Oceangoing freighters were long suspected of being the vehicle that carried nonnative round gobies into the Great Lakes, and now a University of Michigan researcher has documented goby behavior that may explain how it could have happened.

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Cuts to fish-stocking programs are never popular, but at least one fisheries biologist is saying that the decision to cut Chinook salmon stocking in 2006 was a good one.  Indications are that salmon from Lake Michigan aren’t in the good shape they appear to be in when they come to a boat splashing and thrashing, said Randy Claramunt of the Michigan Department of Natural Resources’ Charlevoix research station. The average size of young fish is down and the amount of water in their bodies is way up, an indication of nutritional deficiency.

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Green Bay's perch population continued on the comeback trail in 2007, which is welcome news for anglers who target this tasty panfish.

"Summer trawling surveys showed that 2007 produced a strong perch year class with the relative abundance of young-of-the-year ranking as the second highest in 20 years," said Tammie Paoli, Department of Natural Resources fisheries biologist.  Top perch honors belong to the class of 2003, a batch of fish heavily responsible for current angling success."With several strong year classes since 2003, yellow perch fishing on Green Bay should continue to be rewarding for several years," Paoli said.

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Witnesses told a House subcommittee Friday that declining water levels of the Great Lakes and growing invasive species in those waters demand strong federal action that shouldn't be delayed.

"We're still approaching it piecemeal," Wisconsin Department of Natural Resources Secretary Matt Frank said.

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