What Saltwater Fish Eat Algae? Here the Answer

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As salt water aquarium fans know, keeping algae in check is a balancing act. Experts at FishChannel.com and Aquariums Life, amongst others, recommend everything from sea urchins to fish to assist in keeping algae in check. Compatibility issues change, so when adding new marine life, always talk to your breeder for the best results.

What saltwater fish eat algae?


Saltwater fish that eat algae are another alternative. The angelfish and tang are smart additions since they will nibble always on green algae. Meanwhile, the blennies are outstanding because of their ability to consume both green and red algae without damaging decorations. Bear in mind, saltwater fish can’t survive by algae alone; they should also be fed an appropriate diet recommended by the breeder.

Other marine life


By way of instance, the emerald mythrax won’t only reduce bubble algae, but he’ll function as a night time cleaning team by spending his nights devouring leftover food. As his name implies, he’s a green body. He’s somewhat clumsy, so be sure tank things are secure. According to Aquariums Life, this red crab is the most popular selection for keeping a healthy degree of algae. Although he favors meat, he’ll also rid your aquarium of green, red, brown and green hair algae.



The pincushion, blue tuxedo, and world urchins come in vibrant colors. They are certainly exciting to look at, but FishChannel.com urges them because of how they eat an assortment of algae, such as green, red and coralline algae. But without enough algae to eat, they’ll go after corals and invertebrates. They’re also prone to knocking over stones, so be certain your heroes are stable and secure.


Snails do not take up much space and are a great option if your tank is getting full of other marine life. There’s a variety to pick from such as the trochus, nerite and abalones. Not only will they keep the floor and sides of your aquarium clean, they won’t float away at your corals. In actuality, snails are such a safe alternative that based on FishChannel.com, they’re “the greatest all-around algae eaters to the reef aquarium.”

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