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Lower St. Croix proposed as part of critical habitat for two endangered mussel species
The river is an important refuge for spectaclecase, snuffbox, and many other mussels.
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Federal government proposes endangered species protection for monarch butterflies
Officials announce findings that iconic butterfly is imperiled by habitat loss, pesticides, and more.
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Feds say sturgeon are safe from extinction thanks to conservation efforts
Ancient fish species found in the St. Croix and tributaries will not be listed as endangered at this time.
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Unique mussel found in St. Croix River proposed for endangered species designation
Salamander mussels have been widely wiped out, but the St. Croix remains a stronghold.
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Helping mussels hitch a ride to a healthier St. Croix River
Biologists work to restore endangered species that was once thought to be extinct, and today only breeds in the St. Croix River.
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Scientists use traces of DNA in river water to learn about invasive carp
State and federal agencies partner to determine where carp might be in lower St. Croix.
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Reward offered to catch bald eagle poachers in St. Croix Valley
Gruesome discovery provides evidence for authorities to investigate violations of federal law.
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Scientists study St. Croix mussels in race to solve die-off epidemic
Biologists alarmed about mass mussel deaths across the country look to the healthy St. Croix to help figure out what’s happening.
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Flexing Mussels, Part 3: A morning with the winged mapleleaf moms
Scientists try to help a species in danger of extinction, supporting reproduction with hopes to someday restore the mussels in the St. Croix and other rivers.
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Federal agency to consider endangered species designation for sturgeon
Populations of the ancient fish, including in the St. Croix River, will undergo rigorous status review.
