Arrow Crab Canister Filter Media Magnesium supplement for reef aquarium

Magnesium supplement for reef aquarium foundation element maintenance

The Lifegard Aquatics Quiet One Impeller/Shaft (5-6000) is a replacement impeller and shaft assembly for compatible Quiet One Pro 5000 and 6000 aquarium pumps

Additional pumps may be required for larger tanks

500 ml size is suitable for ongoing use on moderate to higher-demand reef systems

Two 12V Drive Ports: The Drive Ports provide switched 12V DC power for small HYDROS-compatible accessories

Arrow Crab Canister Filter Media Magnesium supplement for reef aquariumSpindly legs and a pointy head make this crab look more like a spider. Its long legs give it a good vantage point to search for its preferred prey bristle worms. It may decimate populations of these useful scavengers in small aquariums, so is normally best kept in large tanks. It will also eagerly feed on fish food. Because of its large size and strength it may prey on other crustaceans, even those of similar size such as Coral Banded shrimp. It can