All of these filter-feeding bivalves have a two-part shell, and while many hobbyists overlook them, they can make excellent additions to a marine aquarium. Some are quite remarkable in their coloration and behavior, although all r
All of these filter-feeding bivalves have a two-part shell, and while many hobbyists overlook them, they can make excellent additions to a marine aquarium. Some are quite remarkable in their coloration and behavior, although all require high water quality and careful consideration for tankmates. The so-called file shells, (e.g. flame scallops) can and will move about the tank.