Discus-Tang
- #1
Once you've got your fish, you need to feed them, right? I'm going to quickly run through a few points about feeding fish (and snails/shrimp), and how certain foods can affect/help them.
There are a few main components of food, the main ones being:
Sources of protein/amino acids:
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Various fish have different digestive systems, so this should be kept in mind. Generally, herbivores like plecos have very long digestive tracts that take some time to process food, so they don't need to be fed every day. This is because they eat plant and algae matter, which takes longer to digest than animal matter.
On the other hand, scavengers like goldfish have very short digestive tracts and should be fed frequently (once or twice daily). Goldfish, especially fancy goldfish, also need lots of fibre or their digestive tract can press against their swim bladder. This causes swim bladder disorder.
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One common ingredient in fish foods is fish meal. Fish meal is usually offcuts of fish that aren't considered edible for humans, so there isn't much nutrition there. Flour meal & gluten do provide carbs, but there's often more than there needs to be.
Most aquarium fish don't even eat fish, so there is too much fat in fish meal for it to be nutritious. Try to avoid foods that have fish meal at the top of the ingredients list.
There are a few main components of food, the main ones being:
- Amino acids (ultimately converted to protein)
- Carbohydrates (energy)
- Fat & fatty acids (energy, organ health & absorption of some vitamins)
- Fibre (healthy gut & metabolic regulation)
- Nutrients & minerals (for colour enhancement & general body upkeep)
Sources of protein/amino acids:
- Prepared foods (dried flakes, pellets, crisps & wafers)
- Meaty frozen or live foods (brine shrimp, daphnia, bloodworms, Beefheart, blackworms, infusoria etc.)
- Spirulina algae
- Shrimp
- Diced legumes
- Starches from prepared foods
- Garlic
- Spirulina algae
- Hard-boiled egg yolk
- Peas & beans
- Daphnia
- Bloodworms
- Brine shrimp
- Tabasco (Just kidding )
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Various fish have different digestive systems, so this should be kept in mind. Generally, herbivores like plecos have very long digestive tracts that take some time to process food, so they don't need to be fed every day. This is because they eat plant and algae matter, which takes longer to digest than animal matter.
On the other hand, scavengers like goldfish have very short digestive tracts and should be fed frequently (once or twice daily). Goldfish, especially fancy goldfish, also need lots of fibre or their digestive tract can press against their swim bladder. This causes swim bladder disorder.
----------------------------------------------------
One common ingredient in fish foods is fish meal. Fish meal is usually offcuts of fish that aren't considered edible for humans, so there isn't much nutrition there. Flour meal & gluten do provide carbs, but there's often more than there needs to be.
Most aquarium fish don't even eat fish, so there is too much fat in fish meal for it to be nutritious. Try to avoid foods that have fish meal at the top of the ingredients list.