Skip to content
TN SWAP
Menu
Red-Cockaded Woodpecker
History
Funding
Eight Elements
2025 SWAP
2025 SWAP Atlas
View 2025 SGCN
Field Monitoring
Landowner Resources
Crustaceans
Taxa Group
Common Name
Scientific Name
Global Rank
State Rank
Federal Status
State Status
SWAP Tier
Habitat Group
NatureServe Element Code
New in 2025
RSGCN
NatureServe Hyperlink
TN Watchable Wildlife Link
Crustacean
a cyclopoid copepod
Acanthocyclops parasensitivus
G2
S2
1
Subaquatic
ICCOP04030
View on NatureServe
Crustacean
a cave obligate isopod
Amerigoniscus nicholasi
G1G2
S1S2
1
Subterrestrial
ICMAL02070
View on NatureServe
Crustacean
Cumberland Gap Cave Amphipod
Bactrurus angulus
G1
S1
1
Subaquatic
ICMAL25050
View on NatureServe
Crustacean
groundwater amphipod
Bactrurus undescribed sp.
G1
S?
1
Subaquatic
-
View on NatureServe
Crustacean
Bottle Brush Crayfish
Barbicambarus cornutus
G4
S2
T
1
Aquatic
ICMAL49010
Y
View on NatureServe
Crustacean
Tennessee Bottlebrush Crayfish
Barbicambarus simmonsi
G1G2
S1S2
T
1
Aquatic
ICMAL49020
Y
Y
View on NatureServe
Crustacean
copepods
Bryocamptus (Limocamptus) sp.
G1
S?
1
Subaquatic
-
View on NatureServe
Crustacean
a cave obligate isopod
Caecidotea bicrenata
G5
SR
1
Subaquatic
ICMAL01540
View on NatureServe
Crustacean
a cave obligate isopod
Caecidotea bicrenata bicrenata
G5T3T4
SR
1
Subaquatic
ICMAL01541
View on NatureServe
Crustacean
a cave obligate isopod
Caecidotea bicrenata whitei
G5T3T4
S1?
1
Subaquatic
ICMAL01542
View on NatureServe
Crustacean
a cave obligate isopod
Caecidotea circulus
G1G2
S1
1
Subaquatic
ICMAL01590
View on NatureServe
Crustacean
Nickajack Cave Isopod
Caecidotea nickajackensis
G1
S1
1
Subaquatic
ICMAL01180
View on NatureServe
Crustacean
a cave obligate isopod
Caecidotea nortoni
G2G3
S1S2
1
Subaquatic
ICMAL01640
View on NatureServe
Crustacean
Southwestern Virginia Cave Isopod
Caecidotea recurvata
G5
S2
1
Subaquatic
ICMAL01120
View on NatureServe
Crustacean
Tennessee Valley Cave Isopod
Caecidotea richardsonae
G5
SNR
1
Subaquatic
ICMAL01130
View on NatureServe
Crustacean
a cave obligate isopod
Caecidotea scypha
G1G2
S1
1
Subaquatic
ICMAL01680
View on NatureServe
Crustacean
cave isopods
Caecidotea sp.
G?
S?
