A Quick Guide to Keeping Invertebrates in an Aquarium: Snails, Shrimp, and Crabs

While they are often overlooked in favor of more flashy fish species, invertebrates can add interest and diversity to any aquarium. Let's look at different types of invertebrates that are suitable for aquariums, as well as their specific care requirements.

A yellow crab in an aquarium

Invertebrates are a diverse group of animals that lack a backbone and include animals such as snails, shrimp, and crabs. While they are often overlooked in favor of more flashy fish species, invertebrates can add interest and diversity to any aquarium. In this guide, we will cover the different types of invertebrates that are suitable for aquariums, as well as their specific care requirements.

Snails:

A snail in an aquarium

There are many different types of snails that can be kept in an aquarium, including Mystery Snails, Nerite Snails, and Apple Snails. Snails are generally low-maintenance and can be a great addition to any aquarium. They are scavengers and will help to clean up excess food and algae in the tank.

Care requirements:

  • Tank size: Snails can be kept in small to medium-sized tanks, but be sure to research the specific size requirements for the type of snail you are keeping.
  • Water parameters: Snails are generally hardy and can tolerate a wide range of water parameters. However, be sure to maintain proper pH and temperature levels for the specific type of snail you are keeping.
  • Diet: Snails are primarily herbivores and will mostly eat algae and vegetation. Supplement their diet with fresh vegetables or specialized snail food.

Shrimp:

A shrimp in an aquarium

Shrimp are another popular invertebrate to keep in an aquarium. There are many different types of shrimp available, including Ghost Shrimp, Cherry Shrimp, and Amano Shrimp. Shrimp are generally peaceful and can be kept with a variety of fish species.

Care requirements:

  • Tank size: Shrimp are small and can be kept in small to medium-sized tanks. However, be sure to research the specific size requirements for the type of shrimp you are keeping.
  • Water parameters: Shrimp are sensitive to water quality and will do best in a well-maintained tank with stable water parameters. Be sure to maintain proper pH and temperature levels for the specific type of shrimp you are keeping.
  • Diet: Shrimp are omnivores and will eat a variety of foods, including algae, vegetables, and small amounts of protein. Supplement their diet with specialized shrimp food or small amounts of frozen or live food.

Crabs:

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Crabs are another interesting invertebrate to keep in an aquarium. There are many different types of crabs available, including Fiddler Crabs, Red Claw Crabs, and Hermit Crabs. Crabs are generally peaceful and can be kept with a variety of fish species.

Care requirements:

  • Tank size: Crabs are small and can be kept in small to medium-sized tanks. However, be sure to research the specific size requirements for the type of crab you are keeping.
  • Water parameters: Crabs are generally hardy and can tolerate a wide range of water parameters. However, be sure to maintain proper pH and temperature levels for the specific type of crab you are keeping.
  • Diet: Crabs are omnivores and will eat a variety of foods, including algae, vegetables, and small amounts of protein. Supplement their diet with specialized crab food or small amounts of frozen or live food.

Invertebrates can be a great addition to any aquarium, adding interest and diversity to your tank. By following the specific care requirements for each type of invertebrate, you can ensure that your snails, shrimp, and crabs thrive and live long, healthy lives in your aquarium. As with any new addition to your tank, be sure to do your research and understand the specific needs and requirements of the invertebrates you are considering. With proper care, these fascinating creatures can be a rewarding and enjoyable addition to your aquarium.