Species Index

Bathygobius krefftii
(Steindachner, 1866)

Common Name: Krefft’s Frillgoby

Distribution: Appears common in estuarine waters in the Solitary Islands Marine Park. Disjunct distribution, recorded from southern Queensland and New South Wales but also in upper Spencer Gulf in South Australia.

Ecological Notes: Frequents inshore waters, estuaries upstream to brackish waters. Depth range to about 10m.

Additional Notes: Colour variable but usually dark grey-brown with broad vertical black band below first dorsal fin, fainter saddles on back below second dorsal fin and a series of white spots forming longitudinal lines along sides. Mid-side with several small black spots; faint black vertical bands ventrally on body above anal fin, dorsal and caudal fins with rows of small black spots and other fins clear to grey. Larger males with body and fins dark brown to black, obscuring pattern. Rounded head, caudal, pectoral and ventral fins rounded. Grows to 12 cm.

References: Bray, D.J. 2021, Bathygobius krefftii in Fishes of Australia, accessed 17 Sep 2022,

FishBase. Froese, R. and D. Pauly. Editors. 2018. World Wide Web electronic publication. Accessed 28/04/18.