How many cardinal tetras should be kept together?

What kind of water do Cardinals breed in?

A common myth is that cardinals breed in water that is dark brown and very peaty with low acid readings more relevant to the water found in main rivers in the dry season. The water, however, at all times in this area is very soft due to soils having the lowest mineral content in the world.

What is a cardinal fish?

Cardinal Fish have two distinct dorsal fins and can be found around the world. These slowmoving nocturnal fish make excellent additions to large community aquariums. Most species are recommended for beginning marine aquarists.

Can you keep GloFish in a 5 gallon tank?

So, think wisely and drop the idea of keeping a 5-gallon tank in your home. If you really want to keep glofish, go for the tank with 20 gallons capacity or more.

Which saltwater fish are mouthbrooders?

If you like mouthbrooders—their interesting behavior and ease of breeding in captivity—then you’ll be pleased to know that some common saltwater species are mouthbrooders as well, including the readily available, relatively inexpensive and very hardy cardinalfish.

How big of a tank do you have for your fish?

Between 25 and 30 gallons for a single specimen. Semi-aggressive with captive-bred ones being more peaceful. Large angel tangs when in larger tanks, smaller clown fish, banggai cardinals, large damsel and hawkfish, most gobies.

What does a cardinal fish look like?

The red color is more prominent, which is why they have the “cardinal” moniker. These fish like to venture throughout the entire tank, so good planning and decorations are a must. Most of the time, you can find them swimming in the middle of the water column.

Are reef fish mouthbrooders?

While some reef species are mouthbrooders, most are not. The lack of prevalence for this mechanism of caring for the brood in the reef environment may be the method’s lack of efficiency, given that the number of eggs or young must be limited by the size of the male fish’s mouth.

Can you have a goldfish in a nano tank?

While you can’t have an actual adult goldfish in a small nano tank, it doesn’t mean you can’t have a gold-colored nano fish as a pet. The Ember Tetra is an excellent alternative to goldfish. They can grow up to 0.8 inches, which is very small compared to how big an adult goldfish can get.

What is a Nano fish tank used for?

Coming to the freshwater side, a freshwater nano tank is used for hosting freshwater creatures. These are the type of nano tanks that can house a variety of plant life, depending on the kind of aquarium aesthetic you’re going for. You should take your time to think about the type of fish and environment you want to have in your nano fish tank.

What are the best Coldwater Nano fish for my tank?

The electric red-orange color of an ember tetra can make a striking addition to your coldwater nano tank. Ember tetras are peaceful fish that usually spend their time in the middle layer of your tank. In the wild, their habitats are highly-forested, so they use plants and driftwood to hide. So, a planted tank with driftwood is an ideal habitat.

How many fish can you keep in a 1 gallon tank?

There is a weird rule of thumb in the hobby saying that you can keep one 1 inch of fish per gallon of water. This rule worth nothing and should be ignored for one simple reason: every fish species have a different body mass and produce a different amount of waste.

How can you tell the difference between male and female cardinalfish?

Generally, males and females look similar; however, on average, males have a larger mouth gape relative to their total body length and can be distinguished during brooding when their oral cavity becomes enlarged. The Banggai cardinalfish feeds primarily on copepods, but it also eats planktonic organisms when they are abundant in the area.

What is a mouthbrooding fish?

Mouthbrooding fish, as the name suggests, carry their fertilized eggs or young in their mouth to protect them from predation when they are most vulnerable. This behavior has evolved given the dangerous environment for any small fish on the reef. Surprising to some, it is the males that care for the brood.

Can you have rainbowfish in a Nano Fish Tank?

Yes, you can have Rainbowfish in a nano fish tank, too, if you know which species to go for. The Gertrude’s Spotted Blue Eye Rainbowfish can grow up to 1.5 inches long. They have a yellow or a light blue body featuring black spots and lovely bright blue eyes. The Blue Eye Rainbowfish males tend to be more colorful than the females.

Can you keep small fish in a nano tank?

There are two main reasons it’s best to keep small fish in a nano tank: fish quantity and quality of life. Since the size of an aquarium limits the number of fish you can have, you can fit more small fish into a nano tank than large fish. Therefore, the smaller the fish, the more you can fit in your tank.

What are the best fish for nano tanks?

The best fish for nano tanks are small, hardy, and cold water fish. There are two main reasons it’s best to keep small fish in a nano tank: fish quantity and quality of life. Since the size of an aquarium limits the number of fish you can have, you can fit more small fish into a nano tank than large fish.

Are Pajama Cardinals reef compatible?

Another great feature is that Pajama Cardinals are reef compatible. When you are planning a saltwater tank, it’s good to know which species to avoid if you are housing fish that require reefs in order to thrive.

What are the characteristics of a coral reef?

Reefs, in turn, protect mangroves and seagrass from waves and produce sediment in which the mangroves and seagrass can root. Over 4,000 species of fish inhabit coral reefs. Organisms can cover every square inch of a coral reef.

What makes a reef a good reef?

Reefs with higher relief and/or complexity often provide more habitat for of fish and reef biota. Herbivorous fish are a key indicator group as they are important grazers that keep algae from overgrowing corals.

Why do reef fish swim in groups?

Their bright colors help them to find each other or scare away predators (attackers). Some reef fish swim in groups called shoals as they nibble the corals, or take tiny bits of food from the water.

What is a nano a tank?

A tank is described as a nano one if it holds approximately 30 gallons of water or less. Due to how they are built, such tanks are only meant for housing small fish or other water creatures (shrimps, water snails, and more). Such tanks are designed to be easily placed on tables, desks, or other small stands.

What fish can you put in a nano reef tank?

Mushroom Corals are also appropriate, such as green-striped, lavender, and bull’s-eye. If you choose to have fish in your nano reef aquarium, small fish species such as gobies, firefish, and blennies are suitable in the nano environment. Nano system specimens must be chosen carefully to avoid overcrowding.

What are nano aquariums?

They can be either freshwater nano aquariums or saltwater nano aquariums. Nano fish species are chosen from any smaller sized species of tropical fish. Other possible inhabitants are freshwater and seawater shrimps.

How do I know if my Pajama cardinal is healthy?

Ask how long they’ve been in the tank and if it’s been a couple of weeks and they look good, they should be fine for selection. Diet / Foods : Mostly carnivorous, Pajama Cardinal Fish need frequent small feedings of meaty marine foods.