Tag Archives: salmon

Net pens boost Lake Michigan hatchery salmon survival rates

The first few weeks of a young fishery-born salmon’s life can be vulnerable ones. If left to fend for themselves, they must struggle to survive against predators and starvation. Fortunately for Lake Michigan hatchery salmon, they’re not abandoned into the unforgiving tributaries of the lake during this time. This year, for instance,.. Read more
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‘Extinct’ Japanese salmon species found living near Mount Fuji

A Japanese species of freshwater salmon has returned from supposed extinction. The black kokanee, or “kunimasu,” considered extinct for roughly 70 years, has been found living in Lake Saiko, near Mount Fuji, according to researchers at the Kyoto University Museum. It’s the first time a fish declared extinct by the Japanese.. Read more
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Dam removal project will restore Lake Michigan tributary

A dam removal project on the Boardman River, a tributary of Lake Michigan that flows into West Grand Traverse Bay, will re-connect more than 3.4 miles of stream to the Great Lakes and restore the river to a more natural state. The project, which has been in the works for several years, recently secured nearly.. Read more
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Herring could help stabilize Great Lakes food webs

As Great Lakes food webs collapse under the pressure of invasive species, some researchers say reviving a declining native fish could restore stability. Lake herring (Coregonus artedii), or “ciscoes,” were once a tremendously prolific fish in the Great Lakes and were prey for larger species. However, a number of factors have.. Read more
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Purdue researchers explore climate change’s impact on Lake Michigan fish

A robotic submarine deployed in Lake Michigan will help Purdue University researchers study how climate change could be impacting the survival of young fish vital to the lake’s ecosystem. The Purdue researchers are studying the larvae of yellow perch and alewives in nearshore waters along the lake’s southern tip, near Michigan.. Read more
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