Arrow Crab
Arrow crabs are useful at controlling bristle worms is saltwater tanks.
They are also helpful scavengers and generally don't bother other tank inhabitants.
Usually they are tennis ball size to baseball size, although sizes do vary.
Arrow crabs are useful at controlling bristle worms is saltwater tanks.
They are also helpful scavengers and generally don't bother other tank inhabitants.
Usually they are tennis ball size to baseball size, although sizes do vary.