E-Fauna Photo Gallery
© Aaron Baldwin (Photo ID #2103)
Photographer's Submitted Details
Mud and sand
October 19, 2007
UTM Zone #
Photo ID #
Usually subtidal, these are commonly found in shrimp pots. The tightly adherent varnish-like periostracum is distinct. Photo taken with a Pentax Optio W10 underwater camera submerged in shallow aquarium.