All files are < 1 MB in size unless otherwise indicated by an asterix ("*"). Actual file size for those so indicated is given below the table.

SLP: Southern Lower Peninsula
NLP: Northern Lower Peninsula
EUP: Eastern Upper Peninsula
WUP: Western Upper Peninsula

* The following files are > 1 MB in size:

• SLP: entire ecoregion - 7.0 MB
• SLP: Lowland Hardwood Forest - 1.1 MB
• NLP: entire ecoregion - 5.8 MB
• EUP: entire ecoregion - 5.7 MB
• WUP: entire ecoregion - 5.0 MB