biodiversity
Unsung aquatic hero could get a big boost from dam removals
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Freshwater mussels are some of the most imperiled species in North America. Experts say we can change that by rethinking our infrastructure.
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Rare beach beetle surprises local expert
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Biologist on lower river spots imperiled insect that seeks out sand.
General
Afton State Park phenology: December 24, 2021 to January 6, 2022
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Night sky sights, winter birds, and animal tracks.
General
Afton State Park phenology, Dec. 10 to Dec. 23
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Notes on the seasonal rhythms along the Lower St. Croix.
General
Rare Arctic bird seen at mouth of St. Croix River
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Gull species native to tundra and ice was found thousands of miles from home.
Events
Guided night hike offers owl prowling on National Park trails
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Learn how to find, identify, and interpret the language of our mysterious owl friends.
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St. Croix Creature Feature: Spiny softshell turtle
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A recent encounter with this year’s hatchlings revealed a tenacious animal.
General
Seeing some sights on the upper St. Croix River
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A scenic stretch offers wildlife, history, geology, and much more.
General
Sharp-tailed grouse in east-central Minnesota show significant decline
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Management actions planned, including closing east-central hunting zone season.
General
Shrinking sharp-tailed grouse population causes canceled hunting season
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Threatened barrens bird species has a stronghold along upper St. Croix River — but biologists are concerned.