Gordiichthys leibyi

Common Name

String Eel

Year Described

McCosker & Bohlke, 1984

Identification

Vertebrae: 168-176

Body extremely elongate. Cylindrical anteriorly in cross-section but compressed posteriorly. Trunk much longer than tail. Snout pointed laterally, conical dorsally, and overhangs mouth. Underside of snout with a toothed median groove reaching anterior nostrils. Eye small and around middle of jaw. Anterior nostril a simple flush hole (not tubular) with connecting groove. Posterior nostril opens under eye as a small slit. Jaw teeth small and uniserial (8-10 on top and 10-12 on lower jaw). Intermaxillary teeth (4) present. Vomerine teeth in single row of 6-8 teeth. Gill openings crescent-shaped, low on body and converging anteriorly. Gill pouch and body distinctly grooved. Dorsal fin origin well before gill openings, high in height anteriorly, and ending before tail tip. Anal fin present. Pectoral and caudal fins absent. Tail tip hard and pointed. Lateral line complete (161-166 pores). One temporal, 1 interorbital, 5 mandibular, and 2 preopercular pores.

Color

Color in alcohol pale brown with a peppered of dark melanophores.

Size

Maximum size to 33.7cm TL.

Habitat

Found on soft bottoms from 37-72m.

Range

Florida to Guyana and Brazil.

References

Caires, R. A., & J. Fonseca. 2010. The first record of the string eel Gordiichthys leibyi (Anguilliformes: Ophichthidae) in the western South Atlantic. Marine Biodiversity Records, 3, e9.

McCosker, J. E., & J. E. Böhlke. 1984. A review of the snake eel genera Gordiichthys and Ethadophis, with descriptions of new species and comments on related Atlantic bascanichthyins (Pisces: Ophichthidae). Proceedings of the Academy of Natural Sciences of Philadelphia, 32-44.

Other Notes

The three very slender Gordiichthys can be best separated by lateral pore and vertebral counts (G. ergodes also has tubular nostrils). G. randalli is less slender and has biserial vomerine teeth.