Happy Goldfish

Health: Pet Health / Happy Goldfish

A list of sixteen of the most common goldfish illnesses and diseases found throughout the world. Each illness link contains a photograph, information on what causes it, a list of signs and symptoms to look out for, and advice on treatment. There is also a handy links page, carefully chosen to link to the best goldfish resources on the internet, as well as a blog on more general goldfish issues.

http://www.happy-goldfish.com

Goldfish

Goldfish Digestive System

Goldfish use a simple but efficient and interesting method of absorbing nutrients from their food.  They have no glands, valves, or two sizes of intestine.   Most unusual of all - even among fish - they have no stomach.  Most surprising of all, they have a set of teeth to get the digestion ball rolling. Once food [...]

The Bubble Eye Goldfish

Depending on one’s point of view, the bubble eye goldfish is either a freakish mutant, or one for the connoisseurs.  One thing everybody agrees on is that it is a very unusual goldfish. Bubble eye goldfish are thought to originate in China a long, long time ago as the result of a mutation being bred into [...]

A Closer Look at Black Spot Disease - Part 2 (Parasites)

There are two very different fish diseases that get called ‘black spot disease.’  One is caused by healing after injury (most commonly ammonia burn), and the other is caused by a parasite that infects the intestine of birds.  This second type of black spot disease is rare in fish tanks, but more common [...]

A Closer Look at Black Spot Disease - Part 1 (Ammonia)

There are two very different fish diseases that get called ‘black spot disease.’  One is caused by healing after injury (most commonly ammonia burn), and the other is caused by a parasite that infects the intestine of birds. Ammonia burn Most examples of black spot disease in aquariums are the result of ammonia burn on the fish’s [...]

Videos of Goldfish Ink Painting Artists in Action

Here are 4 videos of 3 different artists painting goldfish using ink.  Each artist’s style is their own, but they all know the meaning of the word subtle, and give wonderful demonstrations of a steady hand. Interesting stuff.

Fish Brain Anatomy & Function

Compared to the familiar shape and form of a mammal brain, the fish brain is rather odd looking.  It is elongated, has distinct sections, and is much smaller that a mammal’s brain in relation to its body.  However, it does everything a fish needs it to do. Forebrain At the front are the smell detectors, technically known [...]

A Closer Look at Tail and Fin Rot - Part 2 (Treatment)

As explained in “A Closer Look at Tail and Fin Rot - Part 1 (Symptoms & Causes),” tail and fin rot is a symptom of a serious bacterial infection.  Understanding that basic point is key to understanding the reasons behind the treatment. Preparation Affected goldfish need to be removed from the tank and put into a treatment [...]

A Closer Look at Tail and Fin Rot - Part 1 (Symptoms & Causes)

Tail and fin rot is is an easily recognizable, and very common fish disease.  It occurs in aquariums, ponds, fish farms and the wild - both in rivers and in oceans. It is a serious fish disease that can eat into the body of the fish after destroying all of a fin, leading to death.  Even [...]

Goldfish Colouring Explained

Although terms like red self-coloured metallic can appear almost meaningless, the system of goldfish colouring is not nearly as complicated as if first appears. To start with, there are two basic colour types: metallic and calico. Calico Calico is the name given to the colour pattern most commonly found on shubunkin goldfish.  It is an irregular pattern of [...]

3 Things That Should Never Happen to a Goldfish

1. Made to live in a bowl Almost everybody knows it, but plenty of people do it.  Goldfish that live in a bowl do not get enough oxygen, are exposed to disease, and usually die young.  If they are unlucky enough to survive into adulthood, they will be too big for the bowl and suffer from [...]