Typhlichthys
subterraneus
Girard, 1859
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Family:
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Amblyopsidae
(Cavefishes)
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Order:
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Percopsiformes
(trout-perches, pirate perches and cavef)
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Class:
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Actinopterygii (ray-finned fishes)
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In this site name:
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Southern cavefish |
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Max. size:
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9.0 cm TL (male/unsexed; Ref. 10294); max. reported age: 4 years |
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Environment: |
demersal; freshwater
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Climate: |
temperate; 39°N - 34°N |
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Importance:
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fisheries: of no interest |
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Resilience: |
Medium, minimum population doubling time 1.4 - 4.4 years (K=0.43; tm=2; tmax=4) |
Distribution:
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North America: portions of Alabama, Georgia, Tennessee, Kentucky, Indiana, Missouri and Arkansas, U.S.A.
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Morphology:
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Dorsal
soft rays
(total): 7 - 10;
Anal
soft rays: 7 – 10;
Vertebrae: 28 – 29. Pink-white. No eyes (vestigial eye tissues under skin). Large, broad head. Caudal fin with 0-2 rows of papillae (Ref. 5723) and a vertical basal row (Ref. 10294); 10-15 branched caudal rays (Ref. 5723).
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Biology: |
Inhabits subterranean water (Ref. 5723). Found in caves which are near the water table and are therefore more uniform than other amblyopsid caves (Ref. 34868). Feeds mainly on copepods, amphipods and isopods (Ref. 10294).
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Red List Status: |
Vulnerable (VU) (D2)(Ref. 57073)
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Dangerous:
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harmless
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Coordinator: |
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