The following park species are federally listed as Threatened or Endangered:
Mammals
• Myotis septentrionalis, Northern long-eared myotis - threatened
• Myotis sodalis, Indiana bat - endangered
• Glaucomys sabrinus coloratus, Carolina northern flying squirrel - endangered
Birds
• Picoides borealis, Red-cockaded Woodpecker - endangered
Fish
• Etheostoma sitikuense, Citico darter - endangered
• Noturus baileyi, Smoky madtom - endangered
• Noturus flavipinnis, Yellowfin madtom - threatened
Arthropods
• Bombus affinis, Rusty-patched bumble bee - endangered
• Microhexura montivaga, Spruce-fir moss spider - endangered
Plants
• Geum radiatum, Spreading avens - endangered
• Spiraea virginiana, Virginia spiraea - threatened
• Gymnoderma lineare, Rock gnome lichen - endangered
Read more about the history and current status of the threatened and endangered species of Abrams Creek.
The following species have been extirpated from the park:
• Canis lupus, Gray wolf - endangered mammal
• Canis rufus, Red wolf - endangered mammal
• Felis concolor couguar, Eastern puma or cougar - endangered mammal
• Erimonax monachus, Spotfin chub - threatened fish
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In addition the following Federal Species of Concern are found in the park
Mammals
• Myotis leibii, Eastern small-footed bat
• Sorex palustris, Water shrew
• Sylvilagus obscurus, Appalachian cottontail
Birds
• Ammodramus henslowii, Henslow's Sparrow
• Contopus cooperi, Olive-sided Flycatcher
• Dendroica cerulean, Cerulean Warbler
• Loxia curvirostra, Red Crossbill
• Poecile atricapillus, Black-capped Chickadee
• Sphyrapicus varius, Yellow-bellied Sapsucker
• Vermivora chrysoptera, Golden-winged Warbler
Amphibians
• Cryptobranchus alleganiensis, Eastern hellbender
• Desmognathus aeneus, Seepage salamander
• Eurycea junaluska, Junaluska salamander
Fish
• Percina squamata, Olive darter
• Phoxinus tennesseensis, Tennessee dace
Plants
• Abies fraseri, Fraser fir
• Calamagrostis cainii, Cain's reed-bent grass
• Cardamine clematitis, Mountain bittercress
• Glyceria nubigena, Smoky Mountain manna grass
• Silene ovata, Blue Ridge catchfly