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Friends of the Upper Mississippi

Increase awareness of threats to the health of the Upper Mississippi River

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Home→Published 2020 → September

Monthly Archives: September 2020

Salamander Mussel Tagging Continues at GNFH

Posted on September 4, 2020 by KenVisger

 Genoa NFH mussel biologists have been busy this summer tagging juvenile mussels prior to their release into local rivers. One of the last batches of mussels to be tagged are a cohort of 3000 Salamander Mussels that were propagated in … Continue reading →

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2020 vision isn’t required to see July’s juvenile mussels: they’re growing!

Posted on September 4, 2020 by KenVisger

Even 2020 is proving to be a good year for mussel production at GNFH. The most exciting moments of any year of production is when we first start seeing new juveniles in our tanks. Since mussels start out so small … Continue reading →

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Lake Sturgeon Distribution in the Time of COVID-19

Posted on September 4, 2020 by KenVisger

Our world has changed dramatically in the past few months. Even in the world of fish production. In a typical year, the Genoa National Fish Hatchery (GNFH) would go off station to collect eggs from 6 river strains of wild … Continue reading →

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The New Kids at the Hatchery

Posted on September 4, 2020 by KenVisger

On July 1st, 2020, the hatchery received 12 devil crayfish from the Forest Preserve District of DuPage County to see how they would grow and survive using the same rearing techniques as the Hine’s emerald dragonfly. The Forest Preserve had … Continue reading →

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