1
Subaquatic
-
View on NatureServe
Crustacean
Stygian Cave Isopod
Caecidotea stygia
G5
S3
1
Subaquatic
ICMAL01200
View on NatureServe
Crustacean
Florence Crayfish
Cambarus andersoni
GNR
S2
1
Aquatic
ICMAL07040
Y
View on NatureServe
Crustacean
Angled Crayfish
Cambarus angularis
G3
S3
1
Aquatic
ICMAL07890
View on NatureServe
Crustacean
Big South Fork Crayfish
Cambarus bouchardi
G2
S1
E
1
Aquatic
ICMAL07030
Y
View on NatureServe
Crustacean
Shortfinger Crayfish
Cambarus brachydactylus
G2G4
S3
1
Aquatic
ICMAL07370
View on NatureServe
Crustacean
Short Mountain Crayfish
Cambarus clivosus
G2
S2
T
1
Aquatic
ICMAL07A30
Y
View on NatureServe
Crustacean
Mountain Crayfish
Cambarus conasaugaensis
G3
S1
E
1
Aquatic
ICMAL07400
Y
View on NatureServe
Crustacean
Hairyfoot Crayfish
Cambarus crinipes
G3
S3
1
Aquatic
ICMAL07140
View on NatureServe
Crustacean
Conasauga Blue Burrower
Cambarus cymatilis
G1G2
S1
E
1
Aquatic
ICMAL07450
Y
View on NatureServe
Crustacean
Valley Flame Crayfish
Cambarus deweesae
G4
S1
E
1
Aquatic
ICMAL07460
View on NatureServe
Crustacean
Upland Burrowing Crayfish
Cambarus dubius
G5
S5
1
Terrestrial
ICMAL07010
Y
View on NatureServe
Crustacean
Chickamauga Crayfish
Cambarus extraneus
G2?
S1S2
E
1
Aquatic
ICMAL07190
Y
View on NatureServe
Crustacean
Hairy Crayfish
Cambarus friaufi
G4
S3
1
Aquatic
ICMAL07500
Y
View on NatureServe
Crustacean
Prickly Cave Crayfish
Cambarus hamulatus
G3G4
S3
D
1
Subaquatic
ICMAL07170
Y
View on NatureServe
Crustacean
Hiwassee Crayfish
Cambarus hiwasseensis
G3G4
S1
T
1
Aquatic
ICMAL07570
Y
View on NatureServe
Crustacean
Cumberland Block Crayfish
Cambarus intermontanus
GNR
SNR
T
1
Aquatic
-
Y
View on NatureServe
Crustacean
Spiny Scale Crayfish
Cambarus jezerinaci
G3?
S2
UR
D
1
Aquatic
ICMAL07940
Y
Y
View on NatureServe
Crustacean
Speckled Crayfish
Cambarus lentiginosus
GNR
S1
E
1
Aquatic
ICMAL07330
Y
View on NatureServe
Crustacean
Greensaddle Crayfish
Cambarus manningi
G4
S3
T
1
Aquatic
ICMAL07630
Y
View on NatureServe
Crustacean
Midnight Blue Burrower
Cambarus nyx
G1
SNR
T
1
Aquatic
ICMAL14B30
Y
View on NatureServe
Crustacean
Obey Crayfish
Cambarus obeyensis
G1
S1
E
1
Aquatic
ICMAL07200
Y
View on NatureServe
Crustacean
Hillbilly Hairy Crayfish
Cambarus polypilosus
GNR
SNR
1
Aquatic
ICMAL07D50
Y
View on NatureServe
Crustacean
Pristine Crayfish
Cambarus pristinus
G2
S2
E
1
Aquatic
ICMAL07690
Y
View on NatureServe
Crustacean
French Broad Crayfish
Cambarus reburrus
G3
SNR
E
1
Aquatic
ICMAL07270
Y
Y
View on NatureServe
Crustacean
Depression Crayfish
Cambarus rusticiformis
G5
S4
1
Aquatic
ICMAL07730
Y
View on NatureServe
Crustacean
Emory River Crayfish
Cambarus sp. 1
G1
S1
1
Aquatic
ICMAL07X10
Y
View on NatureServe
Crustacean
Obed Crayfish
Cambarus sp?
G1Q
SNR
1
Aquatic
-
Y
View on NatureServe
Crustacean
Cocoa Crayfish
Cambarus stockeri
GNR
S1S2
D
1
Aquatic
ICMAL07A60
Y
View on NatureServe
Crustacean
Cavespring Crayfish
Cambarus tenebrosus
G5
S5
1
Subaquatic
ICMAL07800
View on NatureServe
Crustacean
Brawleys Fork Crayfish
Cambarus williami
G2
S2
PT
T
1
Aquatic
ICMAL07920
Y
View on NatureServe
Crustacean
Appalachian Valley Crangonyctid
Crangonyx antennatus
G5
S4
1
Subaquatic
ICMAL06050
View on NatureServe
Crustacean
amphipods
Crangonyx sp.
