Green Troca (2.5”) (2 pcs) mushroom Acropora species are some of

Acropora species are some of the major reef corals responsible for building the immense calcium carbonate substructure that supports the thin living skin of a reef

Sometimes they are a light brown and white

they have a blue skeleton — all other corals just about have white skeletons — and also in that they haven't changed in their form for over 60-70 million years

There are only two species likely to be seen while scuba diving in Hawaii

Each one is unique

Green Troca (2.5”) (2 pcs) mushroom Acropora species are some ofGreen Trochus cone seashells are a decoratively patterned sea snail shell. The troca shells are cone shaped and often found in the shallow tropical reefs. Our Green Trochus seashells measure approximatey 2" 2. 5". The Shell you receive may not look exactly like the image. No two are alike.