yes because acorn is an invertebrates
Barnacles are "filter feeders" (meaning they filter their food out of the water around them. Many filter feeders compete for space on the ocean floor. Barnacles avoid this competition by attaching themselves, often in large colonies, on the tough skin of whales and the underside of ships. They feed on the food suspended in the water around the whale or ship.
The things that eat acorn barnacles are whelks which arte sea snails, mussels and some starfish all eat of feed on barnacles
Barnacles are filter feeders they strain plankton particles from the passing currents, they do not eat fish.
They are filter feeders. When submerged, they put out feelers to catch any small food drifting past.
On the Beaches
No, barnacle is not a produce. It is actually considered a consumer because it is a type of filter feeder.
The things that eat acorn barnacles are whelks which arte sea snails, mussels and some starfish all eat of feed on barnacles
Filter feeder get their food by straining (filtering) it from water, most often sea water. Examples of filter feeders are: sponges, clams, oysters, barnacles, basking sharks, whale sharks...
Yes, sponges are filter feeders. I also believe they were the first filter feeders.
An acorn barnacle is any of several species of barnacles in the genus Balanus, or any barnacle in the order Sessilia.
Clams are filter feeders because they filter stuff.
No, filter feeders in general do not have teeth. Piranha do not filter their food.