Urban Biotic Assessment Program 2015-2020 Report

Jennifer Mui, Michael J. Dreslik, Charles A. Warwick

Research output: Book/Report/Conference proceedingTechnical report


The Illinois State Toll Highway Authority maintains 294 miles of roadway situated in the heavily urbanized northeastern Illinois region. Within the vicinity of the network, there are a diversity of organisms and habitats. There are 2,442 element occurrence records (EOR) of 113 species within 1-mile of a toll road and numerous natural areas, forest preserves, and state parks, including 9 high-quality wetlands and 112 highquality terrestrial communities, and numerous Species of Greatest Conservation Need (SGCN). Federally endangered and threatened species in the corridor include: Eastern Massasauga Rattlesnake (EMR), Rusty Patched Bumble Bee (RPBB), Hine’s Emerald Dragonfly (HED), Black Rail, Indiana Bat, Northern Long-eared Bat (NLEB), and Eastern Prairie Fringed Orchid (EPFO).
Original languageEnglish (US)
PublisherIllinois Natural History Survey
Number of pages80
StatePublished - 2021

Publication series

NameINHS Technical Report
No.2021 (02)


  • tollway
  • aquatic macroinvertebrates
  • mussels
  • rusty patched bumble bee
  • bats
  • amphibians
  • reptiles
  • birds


Dive into the research topics of 'Urban Biotic Assessment Program 2015-2020 Report'. Together they form a unique fingerprint.

Cite this