| Tiny zebra and quagga mussels are making big trouble for Great Lakes ecosystems. The invading mussels first arrived in the late ’80s and mid ‘90s respectively as stowaways on European freighters. Two decades later, the shellfish have drastically changed the environments of the Great Lakes. The zebra mussels are more familiar.. Read more Posted in Lake Biology Also tagged Great Lakes, invasive species, research, zebra mussels Leave a comment
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Tag Archives: quagga mussels
Quagga and zebra mussels unsettle Great Lakes’ ecosystems
Quagga mussels disrupt Lake Michigan ecosystem
| An increase in water clarity in Lake Michigan is actually cause for concern. The heightened clarity is due to quagga mussels, an invasive species. Gary Fahnsteil, a senior ecologist at the National Oceanic and Atmospheric Administration Great Lakes field station in Muskegon, Mich., was a part of a group of scientists who measured.. Read more Posted in Lake Biology Also tagged Great Lakes, invasive species, Lake Michigan, research Leave a comment
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Invasive mussels may worsen avian botulism outbreaks
| Lake Michigan experienced a particularly severe outbreak of avian botulism this year, resulting in greater wildlife fatalities and lasting longer than other recent occurrences. The last notable die-off in Lake Michigan occurred in 2007, when an estimated 8,000 to 10,000 birds were killed. Scientists estimate this year’s numbers.. Read more Posted in Lake Biology Also tagged avian botulism, Great Lakes, invasive species, Lake Michigan, waterbirds, zebra mussels 1 Comment
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Invasive mussels feasting on ‘doughnut’ critical to Lake Michigan ecosystem
| As officials from Great Lakes states head into the courtroom today in the fight against the notorious Asian carp, another invasive species troubles Charlie Kerfoot. He says the threat posed by the behemoth carp doesn’t compare to that by creatures much tinier — about the size of a lima bean — who like to eat.. Read more Posted in Lake Biology, Lake Chemistry Also tagged alewives, Algae, dissolved oxygen, food web, Great Lakes, invasive species, Lake Michigan, phosphorus, phytoplankton, research, sediment, zooplankton 1 Comment
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