Will Crayfish Eat Anubias?

Atyopsis Moluccensis eating on Anubias YouTube
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What is Anubias?

Anubias is a genus of aquatic plants belonging to the family Araceae. It is native to tropical West Africa and is commonly found in slow-moving waters such as rivers, streams, and lakes. Anubias is a popular plant among aquarists due to its hardiness and its ability to thrive in a wide range of water parameters. It can be found in a variety of colors, sizes, and shapes, and can be used to create an aesthetically pleasing underwater landscape.

Do Crayfish Eat Anubias?

The answer to this question is yes, crayfish can and do eat Anubias. Crayfish are omnivores, meaning they feed on a variety of food sources, including plants. Anubias is a particularly favored food source for crayfish due to its high nutritional content and its ease of digestion. Crayfish will not only eat the leaves of Anubias, but they will also feed on the roots, stems, and even the rhizomes. It is important to note, however, that crayfish will not eat the entire plant, only the parts that have already started to decay.

How to Protect Anubias from Crayfish?

If you have crayfish in your aquarium and you want to keep Anubias, there are a few things you can do to protect it from being eaten. The first and most obvious is to keep the crayfish away from the Anubias. This can be accomplished by adding an aquarium divider, or by creating a “crayfish-free zone” with decorations or other plants. Another option is to wrap the Anubias in plastic mesh or other material that the crayfish cannot eat through.

Will Crayfish Eat Anubias in the Long-Term?

Although crayfish may eat Anubias in the short-term, it is not likely that they will continue to feed on it over the long-term. Crayfish are opportunistic feeders, meaning they will eat whatever is available to them. If the crayfish have more attractive food sources, such as fish flakes or frozen foods, they will likely ignore the Anubias. However, if the crayfish have no other food sources, they may continue to feed on the Anubias.

What are the Benefits of Having Crayfish in an Aquarium?

Crayfish can be beneficial in an aquarium as they help to keep it clean by scavenging for food and eating algae and other debris. They are also relatively low-maintenance, as they do not require special care or a large tank. Crayfish are also interesting to watch, as they are active and display various behaviors, such as digging, climbing, and fighting. Lastly, they can help to control the population of smaller fish, such as guppies and tetras.

Do Crayfish Need a Special Diet?

Crayfish do not require a special diet, but they do benefit from a varied diet. They should be fed a variety of foods, including fish flakes, frozen foods, and live foods such as brine shrimp or blood worms. It is also important to feed them vegetables such as cucumber, zucchini, and spinach. Crayfish are also known to eat Anubias, however, it is not necessary to feed them this plant as part of their regular diet.


Crayfish will eat Anubias, however, they are not likely to continue to do so in the long-term. If you have crayfish in your aquarium and you want to keep Anubias, you should take steps to protect it from being eaten. Crayfish do not require a special diet, but they do benefit from a varied diet that includes vegetables and live foods. By providing your crayfish with a variety of foods, you can ensure that they get the nutrition they need without eating your Anubias.

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