Water and salt logo

Beautiful and Beginner-Friendly Saltwater Fish for Your Aquarium. Part 1

bangaii cardenal post

Setting up a saltwater aquarium can be a rewarding experience, but it can also be challenging, especially when it comes to choosing the right fish. Lucky for you, we’ve done the research and have put together a list of the top easiest care saltwater fish for your aquarium.Whether you’re a beginner or an experienced aquarist, these fish are sure to add a splash of color and personality to your tank. So, let’s explore your options and find the perfect fish for your aquarium!

First, let’s discuss the size of the aquarium

When it comes to setting up a saltwater fish tank, the size of the tank is an important factor to consider. In general, the tank should be at least 55 gallons to provide enough space for fish to swim and grow comfortably. However, larger tanks are always better as they provide more stability in terms of water quality and temperature. Larger tanks also offer more options for aquascaping and allow for a greater variety of fish to be added. When deciding on the size of your saltwater fish tank, it’s important to keep in mind the needs of the fish and the overall environment you want to create.

If you have limited space, a nano aquarium can be a good option too. However, it is important to choose the right inhabitants for your tank. Proper research and planning are necessary to ensure the health and well-being of the aquatic life you choose. It’s important to consider factors such as water parameters, compatibility, and size requirements before making any decisions. With careful consideration and attention to detail, a nano aquarium can be a beautiful and rewarding addition to any living space.


Clownfish have gained immense popularity over the years, especially after the release of the movie «Finding Nemo». These colorful fish have unique features and characteristics that make them stand out from other fish species.

The Ocellaris Clownfish, also known as the False Percula Clownfish, or Nemo fish is a small and colorful species that belongs to the family Pomacentridae. These fish are native to the warm waters of the PacificOcean, particularly found in the Indo-Pacific region, including Australia, thePhilippines, and Indonesia.

First and foremost, clownfish are recognized for their bright, vibrant orange color. This coloration is not only eye-catching, but it also serves as a defense mechanism. In the wild, the orange color helps clownfish blend in with the bright colors of the anemone they live in, making them less likely to be noticed by predators.

In addition to their orange color, clownfish also have striking white stripes on their bodies. These stripes are thought to help the clownfish navigate through their environment, as they can use the stripes to distinguish between different anemones.

The unique reproductive behavior of the Ocellaris clownfishis one of its most fascinating aspects. These fish are sequential hermaphrodites, meaning they can change their sex during their lifetime. The largest fish in a group is typically a female, while the second-largest is male. If the female dies, the male will become a female to take its place.Additionally, Ocellaris Clownfish form monogamous pairs and lay their eggs on a flat surface near their host anemone. The male protects the eggs until they hatch, which typically takes about a week.

Clownfish have an extraordinary bond with sea anemones that benefits both species. These fish have a layer of mucus on their skin that protects them from the stinging tentacles of the anemone, which is their home.In return, the clownfish clean the anemone, removing debris and parasites that could harm it. This mutually beneficial relationship is an excellent example of how different species can work together to survive in the wild.

Clownfish are known for their territorial behaviour, which is often seen in their natural habitat. This behaviour is essential for their survival as it helps them protect their homes from predators and other clownfish that might try to take over.

It is important to take note that when keeping clownfish in an aquarium, it is crucial to provide them with enough space to establish their territory. Overcrowding may cause aggression and stress, which can lead to health problems. Clownfish have a territorial behavior that is crucial for their survival, as it enables them to safeguard their homes from predators and other clownfish that try to assume control.

Royal Gramma

The Royal Gramma Fish (Gramma loreto) is a small, colorful species native to the Caribbean Sea. This saltwater fish is a popular choice for beginner and experienced aquarists alike, thanks to its stunning appearance and ease of care.

The royal gramma fish is a strikingly beautiful species with a unique appearance that makes it stand out from other fish. It has a deep purple-blue color on the front half of its body, which fades into a bright yellow color on the back half. This fish features a black line that initiates from its mouth and concludes at the back of its head. Additionally, it has a black spot in its dorsal fin.

The royal gramma fish has a slender and elongated body, which is perfect for maneuvering through tight spaces in the reef. Its small size also makes it an attractive option for those who want to keep fish in smaller aquariums.

One thing to note about Royal Gramma Fish is that they are territorial creatures. They tend to claim a specific area in the tank as their own and protect it from other fish. It’s essential to provide them with enough space and hiding spots to reduce stress and promote a healthy environment.

Another behavior trait of Royal Gramma Fish is their tendency to swim in the middle to lower levels of the tank. They are not strong swimmers, making them vulnerable to larger or more aggressive fish if kept in a community tank. Keeping them with other peaceful fish of similar size is recommended.

Understanding the behavior of Royal Gramma Fish is crucial to ensure that they thrive in their new home. Remember to provide them with enough space, hiding spots, and peaceful tank mates. By doing so, you can enjoy the vibrant colors and peaceful nature of these beautiful fish for years to come. A minimum tank size of 30 gallons is recommended for a single Royal Gramma fish. If you plan on keeping more than one, you’ll need to increase the size of the tank accordingly. It’s important to keep in mind that these fish are territorial, so providing ample space for each fish is essential to prevent aggression and stress.

Another important factor to consider is the type of substrate and decorations in the tank. Royal Gramma fish prefer live rock and plenty of hiding spots, such as caves and crevices. These fish also prefer a sandy substrate, as it mimics their natural environment and allows them to forage for food.

Lastly, it’s important to consider the types of tank mates that will be sharing the tank with your Royal Gramma fish. While they are typically peaceful fish, they maybe come aggressive towards smaller, more docile fish. It’s best to avoid keeping them with other territorial fish or those that may nip at their fins.


Share this post if you liked it!:

About the author

Picture of Ana M. López

Ana M. López

Ana holds a degree in Marine Sciences and has completed a Master's Program in Aquaculture with a specialization in ornamental species. Additionally, Ana is a certified Dive Master and Cave Diver, taking her passion for marine life to new depths. Ana has gained years of experience in the aquarium industry.