking shark, which can grow up to 40 feet (12 meters) and weigh up to 5 tons (4.5 ...

Dolphins and sharks both have a torpedo-like shape, so are they the closest relatives? Because the lamprey also has this shape, we know this body plan is a primitive trait and we have to ignore it.

Sea lamprey abundance exceeded targets in 2024 in all Great Lakes due to treatment restrictions during the COVID-19 pandemic. However numbers of the parasitic fish are expected to decline.

The Great Lakes where sea lamprey control efforts were most cut during COVID-19 had the biggest surge of the invasive species, a study found.

This 160-million-year-old fish gouged out its victims’ flesh. Newly discovered species of ancient lampreys, eel-like swimmers with sharp suction cups for mouths, are helping scientists ...

Lamprey numbers up in the Great Lakes after pandemic bump Published: Dec. 19, 2024, 7:05 a.m. Lamprey on the deck of a fishing boat on Saginaw Bay, MI on Tuesday June 11, 2024.