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 (495)
SpeciesStatusGroupTrend
Allegheny HawthornCrataegus alleghaniensisENplants?
Maguey de MezcalAgave cupreataENplants?
Oglethorpe OakQuercus oglethorpensisENplants?
Dusky Chirping FrogEleutherodactylus maurusVUamphibians?
Whistling FrogEleutherodactylus teretistesVUamphibians?
Red Peeping FrogEleutherodactylus rufescensVUamphibians?
Guatemalan RubyspotHetaerina rudisVUinsects?
Michigan Bog GrasshopperAppalachia arcanaVUinsects?
Perfect Sinaloa GrasshopperSinaloa garabeVUinsects?
Ixil Spikethumb FrogPlectrohyla ixilVUamphibians?
Arcane Spikethumb FrogPlectrohyla sagorumVUamphibians?
Asterogyne spicataVUplants?
Dwarf Splayfoot SalamanderChiropterotriton dimidiatusVUamphibians?
Gadow's SalamanderPseudoeurycea gadoviiVUamphibians?
Least Yellow BatRhogeessa miraVUmammals?
Robust Mushroomtongue SalamanderBolitoglossa robustaVUamphibians?
Müller's SalamanderBolitoglossa mulleriVUamphibians?
Royal False Brook SalamanderPseudoeurycea rexVUamphibians?
Townsend's SalamanderParvimolge townsendiVUamphibians?
Thomas's Sac-winged BatBalantiopteryx ioVUmammals?
Hartweg's SalamanderBolitoglossa hartwegiVUamphibians?
Cochran's False Brook SalamanderPseudoeurycea cochranaeVUamphibians?
Nimble Long-limbed SalamanderNyctanolis pernixVUamphibians?
Fish-eating MyotisMyotis vivesiVUmammals?
Mexican redkneeBrachypelma hamoriiVUarachnids?
Banana BatMusonycteris harrisoniVUmammals?
Franklin's SalamanderBolitoglossa frankliniVUamphibians?
Xolocalca Bromeliad SalamanderDendrotriton xolocalcaeVUamphibians?
Bolaños WoodratNeotoma palatinaVUmammals?
Robust CottontailSylvilagus robustusVUmammals?
Stuart's SalamanderBolitoglossa stuartiVUamphibians?
Longnose Bromeliad SalamanderDendrotriton megarhinusVUamphibians?
Central Missouri Cave AmphipodAllocrangonyx hubrichtiVUcrustaceans?
Pickle Springs AmphipodStygobromus heteropodusVUcrustaceans?
Clanton's Cave AmphipodStygobromus clantoniVUcrustaceans?
Macrobrachium acherontiumVUcrustaceans?
Macrobrachium acanthochirusVUcrustaceans?
Sinaloan Deer MousePeromyscus simulusVUmammals?
Peale's Free-tailed BatNyctinomops aurispinosusVUmammals?
Procambarus ruthveniVUcrustaceans?
Procambarus citlaltepetlVUcrustaceans?
Stellar coralPsammocora stellataVUcorals?
pore coralMontipora flabellataVUcorals?
Spreading or sandpaper rice coralMontipora patulaVUcorals?
Ocellated Brain CoralCyphastrea ocellinaVUcorals?
Hairy Big-eyed BatChiroderma villosumVUmammals?
Missouri CavesnailFontigens antroecetesVUmolluscs?
Phantom BlindcatPrietella lundbergiVUother invertebrates?
Pygmy Spotted SkunkSpilogale pygmaeaVUmammals?
Mexican BlindcatPrietella phreatophilaVUother 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