Are Big Eyed Goldfish Mean To Other Fish Not Blackmoors?

by | Last updated on January 24, 2024

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If you notice one chasing another goldfish all the time, or biting them

, then they are fighting.

Why are my goldfish attacking one fish?

The most common cause of a goldfish being territorial is

if they are jealous of other fish in the tank or if the tank is too small

. Territorial behavior is distinguished by chasing and nipping other goldfish away from a certain area in the tank.

Is my goldfish killing the other fish?

Do Goldfish Eat Other Fish? Goldfish aren't predators, so

they don't attack other fish in order to eat them

. However, just like the case with baby goldfish, they may swallow smaller fish when they're searching for food. Any time this happens, it's not done aggressively and was purely accidental.

Will large goldfish eat smaller fish?

Goldfish tend to browse for food, eating mostly what are bite-sized morsels, of anything edible. But,

if they happen to come across small fish (e.g. baby goldfish), they do not discern, and they will eat it if they can catch it.

Do all goldfish get along?


Goldfish get along well with most peaceful, similarly sized fish

. Fin nippers and boisterous fish should be avoided. If housed without a heater, they should be kept with other fish that are tolerant of cooler water temperatures. They are gregarious, meaning they like to hang around together.

Why are my fish nipping at each other?

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.

How do I stop my fish from chasing each other?

Are goldfish aggressive towards each other?

Some goldfish are outgoing while others are shy. However, most goldfish are laid back and enjoy being hand fed and playing in their tank.

If your goldfish begins to display aggressive behaviors, such as biting another goldfish in the tank, you must find out why.

How can you tell if fish are stressed?

Strange Swimming: When fish are stressed,

they often develop odd swimming patterns

. If your fish is swimming frantically without going anywhere, crashing at the bottom of his tank, rubbing himself on gravel or rocks, or locking his fins at his side, he may be experiencing significant stress.

Do goldfish recognize their owners?

Pet goldfish can distinguish between humans, and

often recognise the human that regularly feeds them

. Pet goldfish can also seem quite scared of new people, but become more comfortable with their owners over time as they realise they aren't a threat.

Do goldfish get lonely?

While we can never know for sure,

there is no indication that goldfish get lonely

. It's likely that when you spot a single goldfish that seems lethargic or depressed, it is far more likely that there is a problem with its environment or health than it is that the goldfish is lonely.

Do goldfish need friends?

Goldfish (Carassius auratus) are social animals and

when kept in groups can be seen regularly interacting with other goldfish

. Keeping at least two goldfish in an aquarium is recommended to provide companionship and promote activity. Solitary fish can exhibit depression and lethargy.

Can you eat a giant goldfish?

Can you eat goldfish? The short answer is

goldfish are as edible as any other freshwater fish; however, they are most likely not very tasty

. Goldfish would taste of the foods that they eat – so, for example, a pet goldfish would probably taste a bit like fish flakes and pellets!

Are my goldfish trying to mate?


The mating “dance” of goldfish is tiring and they will chase each other nearly to the point of exhaustion

! This usually goes on for several hours and may also include the male nipping at the female's tail and fins. What is this? For obvious reasons, this behavior is often confused with fighting.

Why is my goldfish getting so big?


Temperature plays a big role in growth rate

. Goldfish kept in warmer water temperatures consume more oxygen, eat more food and are generally more active. All of this helps them to grow to a large size.

How do you introduce goldfish to each other?

The best way to transfer a new goldfish into its new home is to

leave the fish in the oxygen and water filled bag that the pet store employee put your new pet into

. Simply place it directly into the goldfish bowl or tank and wait until the water temperatures are equal.

Will goldfish eat baby goldfish?

Goldfish tends to browse for food, eat mostly bite-sized morsels of things that are edible. If it happens that they come across small fish, a very good example is a baby goldfish, they may not be able to discern, and will they will definitely eat it if it's in their reach.

Can 2 goldfish live together in a bowl?

If you happen to find two small goldfish breeds, a 29-gallon bowl, and a filter that will fit onto the bowl's edge, then

you can actually keep a goldfish in a bowl

! However, the average small goldfish bowl will simply kill your fish, and unfortunately, there is simply no way around that.

What types of goldfish get along?

  1. Rosy Barb. Rosy barbs are colorful freshwater fish that do just fine in slightly cooler environments. …
  2. Platy Fish. Platies are another group-oriented species that do well as goldfish tank mates. …
  3. Bristlenose Pleco. …
  4. Hillstream Loach. …
  5. Hoplo Catfish. …
  6. Cherry Shrimp. …
  7. Banded Corydoras. …
  8. Mystery Snail.

How do you know what gender your goldfish is?

To identify a female goldfish,

look for a rounder, thicker body shape

. Females may also have a bulge on one side as breeding season approaches, and their vent, or anal opening, may protrude slightly. Male goldfish often have a thinner, more streamlined body shape than females, with a concave vent and a midline ridge.

How do you cure fin nipping?

Cool the action. Tropical fish become most active when water is at the warm end of their ideal temperature range. The solution to reducing aggression and fin nipping could be as easy as

lowering the tank temperature by a few degrees

. Warmer temperatures stimulate tropical fish to mate.

Do fish play with each other?


There is some evidence to show that fish do play with objects

. Shoaling or schooling fish be also known to be social in nature. If they are swimming after one another with no signs of aggression, or for no apparent cause, it may be that they are simply having a good time playing.

Should I remove an aggressive fish?


Don't simply dismiss fish that are aggressive, they may disrupt the peace in your tank

. Many species of fish are naturally aggressive which can lead to problems with attacks on other fish in the tank.

How do you calm a stressed fish?


Trying a stress coat product

, which can help remove chlorine, neutralize chloramines and detoxify heavy metals to set up optimal water conditions. It can also help heal skin wounds and torn fins. Reducing overcrowding by moving additional fish to a new tank, or getting a larger aquarium.

How long should you isolate an aggressive fish?

Keep the fish isolated for

at least a week or two

, the longer he is separated the better. This will give everyone else the chance to rearrange the hierarchy, become more dominant, settle into the tank, and gain confidence.

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.