What Freshwater Fish Can Be Kept Together?

by | Last updated on January 24, 2024

, , , ,

There are plenty of types that can co-exist with other different species in the same tank.

Guppies, Tetras, Swordtails, and Danios

Can you mix fish in a tank?

Always purchase fish that are

roughly the same size as those

in your aquarium. When mixing territorial fish, newcomers should be at least the same size as the largest or most aggressive fish already in the tank.

Do freshwater fish eat each other?


Cannibalism

among aquarium fish (i.e., fish-eating each other) is common, but sometimes these do end up gobbling there cohorts. … Sometimes it's natural, while sometimes it's due to fish being opportunistic.

How do you know if my fish are fighting?

There will be visible signs if a fish has been attacked in the tank. Such signs include

marks on its body and nips on its fins

. A fish that is injured will shy away from the other fish to give itself time to heal. Territorial fish are likely to be aggressive toward fish of their own species that are of the same sex.

Can a fish disappear from a tank?

Even if the tank has a cover, if there are any openings,

it's possible for the fish to jump out

. … Unless you find them shortly after the escape, the fish will soon die and dry up. Any time you've noticed a fish is missing, the first thing to do is quickly examine the area around the tank to see if the fish jumped out.

Which fish go well together?

There are plenty of freshwater fish types that can co-exist with other different species in the same tank.

Guppies, Tetras, Swordtails, and Danios

are just some of the most peaceful tropical species that happily swim around and easily adjust to newer groups.

What fish are compatible together?

  • Catfish.
  • Corys.
  • Danios.
  • Gouramis.
  • Guppies.
  • Loaches.
  • Mollies.
  • Platies.

What is the easiest fish to take care of?

  1. GOLDFISH. Yes, the goldfish is top on the list. …
  2. GUPPIES. Small and brightly colored, guppies are another favorite for beginner aquariums. …
  3. ZEBRA DANIOS. …
  4. BUSHYNOSE PLECOS. …
  5. NEON TETRAS. …
  6. MOLLIES.

What to do if fish are fighting?

  1. Use a Net to Separate the Fish. …
  2. Rearrange Your Aquarium Decoration. …
  3. Add New Hiding Spots in your Aquarium. …
  4. Separate Your Passive Fish. …
  5. Isolate the Bully. …
  6. Get a Bigger Aquarium. …
  7. Move the Aggressive Fish into a Different Aquarium.

Why is my fish chasing my other fish?

Fish chase each other for a variety of reasons, such as defending their territory,

establishing dominance, competing for food, and mating

. Even fish that are typically docile fish may chase others because of constant stress. This could be due to incompatible tank mates, poor water conditions, or an overcrowded tank.

Should I change the water if a fish dies?


Any dead fish should be removed

, as its body will quickly rot in the warm, bacteria-laden water. A corpse will pollute water, risking the health of other fish in the tank. If it died from disease the last thing you want is other fish consuming its body parts, so remove immediately.

What happens if you leave dead fish in tank?

Just as adding one more fish to an already overstocked, overfed, and/or under-maintained aquarium can overwhelm the biological filter and lead to an

ammonia spike

, leaving a dead fish in such a system can prove to be the proverbial straw that broke the biolfilter's back.

Do fish hide when they are dying?


Aquarium fish do not exactly hide because they are dying

, but they do hide when they are sick, which could quite easily lead to death, more so if you don't find them in time.

What is the most low maintenance fish?

  • Bettas.
  • Platies.
  • Black Molly.
  • Swordtail.
  • Goldfish.

Can Axolotls live with fish?


They should not be kept with other species

as axolotls might try to eat pet fish, and the fish sometimes nip at them, as well. You even should be cautious about housing them with other axolotls. Juvenile axolotls can be cannibalistic toward one another, so they are best raised in separate enclosures.

Diane Mitchell
Author
Diane Mitchell
Diane Mitchell is an animal lover and trainer with over 15 years of experience working with a variety of animals, including dogs, cats, birds, and horses. She has worked with leading animal welfare organizations. Diane is passionate about promoting responsible pet ownership and educating pet owners on the best practices for training and caring for their furry friends.