Michigan

Biodiversity Intelligence Dashboard

Threatened

473

CR + EN + VU

Critically Endangered

142

CR

Endemic Threatened

0

Found only here

Declining

0%

0 species

Category Breakdown

Distribution of 473 threatened species

CR 142
EN 180
VU 151
CR: 142
EN: 180
VU: 151
Taxonomic Breakdown

Threatened % by group

mammals80/80 (100%)
birds56/56 (100%)
amphibians84/84 (100%)
insects31/31 (100%)
other invertebrates180/180 (100%)
plants24/24 (100%)
corals4/4 (100%)
molluscs7/7 (100%)
crustaceans26/26 (100%)
arachnids3/3 (100%)
All Species in Michigan (501)
SpeciesStatusGroupTrend
Leopard SplitfinXenotaenia resolanaeVUother invertebrates?
Checkered PupfishCualac tessellatusVUother invertebrates?
Nicaraguan MosquitofishGambusia nicaraguensisVUother invertebrates?
Villa's Grey ShrewNotiosorex villaiVUmammals?
Carmen Mountain ShrewSorex milleriVUmammals?
Moscota JumprockMoxostoma mascotaeVUother invertebrates?
Matalote del BavispeCatostomus leopoldiVUother invertebrates?
Matalote ConchosCatostomus conchosVUother invertebrates?
Large-toothed ShrewSorex macrodonVUmammals?
Soto la Marina ShinerNotropis aguirrepequenoiVUother invertebrates?
Espiritu Santo JackrabbitLepus insularisVUmammals?
Hairy Harvest MouseReithrodontomys hirsutusVUmammals?
Chiapan Deer MousePeromyscus zarhynchusVUmammals?
Snow SidesLepus callotisVUmammals?
Dice’s CottontailSylvilagus diceiVUmammals?
Allen's Cotton RatSigmodon alleniVUmammals?
Mexican Plateau SliderTrachemys gaigeaeVUother invertebrates?
Yellow-blotched Palm Pit ViperBothriechis auriferVUother invertebrates?
Central American Snapping TurtleChelydra rossignoniiVUother invertebrates?
Narrow-bridged Mud TurtleKinosternon angustiponsVUother invertebrates?
Slender-horned PitviperOphryacus undulatusVUother invertebrates?
Yaqui SliderTrachemys yaquiaVUother invertebrates?
Micronesia Saw-tailed GeckoPerochirus atelesVUother invertebrates?
Saint George Island GeckoAristelliger georgeensisVUother invertebrates?
Knob-scaled LizardXenosaurus grandisVUother invertebrates?
Dead Side-blotched LizardUta loweiVUother invertebrates?
Stuart's Burrowing SnakeAdelphicos veraepacisVUother invertebrates?
Oaxacan Dwarf BoaExiliboa placataVUother invertebrates?
Spotted Spiny LizardSceloporus maculosusVUother invertebrates?
Clarion Island Tree LizardUrosaurus clarionensisVUother invertebrates?
Gaige's Tropical Night LizardLepidophyma gaigeaeVUother invertebrates?
Zurtuche's Earth SnakeGeophis juliaiVUother invertebrates?
Omoadiphas aurulaVUother invertebrates?
Mexican Yellowbelly Brown SnakeStoreria hidalgoensisVUother invertebrates?
Cope's Mountain Meadow SnakeAdelophis copeiVUother invertebrates?
San Pedro Side-blotched LizardUta palmeriVUother invertebrates?
Painted Cursorial Spiny Lizard [pictus]Sceloporus megalepidurusVUother invertebrates?
Geophis nephodrymusVUother invertebrates?
Swollen-nosed Side-blotched LizardUta tumidarostraVUother invertebrates?
Cave Tropical Night LizardLepidophyma micropholisVUother invertebrates?
San Esteban Spiny-tailed IguanaCtenosaura conspicuosaVUother invertebrates?
Jan's Centipede SnakeTantilla janiVUother invertebrates?
Carr's Snail SuckerSibon carriVUother invertebrates?
Spotted ChuckwallaSauromalus klauberiVUother invertebrates?
Reticulate Collared LizardCrotaphytus reticulatusVUother invertebrates?
Short-tail Alpine Garter SnakeThamnophis scaligerVUother invertebrates?
Oaxacan Cat-eyed SnakeTantalophis discolorVUother invertebrates?
Yellow Giant ChuckwallaSauromalus variusVUother invertebrates?
Bearded Wood-partridgeDendrortyx barbatusVUbirds?
Barker's AnoleAnolis barkeriVUother invertebrates?
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Biodiversity Brief — Michigan

Outlook: Deteriorating

Middle America represents one of Earth's most biodiverse regions, encompassing the Central American land bridge that connects North and South America. This narrow corridor contains multiple biodiversity hotspots, including the Mesoamerican forests and portions of the Tumbes-Chocó-Magdalena region. The region's significance stems from its role as a biological corridor facilitating species exchange between continents, creating exceptional endemism levels across cloud forests, lowland rainforests, and coral reef systems along both Pacific and Caribbean coasts. Current biodiversity data reveals an alarming situation: all 98 assessed species are threatened, with every single species classified as critically endangered according to IUCN Red List 2025. This 100% threat rate across all taxonomic groups—mammals (24/24), birds (5/5), amphibians (25/25), insects (5/5), other invertebrates (29/29), molluscs (1/1), and crustaceans (9/9)—indicates severe ecosystem degradation. Primary threats include rapid deforestation for cattle ranching and palm oil plantations, particularly affecting cloud forest ecosystems. Coastal development threatens mangrove systems and coral reefs, while mining operations impact montane forests. Climate change exacerbates these pressures, causing upslope migration of species in mountainous regions and coral bleaching events. The trajectory appears deteriorating without immediate intervention, though regional conservation corridors show promise for ecosystem connectivity restoration.

Key Biomes & Ecosystems

Tropical Rainforest
Cloud Forest
Mangroves
Coral Reefs
Dry Forest
Montane Forest

Conservation Achievements

The Mesoamerican Biological Corridor initiative represents the region's most significant conservation achievement, establishing protected area networks across national boundaries to maintain ecosystem connectivity. Costa Rica's Payment for Ecosystem Services program has successfully reversed deforestation trends, while Belize's marine protected areas cover 13% of territorial waters. Guatemala's Maya Biosphere Reserve demonstrates community-based forest management, and Panama's expansion of national parks has increased protected coverage to over 20% of national territory.

Source: IUCN Red List 2025-2, GBIF, national survey data