Last Updated on September 23, 2021 by Marco C.
If you are looking for a new addition to your home, freshwater crabs for aquariums are a great option. There are many different varieties to choose from, each one being interesting and unique. Though they are often overlooked as an option, they can make great pets to own.
With the right experience and care, crabs can make great pets to own. They are entertaining and make wonderful conversation pieces in your home. Like any pet, it is important you do your research and provide a healthy habitat for them to live in.
Best Freshwater Crabs For Aquariums
Freshwater crabs can make wonderful pets to own in your home aquarium. They can be great for owners of all experience levels. In many cases, they will only need a tank between 5-30 gallons.
There are several species of fully aquatic freshwater crabs, as well as ones that split their time between land and water. It is important to provide the proper tank size and tank setup in order for your crab to strive.
Rainbow Land Crab
Rainbow Land crabs make fascinating pets to own, as they spend their time between land and water. They are brightly colored and have adorable eyes that look like they are wearing goggles. They are ideal for new to intermediate owners.
Rainbow Land crabs require at least a 20-gallon tank. They grow to be about four to eight inches long. They should be kept alone as they are territorial and they will eat pellets, bloodworms, fish, and fruits.
Recognizable by their signature spots, panther crabs can be a great choice for beginners. However, they can be aggressive and should have their own tank. They are nocturnal and enjoy having hiding spots for during the day.
Panther crabs need at least a tank that is 20 gallons in size and they grow to be up to five inches long. They typically eat pellets, flakes, algae wafers, brine shrimp, bloodworms, and vegetables. They are fully aquatic but do enjoy having a rock or land to go on occasionally.
Freshwater Pom Pom Crab
Freshwater Pom Pom crabs are fully aquatic and are generally less aggressive than other types of crabs. They are very active, typically peaceful, and enjoy scavenging. Their unique appearance makes it look like they are holding cheerleading pom poms in their claws.
Pom Pom Crabs are small, growing to be only 0.6 and 1 inch in length. They can live in a tank that is just five gallons, but it is recommended to have at least a 10-gallon tank.
These crabs are fully aquatic and eat flakes, pellets, plants, algae, and bloodworms. You can keep them in a tank with other fish as well.
Matano Crabs make for a unique addition to your aquarium. Their unique color makes them stand out and they can be kept with other fish. They are ideal for novice to intermediate owners.
Matano crabs are fully aquatic, though they do enjoy having a piece of land to come on. These crabs can grow to be around three to five inches long. They should have at least a 20-gallon tank and their diet consists of bloodworms, fish food, and plant life.
Red Claw Crab
Red Claw crabs can be a bit shy and skittish, so they should have plenty of hiding areas. They are territorial, so they should be housed alone or with plenty of room. They should have access to brackish water and land in order for them to thrive.
Red Claw crabs are best suited for intermediate owners. They grow to be up to four inches long and should have at least a 20-gallon tank. Their diet consists of Brine shrimps, fish food, bloodworms, and vegetables.
Fiddler crabs are easily recognizable by having a distinctive large claw. They enjoy splitting their time between land and water and should have access to brackish water. They are fairly easy to keep as pets and are entertaining to watch.
Fiddler crabs grow only to be two to three inches long. They should have at least a 10-gallon tank and can be kept with others. Their diet consists of fish food, brine shrimp, blood worms, plankton, seaweed, and zucchini.
Thai Devil Crab
Though large in size, Thai Devil crabs can be a great option for beginners. They come in a variety of different colors and make a beautiful addition to your home. They should have access to both land and water.
Thai Devil crabs are relatively peaceful and can be kept with others. They grow to be two to four inches long and should have a tank that is at least 10 gallons. Their diet consists of fish flakes, pellets, brine shrimp, bloodworms, fresh & dried fruits, and algae.
Sought after for their deep purple color and yellow eyes, Vampire crabs make fascinating pets to own. They need access to both freshwater and land. They can be a good option for beginners but are more fitting for those with experience.
Vampire Crabs grow to be about two inches long. They should have at least a 10-gallon tank and they are best housed by themselves as they can be aggressive. Their diet consists of flake, brine shrimp, bloodworms, dried crickets, and vegetables.
Marble Batik Crab
Though they are relatively rare, Marble Batik crabs are sought after for their unique look. They are relatively easy to keep, making them a suitable option for beginners. Their habitat should include both land and water.
Marble Batik crabs are social animals and prefer to live in the company of others. They should have at least a five-gallon tank, though 10-gallons is recommended as they can grow to be three to four inches. Their diet consists of fish, dried vegetables or fruit, and protein matter.
Thai Micro Crab
Thai Micro crabs are low-maintenance, making them a great option for beginners. Due to their small size, they like to have many different spots to hide. They are fully aquatic and can be kept with other fish.
Thai Micro crabs only grow to be 0.4 inches. They can be kept in a five-gallon tank due to their small size. Their diet consists of algae, biofilm, and plant matter.
Owning Aquarium Crabs
Freshwater crabs for aquariums can make great additions to your home. There are many different species you can get, several of which are beginner-friendly.
Do you have any questions regarding freshwater crabs for aquariums? If so, please ask your freshwater crab questions in the comment section.