G?
S?
1
Subaquatic
-
View on NatureServe
Crustacean
Hatchie Burrowing Crayfish
Creaserinus hortoni
G1
S1
UR
T
1
Aquatic
ICMAL15140
Y
View on NatureServe
Crustacean
a cave obligate shrimp
Dactylocythere steevesi
G4
S2S3
1
Subaquatic
ICOST01100
View on NatureServe
Crustacean
Nearctic copepod
Diacyclops nearticus
G3G4
SNR
1
Subaquatic
-
View on NatureServe
Crustacean
Indiana Groundwater Copepod
Diacyclops sp.
G1
S1
1
Subaquatic
ICCOPSWG01
View on NatureServe
Crustacean
Yeatman's Groundwater Copepod
Diacyclops yeatmani
G2G3
S1
1
Subaquatic
ICCOP02040
View on NatureServe
Crustacean
a cave obligate shrimp
Donnaldsoncythere tuberosa
G2G3
S2?
1
Subaquatic
ICOST09020
View on NatureServe
Crustacean
Alabama Crayfish
Faxonius alabamensis
G5
S2
1
Aquatic
ICMAL11320
View on NatureServe
Crustacean
Barren River Crayfsih
Faxonius barrenensis
G4
S3
D
1
Aquatic
ICMAL11330
View on NatureServe
Crustacean
Screaming Eagle Crayfish
Faxonius bellator
G1
SNR
1
Aquatic
ICMAL11950
Y
View on NatureServe
Crustacean
Blood River Crayfish
Faxonius burri
G2
S1
T
1
Aquatic
ICMAL11800
Y
View on NatureServe
Crustacean
Slender Crayfish
Faxonius compressus
G5
S5
1
Aquatic
ICMAL11360
Y
View on NatureServe
Crustacean
Flint River Crayfish
Faxonius cooperi
G1
S1
E
1
Aquatic
ICMAL11370
Y
View on NatureServe
Crustacean
Surgeon Crayfish
Faxonius forceps
G5
S4
T
1
Aquatic
ICMAL11410
View on NatureServe
Crustacean
Mottled Crayfish
Faxonius pagei
G4
S4
1
Aquatic
ICMAL11820
Y
View on NatureServe
Crustacean
Nashville Crayfish
Faxonius shoupi
G1G2
S3
LE, PD
E
3
Aquatic
ICMAL11160
Y
View on NatureServe
Crustacean
Sculpin Crayfish
Faxonius sp. nov.
GNR
SNR
1
Aquatic
-
Y
View on NatureServe
Crustacean
Crescent Crayfish
Faxonius taylori
G2
S2
T
1
Aquatic
ICMAL12060
Y
View on NatureServe
Crustacean
Hardin Crayfish
Faxonius wrighti
G2
S2
UR
T
1
Aquatic
ICMAL11550
Y
View on NatureServe
Crustacean
a sideswimmer
Gammarus minus
GNR
SNR
1
Subaquatic
ICMAL10080
View on NatureServe
Crustacean
Terrestrial Cave Isopod
Haplophthalmus danicus
GNR
SNR
1
Subterrestrial
ICMAL85010
View on NatureServe
Crustacean
cave copepods
Itocyclops undescribed sp.
G1
S?
1
Subaquatic
-
View on NatureServe
Crustacean
a cave obligate isopod
Ligidium elrodii hancockensis
G4G5T1T2
S1?
1
Subterrestrial
ICMAL78013
View on NatureServe
Crustacean
Donaldson's Cave Copepod
Megacyclops donnaldsoni
G3G4
S1
1
Subaquatic
ICCOP09010
View on NatureServe
Crustacean
Barr's Terrestrial Isopod
Miktoniscus barri
G2G4
S2?
