It is found in shallow water on sheltered coasts of the eastern Pacific Ocean.

Bulla gouldiana has a semi-transparent, paper-thin, globose shell that is brown or pale violet.

The head, mantle and foot are yellowish-brown with mottled whitish dots.

The egg mass is a yellow to orange tangled string of jelly, containing oval capsules.

[2][3] Bulla gouldiana is found in shallow water in estuaries and sheltered bays down to depths of 10 m (33 ft) on the western coast of America from California to Ecuador.