Minnesota Biological Survey

image of monarch butterflies on Liatrus ligulistylus plantsThe Minnesota Biological Survey (MBS) systematically collects, interprets, monitors and delivers data on plant and animal distribution as well as the ecology of native plant communities and functional landscapes. More about the survey

What's new in MBS

an orangespot sunfish documented by MBS

A Prairie Stream Fish Bonanza!

A display of some of the beautiful-and-overlooked fish species found in Minnesota’s prairie streams, creeks and ditches during the summer of 2018.

a bat wing showing the effects of the WNS disease

Surveying Minnesota’s Vulnerable Bats

Working through the night, the MBS Bat Crew keep tags on Minnesota’s bats.

MBS 30th Anniversary

MBS 30th Anniversary!

For 30 years, biologists with MBS have been combing the state, looking for remnants of native vegetation and rare plant and animal species. Check out the anniversary page for a look at our progress!

Bruce spanworm

Lepidoptera Update

Last week, MBS Entomologist, Kyle Johnson, detailed a late season Lepidoptera update with plenty of vivid photographs!

Flowers of the purple-flowered bladderwort

Aquatic Survey Update

MBS is known for assessing prairies and forests, but did you know we also study 'hidden forests' in lakes and rivers. MBS Plant Survey Supervisor, Hannah Texler, provided an aquatic plant team update!

Prairie map

MBS updates map of remaining prairies!

At the time of European settlement (mid 1800s), Minnesota had 18 million acres of tallgrass prairie. Today only a little more than 1 percent (about 250,000 acres) of the original prairie remains .

More "What's New in MBS"