To examine species lists, maps, and data analysis for a particular site, please select from the map below or by name from the list.

To explore data patterns across multiple sites, please choose an option for the map below.

Site List
Ambler Expansion
Arcelor Mittal Burns Harbor
Barker Woods
Beaver Dam
Big Marsh
Bur Oak Woods
Calumet Prairie
Charter School of the Dunes
Coffee Creek
Cressmoor Prairie
ExxonMobil Hammond Terminal
Fox Run
Gibson Woods Nature Preserve
Great Marsh North
Hegewisch Marsh
Hidden Prairie
Indian Ridge Marsh
INDU - Central Beach West
INDU Great Marsh, Brown Kintzele Ditch West
INDU Great Marsh, Cowles Wetland Complex West
INDU Great Marsh, Derby Ditch East
INDU Great Marsh, Tansley Marsh
INDU Headquarter Woods
INDU Lake Plain Prairie
INDU Miller Woods
INDU Mt. Baldy
Ivanhoe Dune and Swale
Ivanhoe South
Kankakee Sands
Kennedy-Cline East
Kennedy-Cline West
Krueger Middle School
Little Calumet River Prairie & Wetlands
Marquette Pannes
Marquette Park
Munster Heritage Park & Bieker Woods
Pine Station
Richardson Preserve
Roxana Marsh
Samuelson Fen
Stockwell Woods
Taltree Arboretum
Tolleston Ridges
Trail Creek Fen
UofC FieldStation-MI
Wolf Lake peninsula
FQI (Floristic Quality Index)
FQI (Floristic Quality Index)
43.18 - 51.81
34.54 - 43.18
25.91 - 34.54
17.27 - 25.91
8.64 - 17.27
0 - 8.64

Protected Species Policy
To prevent poaching, NIRMI does not provide the location of any endangered, threatened, or otherwise protected species found within any of our plots. All lists, charts, and calculations (richness, FQI, etc.) therefore exclude these species as well.
If you are conducting research and have a legitimate need for this unfiltered data, please contact us at
nirmi (at) iun (dot) edu.

SiteFQI (Floristic Quality Index)
Gibson Woods Nature Preserve51.81
Cressmoor Prairie47.04
INDU Miller Woods42.17
Marquette Pannes42.05
Kankakee Sands41.98
Samuelson Fen41.57
Little Calumet River Prairie & Wetlands41.33
Ambler Expansion40.7
Wolf Lake peninsula40
INDU Great Marsh, Cowles Wetland Complex West39.29
INDU Great Marsh, Tansley Marsh38.97
Barker Woods38.71
Calumet Prairie38.27
Hidden Prairie38.23
Great Marsh North37.65
Richardson Preserve37.2
Ivanhoe South37.03
INDU Headquarter Woods35.54
INDU Great Marsh, Derby Ditch East35.15
Bur Oak Woods34.38
Charter School of the Dunes34.07
INDU Great Marsh, Brown Kintzele Ditch West33.7
Trail Creek Fen32.42
Stockwell Woods31.97
Munster Heritage Park & Bieker Woods31.39
Fox Run31.39
Hegewisch Marsh31.38
Ivanhoe Dune and Swale30.22
INDU Lake Plain Prairie28.85
Coffee Creek27.84
Marquette Park27.58
UofC FieldStation-MI26.87
Krueger Middle School26.37
Beaver Dam26.19
Arcelor Mittal Burns Harbor24.6
Kennedy-Cline East21
INDU Mt. Baldy20.8
Kennedy-Cline West20.59
Pine Station19.23
Roxana Marsh19.19
INDU - Central Beach West15.15
ExxonMobil Hammond Terminal14.98
Taltree Arboretum14.84
Tolleston Ridges13.86
Indian Ridge Marsh9.02
Big Marsh0
Copy data to Excel or other programs:
(Ctrl-C to copy to clipboard, Ctrl-V to paste)
(C)opyright 2010-2023 NIRMI