One pair of nasal and orbital cirri. Eye and nasal cirri moderately branched.
Dark brown with a dark roughly eye-sized blotch behind the eye. Rows of elongated pale dashes and spots along the body, with males having smaller but more frequent marking. Fins have columns of dark speckles.
Reaches 5.4 cm.
Found in holes in rocky areas, often in turbid, occasionally brackish, water.