Invasive gobies prevent sculpin spawning, impacting perch food chain
...or is that round gobies can interfere with mottled sculpin spawning, according to a study funded by Illinois-...when round gobies were added to successful mottled sculpin nest areas, they ate the sculpin egg masses, changed to their spawning coloration and began to defen...Native Fish Found In U.S. Lake Ontario For First Time In 50 Years
...50 years. "The reappearance of deepwater sculpin is one of many recent signs that a general re...nmental Conservation from 1978-1997, the deepwater sculpin hadn't been captured in the U.S. waters of Lake Ontario since 1942. Likewise, exploratory ...