1
Subterrestrial
ICMAL08040
View on NatureServe
Crustacean
Small Alabama Sowbug
Miktoniscus medcofi
GNR
SNR
1
Subterrestrial
ICMAL08030
View on NatureServe
Crustacean
Southern Cave Crayfish
Orconectes australis
G5
S3
1
Subaquatic
ICMAL11011
View on NatureServe
Crustacean
Cumberland Plateau Cave Crayfish
Orconectes barri
G2
S1
T
1
Subaquatic
ICMAL12050
Y
View on NatureServe
Crustacean
Tennessee Cave Crayfish
Orconectes incomptus
G2
S1
E
1
Subaquatic
ICMAL11460
Y
View on NatureServe
Crustacean
Mammoth Cave Crayfish
Orconectes pellucidus
G4
S3
T
1
Subaquatic
ICMAL11070
Y
View on NatureServe
Crustacean
Incurved Cave Isopod
Pseudobaicalasellus incurvus
G2G4
S1
1
Subaquatic
ICMAL01100
View on NatureServe
Crustacean
Jeannel's Cave Ostracod
Pseudocandona jeanneli
G3
S1
1
Subaquatic
ICOST11010
View on NatureServe
Crustacean
groundwater ostracods
Pseudocandona sp.
G1G2
S?
1
Subaquatic
-
View on NatureServe
Crustacean
Ectocommensal Ostracod
Sagittocythere barri
G5
S3
1
Subaquatic
ICOST12010
View on NatureServe
Crustacean
a cave obligate amphipod
Stygobromus barryi
G1
S1
1
Subaquatic
ICMAL05880
View on NatureServe
Crustacean
a cave obligate amphipod
Stygobromus dicksoni
G5
S1S2
1
Subaquatic
ICMAL05900
View on NatureServe
Crustacean
Central Kentucky Cave Amphipod
Stygobromus exilis
G5
S3
1
Subaquatic
ICMAL05440
View on NatureServe
Crustacean
a cave obligate amphipod
Stygobromus fecundus
G1G2
S1
1
Subaquatic
ICMAL05820
View on NatureServe
Crustacean
Finley's Cave Amphipod
Stygobromus finleyi
G3G4
S1
1
Subaquatic
ICMAL05730
View on NatureServe
Crustacean
Southwestern Virginia Cave Amphipod
Stygobromus mackini
G5
S2
1
Subaquatic
ICMAL05300
View on NatureServe
Crustacean
Norton's Cave Amphipod
Stygobromus nortoni
G2G3
SH
1
Subaquatic
ICMAL05330
View on NatureServe
Crustacean
cave amphipods
Stygobromus sp.
G?
S?
1
Subaquatic
-
View on NatureServe
Crustacean
Swamp River Cave Amphipod
Stygobromus sp. 22
G3
S3
1
Subaquatic
ICMAL05X80
View on NatureServe
Crustacean
a cave obligate amphipod
Stygobromus sp. 24
G1
S1
1
Subaquatic
ICMAL05XA0
View on NatureServe
Crustacean
Bosnak’s cave amphipod
Stygobromus sp. 3
G2
S?
1
Subaquatic
-
View on NatureServe
Crustacean
a cave obligate amphipod
Stygobromus sp. 34
G1G2
S1S2
1
Subaquatic
ICMAL05XL0
View on NatureServe
Crustacean
Southern cave amphipod
Stygobromus sp. 4
G3
S?
1
Subaquatic
-
View on NatureServe
Crustacean
Gregory Cave Stygobromid
Stygobromus sparsus
G1G2
S1S2
1
Subaquatic
ICMAL05A60
View on NatureServe
Crustacean
Mammoth Cave Stygobromid
Stygobromus vitreus
G4
S2
1
Subaquatic
ICMAL05720
View on NatureServe
Crustacean
terrestrial isopod
Triconiscus pusillus
EX
S?
1
Subterrestrial
-
View on NatureServe
×
Dynamic title for modals
Are you sure?
Please confirm deletion. There is no undo!
We use cookies to ensure that we give you the best experience on our website. If you continue to use this site we will assume that you are happy with it.
Ok