The Everglades crayfish, sometimes called the Florida crayfish, the blue crayfish, the electric blue crayfish, or the sapphire crayfish, is a species of freshwater crayfish endemic to Florida in the United States. Its natural range is the area east of St. Johns River and all of Florida from Levy County and Marion County southwards, as well as on some of the Florida Keys. It is included on the IUCN Red List as a species of Least Concern. The blue crayfish is frequently kept in freshwater aquaria. In the wild, this species varies from brown-tan to blue, but an aquarium strain has been selectively bred to achieve a brilliant cobalt blue color.
Cambarus deweesae, the valley flame crayfish, is a species of crayfish in the family Cambaridae. It is found in Kentucky and Tennessee.
Lacunicambarus miltus, the rusty gravedigger, is a species of crayfish in the family Cambaridae. It is found in the southeastern United States.
Cambarus nerterius, the Greenbrier cave crayfish, is a species of crayfish in the family Cambaridae. It is endemic to the state of West Virginia in the United States. It is found only in or immediately adjacent to caves in Greenbrier and Pocahontas counties, and is included on the IUCN Red List as a Near Threatened species.
Cambarus subterraneus, the Delaware County cave crayfish, is a species of crayfish in the family Cambaridae. It has been found only in three caves in Delaware County, Oklahoma.
Cambarus tartarus, the Oklahoma cave crayfish, is a species of crayfish in the family Cambaridae. It is endemic to two caves in Delaware County, Oklahoma in the United States.
Hobbseus cristatus, the Crested Riverlet Crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Mississippi in the United States.
Hobbseus orconectoides, the Oktibbeha riverlet crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Mississippi in the United States.
Hobbseus petilus, the Tombigbee riverlet crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Mississippi in the United States.
Hobbseus valleculus, the Choctaw riverlet crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Mississippi in the United States.
Procambarus acherontis, the Orlando cave crayfish, is a species of crayfish in the family Cambaridae. It is endemic to Orange County and Seminole County, Florida, and is listed as an endangered species on the IUCN Red List.
Procambarus apalachicolae, the coastal flatwoods crayfish, is a species of crayfish in family Cambaridae. It is endemic to Florida, and is listed as an endangered species on the IUCN Red List.
Procambarus delicatus, sometimes called the big-cheeked cave crayfish, is a species of crayfish in the family Cambaridae. It is endemic to a single spring in the Ocala National Forest, Lake County, Florida.
Procambarus gibbus, the Muckalee Crayfish, is a species of crayfish in the family Cambaridae. It is endemic to the Flint River drainage in the U.S. state of Georgia. The common name refers to the Muckalee Creek in Sumter County, Georgia, from where the first specimens were collected.
Procambarus morrisi, the Putnam County cave crayfish, is a species of crayfish in the family Cambaridae. It is only known from the type locality, at the Devil's Sink, west of Interlachen, Putnam County, Florida, and is listed as critically endangered on the IUCN Red List.
Orconectes australis, the southern cave crayfish, is a species of crayfish in the family Cambaridae found in Alabama and Tennessee. Ages of 176 years have been claimed for O. australis, though this was reduced to ≤22 years in a 2012 study.
Lacunicambarus diogenes, the devil crawfish, is a species of North American burrowing crayfish found in the Atlantic Coastal Plain and parts of the Piedmont ecoregion from New Jersey, Pennsylvania, Delaware, Maryland, Virginia, North Carolina, South Carolina, and Georgia.
Lacunicambarus freudensteini, the banded mudbug, is a species of North American burrowing crayfish found in Alabama and Mississippi.
Cambarus monongalensis, the blue crayfish or Monongahela crayfish, is a species of burrowing crayfish native to Pennsylvania and West Virginia. The common name refers to the Monongahela River, with the first specimens being collected from Edgewood Park, Allegheny County, Pennsylvania. It is included on the IUCN Red List as a species of Least Concern.
Cambarus setosus, the bristly cave crayfish, is a freshwater crayfish native to Missouri and Arkansas in the United States. It is a cave-dwelling species known from 164 localities with the majority on the Springfield Plateau in southwestern Missouri.
